Every Type of Proxy Explained: Complete 2026 Guide

Proxies come in more varieties than most people realize. Beyond the basic “residential vs. datacenter” split, there are distinctions based on IP source, protocol, anonymity level, rotation behavior, IP version, and specialization — and choosing the wrong type can mean wasted money, blocked requests, or worse.

This guide explains every type of proxy that exists in 2026, organized into clear categories. By the end, you’ll know exactly which proxy type you need for your specific use case.

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Table of Contents

1. How Proxies Work — A Quick Primer
2. Proxies by IP Source
• Residential Proxies
• Datacenter Proxies
• ISP Proxies (Static Residential)
• Mobile Proxies
• Proxies by Protocol
• HTTP Proxies
• HTTPS (SSL) Proxies
• SOCKS4 Proxies
• SOCKS5 Proxies
• Proxies by Anonymity Level
• Transparent Proxies
• Anonymous Proxies
• Elite (High-Anonymity) Proxies
• Proxies by Rotation Behavior
• Rotating Proxies
• Sticky (Session) Proxies
• Static Proxies
• Proxies by Direction
• Forward Proxies
• Reverse Proxies
• Proxies by IP Version
• IPv4 Proxies
• IPv6 Proxies
• Specialized Proxy Types
• Virgin Proxies
• Sneaker Proxies
• Backconnect Proxies
• Shared vs. Dedicated (Private) Proxies
• Rotating Datacenter Proxies
• Complete Proxy Type Comparison Table
• Use Case Matrix — Which Proxy Type for What?
• How to Choose the Right Proxy Type
• FAQ

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How Proxies Work — A Quick Primer

A proxy server acts as an intermediary between your device and the internet. Instead of connecting directly to a website, your request goes through the proxy server first. The website sees the proxy’s IP address — not yours.

Your Device → Proxy Server → Target Website
↑
(IP address changes here)

This simple concept enables:

• Anonymity — Hide your real IP address
• Geo-spoofing — Appear to browse from a different location
• IP rotation — Distribute requests across many IPs to avoid blocks
• Access control — Bypass geo-restrictions or network filters

The differences between proxy types come down to where the IP addresses come from, what protocols they use, how they handle your identity, and how they rotate.

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Proxies by IP Source

This is the most important classification. The source of a proxy’s IP address determines its trustworthiness, speed, price, and which use cases it supports.

Residential Proxies

What they are: Residential proxies route your traffic through IP addresses assigned to real home internet connections by ISPs (Internet Service Providers). These IPs belong to real people’s devices — routers, phones, or computers that participate in proxy networks via SDK consent.

Why they matter: Websites can look up any IP address and determine if it belongs to a residential ISP (Comcast, BT, NTT) or a datacenter (AWS, Google Cloud). Residential IPs have the highest trust because they look like real users.

Key characteristics:

• IP addresses registered to residential ISPs
• Typically rotate automatically (new IP per request or timed sessions)
• Available in virtually every country
• Higher latency than datacenter proxies (1–5 seconds)
• Priced per GB of bandwidth used ($1.75–$12/GB)
• Pool sizes range from millions to 100M+ IPs

Best for:

• Web scraping protected sites
• Social media account management
• E-commerce price monitoring
• Ad verification
• SEO and SERP tracking

Typical pricing: $1.75–$12 per GB depending on provider and volume. See our best proxy providers comparison for current rates.

For an in-depth look at residential proxies, read our dedicated guide: What Is a Residential Proxy?

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Datacenter Proxies

What they are: Datacenter proxies use IP addresses hosted in data centers — cloud servers, colocation facilities, or dedicated server farms. These IPs are not associated with any ISP or physical home connection.

Why they matter: Datacenter IPs are fast and cheap, but websites can easily identify them as non-residential. Many anti-bot systems flag datacenter IP ranges by default.

