knowledgebase - Roundproxies Blog

BoringSSL: Google's TLS Library Behind Chrome Fingerprinting

Every HTTPS connection you make goes through a TLS library. If you're using Chrome, Android, or Cloudflare — that library is BoringSSL. And if you build web

Marius Bernard Feb 24

Web Scraping, knowledgebase

What Is IP Rotation? How it works and why you need it

IP rotation is the process of automatically changing your device's IP address at set intervals, after specific requests, or with each new connection. It prevents websites

Marius Bernard Jan 16

Bypass, knowledgebase

How to bypass Bot Detection in 2026: 8 easy methods

Getting blocked by websites while trying to scrape data or automate tasks? You're not alone. Anti-bot systems have grown ruthless in 2026, using layered defenses that

Marius Bernard Jan 08

knowledgebase, Web Scraping

What is 403 Forbidden Error? Causes & Fixes Explained

Sooner or later, every web developer and site owner hits a 403 Forbidden error. The page loads, the URL is right, but you're still locked out.

Marius Bernard Jan 02

Web Scraping, knowledgebase

Guide to List Crawling in 2026: Extract data at scale

Modern websites fight scrapers with CAPTCHAs, fingerprinting, dynamic loading, and rate limits. Yet list crawling remains the backbone of data extraction for market research, lead generation, and competitive

Marius Bernard Dec 29

knowledgebase, Web Scraping

HTTP Error 429: What It Is & How to Fix It (2026)

HTTP Error 429 means a server received too many requests in a short time. It appears when rate limiting kicks in to protect servers from overload, abuse, or

Marius Bernard Dec 28

Best Proxies, Web Scraping, knowledgebase

The 8 best Residential Proxy providers in 2026

Getting blocked while scraping competitor prices or managing multiple social media accounts? Welcome to 2026, where websites have gotten really good at spotting bots. Regular datacenter proxies don&

Marius Bernard Dec 16

ISP Proxies, knowledgebase

How ISP Proxies work in 2026: Step by step explained

Most people think proxies are simple. You connect. Your IP changes. Done. But ISP proxies are different. They sit in a strange middle ground between datacenter speed and

Marius Bernard Dec 10

knowledgebase

C# Web Scraping Guide: Build Fast Working Scrapers

I've scraped websites with C# for over five years, and most tutorials miss what actually matters when you're building production scrapers. They show you

Marius Bernard Oct 27

knowledgebase

Web Scraping in R: Complete Guide 2026

Web scraping with R is one of those skills that looks intimidating until you actually try it. But it's really just making HTTP requests and parsing

Marius Bernard Oct 27

knowledgebase

Web Scraping in Rust: Complete 2026 Guide

Rust brings something different to web scraping: raw speed combined with memory safety. While Python dominates the scraping world with its simplicity, Rust compiles to native code and

Marius Bernard Oct 27

knowledgebase

Web Scraping with Kotlin in 2026: Complete Guide

Kotlin gives you type safety, null-safe selectors, and coroutine-powered concurrency for building scrapers that don't crash in production. This guide shows you how to build Kotlin

Marius Bernard Oct 27

knowledgebase

How to Do Web Scraping in Lua: A Developer's Guide

Lua doesn't get much attention in the web scraping world—Python and JavaScript dominate the conversation. But if you're working with embedded systems, game

Marius Bernard Oct 27

knowledgebase

How to Do Web Scraping in Dart: A Complete 2026 Guide

Most developers reach for Python or JavaScript when they think about web scraping. But they're missing out: Dart offers a cleaner syntax, strong typing that catches

Marius Bernard Oct 26

knowledgebase

How to Do Web Scraping in Perl: The Complete Developer's Guide

Perl has been quietly scraping the web since long before Python became the default answer to "what language should I learn?" While the internet debates modern

Marius Bernard Oct 26

knowledgebase

How to Use Botasaurus in 2026

I've been scraping websites for the better part of a decade, and I can tell you this: web scraping is a battlefield. Cloudflare blocks your requests.

Marius Bernard Oct 23

knowledgebase

How to Scrape Dynamic Websites With Headless Web Browsers

A headless browser runs all the JavaScript your target site throws at it, waits for dynamic content to render, and gives you access to the fully loaded DOM—

Marius Bernard Oct 20

knowledgebase

12 Ways to Make HTTPS Requests in Node.js

Making HTTPS requests in Node.js is fundamental for any backend developer. Whether you're calling third-party APIs, scraping data, or building microservices, you need a reliable

Marius Bernard Oct 19

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