ProxyHub

Guides, tutorials and news about proxies, anonymity and web scraping.

Guide

What Is DNS and How DNS Leaks Break Proxy Anonymity

An in-depth look at the Domain Name System, its role in internet communication, and how misconfigured proxies can leak DNS queries, exposing your real IP address even when using a proxy.

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Roman Bulatov ·
5 min
Guide

What Is HTTP and How the Hypertext Transfer Protocol Works

A thorough guide to HTTP covering the request-response cycle, message structure, methods, status codes, cookies, protocol versions, and HTTPS. Understand how HTTP powers web scraping and how proxies interact with it.

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Roman Bulatov ·
5 min
Guide

What Is an API? Its Role in Web Scraping Explained

Learn what an API is, common architectures like REST and GraphQL, authentication methods, rate limits, and how API-based data extraction compares to traditional HTML scraping in terms of reliability, structure, legality, and cost.

RB
Roman Bulatov ·
6 min
Comparison

VPN vs Proxy: A Complete Expert Comparison

Understand the architectural differences, encryption, routing, performance, and trust considerations between VPNs and proxies to choose the right tool for your specific use case.

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Roman Bulatov ·
5 min
Guide

Proxies for SEO: Rank Tracking, Research and Ad Verification

An in-depth guide to using proxies for SEO tasks including localised rank tracking, large-scale competitor research, and ad verification. Learn which proxy types work best and how to configure them ethically.

RB
Roman Bulatov ·
5 min
Tutorial

How to Use Proxies for Web Scraping: A Beginner's Guide

Learn why websites block scrapers, how proxies prevent IP bans, the differences between residential and datacenter proxies, rotating vs sticky, and essential practices like setting headers and respecting robots.txt.

RB
Roman Bulatov ·
5 min