Key characteristics:

• IP addresses registered to hosting companies and data centers
• Extremely fast (50–200ms latency)
• Much cheaper than residential ($0.03–$0.15/GB or $1–$5/month per IP)
• Easier to detect and block
• Available as shared or dedicated (private) IPs
• Subnet diversity matters — IPs from the same /24 subnet are often blocked together

Best for:

• High-speed, high-volume scraping of lightly protected sites
• API access and testing
• SEO tool connections that don’t face anti-bot systems
• Streaming and general browsing
• Development and QA testing

Not recommended for:

• Sites with strong anti-bot protection (Amazon, Google, social media)
• Account creation/management on major platforms
• Sneaker sites and limited-release purchasing

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ISP Proxies (Static Residential)

What they are: ISP proxies are a hybrid — they’re hosted in data centers but registered under residential ISPs. This gives them the speed of datacenter proxies with the trust level of residential IPs. The IP address looks residential when checked, but the connection comes from a server.

Why they matter: ISP proxies are the premium option for use cases that need both speed and trust. They don’t rotate — you get a static IP that remains yours for the duration of your plan.

Key characteristics:

• Datacenter-hosted IPs registered to ISPs
• Static (non-rotating) — same IP for your entire session or subscription
• Fast (100–300ms latency)
• High trust score — appear residential in IP lookups
• More expensive than either datacenter or rotating residential
• Limited geographic availability (mainly US, UK, EU)

Best for:

• Long-running sessions requiring stable, trusted IPs
• Sneaker botting and limited-release purchasing
• Account management where IP consistency matters
• Streaming geo-restricted content with reliable speeds
• Affiliate marketing with multi-account setups

Typical pricing: $2–$5/IP/month, or $5–$15/GB bandwidth.

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Mobile Proxies

What they are: Mobile proxies route traffic through IP addresses assigned by mobile carriers (4G/LTE and 5G). These IPs are shared among thousands of mobile device users by the carrier via CGNAT (Carrier-Grade Network Address Translation), giving them an inherently high trust score.

Why they matter: Because mobile carriers assign the same IP to many users simultaneously, websites are extremely reluctant to block mobile IPs — doing so would block legitimate mobile users. This makes mobile proxies the hardest to detect and block.

Key characteristics:

• IPs assigned by cellular carriers (T-Mobile, Vodafone, etc.)
• Highest trust score of any proxy type
• Naturally shared IPs (CGNAT) — blocking one blocks thousands of real users
• Slowest proxy type (2–8 seconds latency depending on carrier)
• Most expensive ($5–$40/GB)
• Smaller pools than residential
• Can target specific carriers and connection types (3G, 4G, 5G)

Best for:

• Social media account management (Instagram, TikTok, Facebook)
• Creating accounts on platforms with aggressive anti-bot
• Mobile app testing and scraping
• Use cases where you absolutely cannot afford to be blocked
• Mobile-specific proxy applications

For detailed mobile proxy guides, visit our mobile proxy hub and mobile proxy use cases.

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IP Source Comparison

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Proxies by Protocol

The protocol determines how the proxy communicates with your application and the target server.

HTTP Proxies

What they are: HTTP proxies understand and relay HTTP traffic. They operate at the application layer (Layer 7) and can read, modify, and cache HTTP requests and responses.

Key characteristics:

• Handle HTTP (port 80) traffic only
• Can inspect, filter, and modify request/response content
• Support caching for improved performance
• Cannot handle non-HTTP protocols (FTP, SMTP, etc.)
• The most common proxy type for web scraping

How they work:

Client → HTTP CONNECT to proxy → Proxy forwards request → Target server

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HTTPS (SSL) Proxies

What they are: HTTPS proxies handle encrypted SSL/TLS traffic. They create a tunnel between your client and the target server using the HTTP CONNECT method, allowing encrypted data to pass through without the proxy being able to read the content.

Key characteristics:

• Support encrypted HTTPS (port 443) connections
• Cannot inspect encrypted content (end-to-end encryption preserved)
• Essential for scraping any modern website (95%+ of the web uses HTTPS)
• Most commercial “HTTP proxies” today support both HTTP and HTTPS

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SOCKS4 Proxies

What they are: SOCKS4 (SOCKet Secure version 4) proxies operate at the session layer (Layer 5), below HTTP. They relay any TCP traffic without understanding the content, making them protocol-agnostic.

Key characteristics:

• Support any TCP traffic (HTTP, FTP, SMTP, etc.)
• Do not interpret or modify traffic content
• No authentication support (SOCKS4 limitation)
• No UDP support
• Faster than HTTP proxies for non-HTTP protocols

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SOCKS5 Proxies

What they are: SOCKS5 is the modern evolution of SOCKS4. It adds authentication, UDP support, and IPv6 compatibility, making it the most versatile proxy protocol available.

Key characteristics:

• Supports TCP and UDP traffic
• Username/password authentication built-in
• IPv6 support
• Protocol-agnostic (works with any application)
• DNS resolution can happen at the proxy (prevents DNS leaks)
• Required by most anti-detect browsers
• Slightly faster than HTTP proxies for raw throughput

When to use SOCKS5 over HTTP:

• Anti-detect browser setups (Multilogin, GoLogin, AdsPower)
• Applications that aren’t browsers (game bots, email clients)
• When you need UDP support (VoIP, streaming, gaming)
• When DNS leak prevention is critical

# Using SOCKS5 proxy in Python
import httpx

HTTPX with SOCKS5
pip install httpx[socks]
response = httpx.get(
"https://example.com",
proxy="socks5://user:pass@proxy.provider.com:1080"
)

Protocol Comparison

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Proxies by Anonymity Level

Anonymity level describes how much information the proxy reveals about you to the target server.

Transparent Proxies

What they are: Transparent proxies do not hide your real IP address. They forward your request to the target server and include your original IP in the X-Forwarded-For header. The target server knows both the proxy’s IP and your real IP.

Key characteristics:

• Target server sees your real IP via headers
• Often used by organizations for content filtering and caching
• Common in corporate networks and ISPs
• No privacy benefit
• Cannot bypass IP-based restrictions

Headers sent:

X-Forwarded-For: YOUR_REAL_IP
Via: 1.1 proxy.example.com

Use cases: Content filtering in schools/offices, CDN caching, traffic monitoring. Not useful for web scraping or privacy.

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Anonymous Proxies

What they are: Anonymous proxies hide your real IP address but reveal that you’re using a proxy. The target server sees the proxy’s IP but also sees headers indicating a proxy is in use.

Key characteristics:

• Your real IP is hidden from the target
• Proxy-identifying headers are present (Via, X-Forwarded-For with proxy IP)
• Target server knows you’re using a proxy
• Some sites block known proxy IP addresses
• Better privacy than transparent, but not ideal for stealth

Headers sent:

X-Forwarded-For: PROXY_IP (not your real IP)
Via: 1.1 proxy.example.com

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Elite (High-Anonymity) Proxies

What they are: Elite proxies — also called high-anonymity proxies — hide your real IP and remove all proxy-identifying headers. The target server sees only the proxy’s IP address and has no way to determine that a proxy is being used.

Key characteristics:

• Your real IP is completely hidden
• No proxy-identifying headers sent
• Target server cannot distinguish proxy traffic from direct traffic
• The standard for all commercial proxy services in 2026
• Essential for web scraping and account management

Headers sent:

(No X-Forwarded-For, no Via header — clean connection)

Important note: All reputable commercial proxy providers (Bright Data, Oxylabs, Smartproxy, etc.) provide elite-level anonymity by default. You only encounter transparent or anonymous proxies with free/public proxy lists.

Anonymity Comparison

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Proxies by Rotation Behavior

Rotation behavior determines how often your visible IP address changes.

Rotating Proxies

What they are: Rotating proxies automatically assign a new IP address from the pool on each request (or at a specified interval). You connect to a single gateway endpoint, and the provider handles IP rotation behind the scenes.

Key characteristics:

• New IP per request or per configurable time interval
• Connect to one gateway address — rotation is automatic
• Pool can range from thousands to millions of IPs
• Ideal for scraping where session continuity isn’t needed
• Harder for targets to build a block pattern against you

How rotation works:

Request 1 → Gateway → IP 1.2.3.4 → Target
Request 2 → Gateway → IP 5.6.7.8 → Target
Request 3 → Gateway → IP 9.10.11.12 → Target

Best for:

• Web scraping at scale
• SERP monitoring across many queries
• Price monitoring across many product pages
• Any task where each request is independent

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Sticky (Session) Proxies

What they are: Sticky proxies maintain the same IP address for a defined session duration — typically 1 minute to 24 hours. This lets you maintain state (cookies, login sessions) while still using a proxy.

Key characteristics:

• Same IP maintained for a set duration (1 min to 24 hours)
• Session identified by a session ID in the proxy username
• Automatically rotates to a new IP when the session expires
• Essential for multi-step workflows (login → navigate → extract)

How sticky sessions work:

# Same session ID = same IP for the session duration
proxy_session_1 = "http://user-session-abc123:pass@gate.provider.com:7777"
This gets a different IP:
proxy_session_2 = "http://user-session-xyz789:pass@gate.provider.com:7777"

Best for:

• Social media account management
• Multi-step scraping workflows (login required)
• E-commerce checkout flows
• Testing user journeys across multiple pages

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Static Proxies

What they are: Static proxies give you one or more dedicated IP addresses that never change. You use the same IP for as long as you maintain your subscription.

Key characteristics:

• IP address never changes
• Assigned exclusively to you (dedicated) or shared with a small group
• Available as datacenter or ISP proxy types
• Priced per IP per month rather than per GB
• You’re responsible for managing IP reputation

Best for:

• Sneaker botting with known, clean IPs
• Streaming services that flag IP changes
• Long-term account management requiring IP consistency
• Business applications that whitelist specific IPs

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Proxies by Direction

Forward Proxies

What they are: A forward proxy sits between a client and the internet, forwarding client requests to external servers. This is the “normal” proxy that most people mean when they say “proxy.”

How it works:

Client → Forward Proxy → Internet → Target Server

Use cases: Web scraping, privacy, geo-spoofing, bypassing restrictions. Every proxy discussed in this guide (residential, datacenter, mobile, etc.) is a forward proxy unless stated otherwise.

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Reverse Proxies

What they are: A reverse proxy sits in front of one or more web servers and forwards incoming client requests to the appropriate backend server. The client doesn’t know it’s talking to a proxy — it thinks it’s talking directly to the server.

How it works:

Client → Reverse Proxy → Backend Server(s)

Popular reverse proxies: Nginx, Cloudflare, AWS CloudFront, HAProxy

Use cases:

• Load balancing across multiple servers
• SSL termination
• Caching and CDN
• DDoS protection
• Web Application Firewall (WAF)

Key distinction: Reverse proxies protect servers, not clients. You don’t “buy” a reverse proxy as a service — you deploy one in front of your own infrastructure. They’re relevant to scrapers because many anti-bot systems are implemented as reverse proxies (Cloudflare, for instance).

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Proxies by IP Version

IPv4 Proxies

What they are: Proxies that use IPv4 addresses (e.g., 192.168.1.1). IPv4 is the traditional internet protocol with approximately 4.3 billion possible addresses.

Key characteristics:

• Universal compatibility — every website and service supports IPv4
• Limited supply — IPv4 addresses are exhausted globally
• Higher cost due to scarcity
• The default choice for all commercial proxy use cases

Status in 2026: IPv4 remains the dominant protocol for proxies. Almost all commercial proxy providers deliver IPv4 addresses by default.

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IPv6 Proxies

What they are: Proxies using IPv6 addresses (e.g., 2001:0db8:85a3:0000:0000:8a2e:0370:7334). IPv6 offers a virtually unlimited address space — 340 undecillion (3.4 x 10^38) addresses.

Key characteristics:

• Virtually unlimited address pool — extremely cheap
• Not universally supported (some sites are IPv4-only)
• Often detected and treated differently by anti-bot systems
• Primarily useful for targets that accept IPv6
• Significantly cheaper than IPv4 proxies ($0.01–$0.10/IP/month)

Best for:

• Platforms with good IPv6 support (Google, Facebook, major CDNs)
• Budget-conscious scraping of IPv6-compatible targets
• Social media operations where platforms accept IPv6
• Testing and development

Limitations:

• Many e-commerce sites don’t fully support IPv6
• Some anti-bot systems block IPv6 ranges aggressively
• Cannot be used if the target is IPv4-only

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Specialized Proxy Types

Virgin Proxies

What they are: Virgin proxies are IP addresses that have never been used for proxy purposes before. They have a completely clean history — no previous scraping, no account creation, no spam activity.

Why they matter: IP reputation is critical. An IP that was previously used for aggressive scraping or spam may already be on blacklists. Virgin IPs have zero negative history.

Key characteristics:

• No prior proxy usage history
• Clean reputation with all platforms
• Premium pricing (2–5x regular proxies)
• Limited availability
• Ideal for first impressions (account creation, initial outreach)

Best for:

• Creating accounts on platforms with strict verification
• Social media marketing — new account setup
• Sneaker and limited-release purchasing
• Any scenario where IP reputation is critical

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Sneaker Proxies

What they are: Sneaker proxies are proxies specifically optimized for purchasing limited-release sneakers and other high-demand products from sites like Nike SNKRS, Adidas Confirmed, Footlocker, and Supreme.

Key characteristics:

• ISP or datacenter proxies with clean reputations on sneaker sites
• Low latency (speed is critical in drops)
• Located near target site servers (usually US/EU)
• Often sold as dedicated static IPs
• Providers maintain lists of IPs verified clean for specific sites

Best for: Sneaker copping, limited-release purchasing, raffle entries. Learn more in our sneaker proxy guide.

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Backconnect Proxies

What they are: Backconnect proxies are a delivery mechanism, not a separate proxy type. You connect to a single gateway IP/port, and the provider’s infrastructure routes your request through one of many backend proxy IPs. This is how most rotating residential proxy services work.

How they work:

Client → Single Gateway (e.g., gate.provider.com:7777) → Rotates to one of N backend IPs → Target

Key characteristics:

• One connection endpoint, many backend IPs
• Rotation logic handled server-side
• Simplifies client configuration — no need to manage IP lists
• Standard delivery method for residential, mobile, and rotating datacenter proxies

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Shared vs. Dedicated (Private) Proxies

Shared proxies: Multiple users share the same IP addresses simultaneously. Cheaper, but other users’ activity affects your IP reputation.

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Rotating Datacenter Proxies

What they are: A specific combination of datacenter IPs with backconnect rotation. Each request routes through a different datacenter IP from a pool, combining datacenter speed with rotation benefits.

Key characteristics:

• Datacenter speed (50–200ms) with automatic rotation
• Cheaper than residential rotation
• Better subnet diversity reduces pattern detection
• Still detectable as datacenter IPs
• Good middle ground for medium-security targets

Best for: High-volume scraping of moderately protected sites, SERP monitoring, and price comparison where speed matters more than stealth.

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Complete Proxy Type Comparison Table

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Use Case Matrix — Which Proxy Type for What?

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How to Choose the Right Proxy Type

Follow this decision tree:

Step 1: What’s your target?

• Heavily protected site (Amazon, Google, social media, airlines) → Residential or Mobile
• Moderately protected (most e-commerce, real estate) → Residential or ISP
• Lightly protected (small sites, APIs, news sites) → Datacenter
• Mobile app → Mobile proxies

Step 2: Do you need session persistence?

• No (each request is independent) → Rotating
• Yes (login, multi-step, checkout) → Sticky or Static
• Yes, indefinitely → ISP (static) or Dedicated datacenter

Step 3: What protocol do you need?

• Web scraping (browser or HTTP client) → HTTP/HTTPS
• Anti-detect browser → SOCKS5
• Gaming or non-HTTP application → SOCKS5
• DNS leak prevention critical → SOCKS5

Step 4: What’s your budget?

• Minimal ($0–50/mo) → Webshare datacenter (free tier), PacketStream residential
• Small ($50–200/mo) → IPRoyal residential, Smartproxy starter
• Medium ($200–1,000/mo) → Smartproxy, SOAX, Oxylabs starter
• Large ($1,000+/mo) → Bright Data, Oxylabs enterprise

For provider-specific recommendations, see our best proxy providers comparison.

Step 5: Validate your choice

Run a test with 100–1,000 requests against your actual target:

import httpx
import time

proxy_url = "http://user:pass@gate.provider.com:7777"
target_url = "https://your-target.com"

results = {"success": 0, "blocked": 0, "error": 0}

for i in range(100):
try:
r = httpx.get(target_url, proxy=proxy_url, timeout=30)
if r.status_code == 200:
results["success"] += 1
elif r.status_code in (403, 429, 503):
results["blocked"] += 1
except Exception:
results["error"] += 1
time.sleep(1)

print(f"Success: {results['success']}%")
print(f"Blocked: {results['blocked']}%")
print(f"Errors: {results['error']}%")

If your success rate is below 85%, move up the trust ladder: datacenter → residential → ISP → mobile.

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FAQ

What is the difference between a residential proxy and a datacenter proxy?

A residential proxy uses an IP address assigned by a real ISP to a home or mobile connection — it looks like a regular internet user. A datacenter proxy uses an IP hosted in a server farm — it’s faster and cheaper but easily identified as non-residential by websites. Residential proxies have higher trust and are harder to detect, making them essential for scraping protected sites. Datacenter proxies are ideal for speed-focused tasks on lightly protected targets.

What type of proxy is best for web scraping?

Rotating residential proxies are the best general-purpose choice for web scraping. They provide high trust levels, automatic IP rotation, and work against most anti-bot systems. For lightly protected sites or APIs, rotating datacenter proxies offer faster speeds at lower cost. For heavily protected sites (Amazon, Google, airline portals), use residential proxies with a web unlocker service for the highest success rates.

What is the difference between SOCKS5 and HTTP proxies?

HTTP proxies operate at the application layer and only handle HTTP/HTTPS traffic. SOCKS5 proxies operate at the session layer and can handle any TCP or UDP traffic (HTTP, FTP, email, gaming, etc.). SOCKS5 also supports username/password authentication and DNS resolution at the proxy level. For web scraping, both work fine. For anti-detect browsers, gaming, or non-HTTP applications, SOCKS5 is required.

Are mobile proxies worth the higher price?

Yes, for specific use cases. Mobile proxies have the highest trust score because mobile carriers use CGNAT, meaning thousands of legitimate users share the same IP. Websites are reluctant to block mobile IPs because they’d block real users. If you’re managing social media accounts, creating accounts on platforms with aggressive verification, or scraping mobile-first platforms, mobile proxies are worth the premium. For general web scraping, residential proxies provide better value. Read our mobile proxy guides for detailed use cases.

What are ISP proxies and when should I use them?

ISP proxies are datacenter-hosted IPs that are registered to residential ISPs. They combine datacenter speed with residential trust. Use ISP proxies when you need a static, trusted IP — for example, sneaker botting (where speed matters), long streaming sessions, or maintaining consistent identities across sessions. They’re more expensive than rotating residential but cheaper than mobile proxies.

How many proxies do I need for my project?

It depends on your target and request volume. For web scraping, rotating residential services handle this automatically — you don’t manage individual IPs. For account management, plan on 1 dedicated IP per account (ISP or static residential). For sneaker botting, 50–200 ISP proxies per site is common. As a rule of thumb: if you’re sending more than 1,000 requests/hour to a single domain, you need at minimum a rotating pool of 1,000+ IPs.

Can I use free proxies for web scraping?

We strongly advise against it for anything beyond basic testing. Free proxies are typically: (1) extremely slow, (2) unreliable with 50%+ failure rates, (3) potentially malicious (logging your traffic, injecting ads, stealing credentials), and (4) already on every blacklist. The one exception is Webshare’s free tier, which provides 10 legitimate datacenter proxies. For any real project, invest in a reputable proxy provider.

What is a “virgin” proxy and is it worth paying extra?

A virgin proxy is an IP address that has never been used for proxy purposes. It has zero negative history on any platform’s spam/abuse databases. Virgin proxies are worth the premium when you’re creating new accounts on platforms with strict verification (social media, e-commerce marketplaces) or when you need the absolute highest success rate for first-time interactions. For general scraping, standard residential proxies are sufficient.

What’s the difference between rotating and sticky proxies?

Rotating proxies assign a new IP address per request — ideal for scraping independent pages. Sticky proxies maintain the same IP for a defined session (1 minute to 24 hours) — necessary for multi-step workflows like login → navigate → scrape. Most providers let you switch between modes by modifying the session parameter in your proxy URL. Use rotating for speed and scale; use sticky when session continuity matters.

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Further Reading

• What Is a Residential Proxy? Complete Guide
• Best Proxy Providers 2026: Comparison Guide
• Web Scraping with Python: Complete Guide
• Is Web Scraping Legal?
• Anti-Detect Browser Proxy Guides
• Mobile Proxy Guides
• Proxy Troubleshooting
• Proxy Glossary
• Proxy Provider Comparisons
• Proxy Setup Guides
• Web Scraping Compliance & Legal

last updated: March 12, 2026