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A collection of free tools for network admins, sysadmins, and webmasters. IP management, subnet calculators, and more.

Data on AI crawler activity, blocking rates, and how the landscape is changing. Numbers from real server logs.

The real reasons publishers, bloggers, and businesses are blocking GPTBot, ClaudeBot, and other AI training crawlers.

Understanding the difference between robots.txt and .htaccess for blocking AI crawlers. Spoiler: use both.

Find out which AI bots are hitting your site by analyzing Apache and Nginx access logs. Commands and patterns to look for.

Block GPTBot, ClaudeBot, and other AI crawlers on Vercel using middleware, vercel.json, and robots.txt.

Block GPTBot, ClaudeBot, and other AI crawlers on Netlify using Edge Functions and redirects.

Use Cloudflare's WAF and Bot Fight Mode to block GPTBot, ClaudeBot, and other AI crawlers. Free tier works.

Block GPTBot, ClaudeBot, and other AI crawlers using Apache .htaccess rules. Works on shared hosting.

Server-level blocking for GPTBot, ClaudeBot, and other AI crawlers using Nginx configuration.

Three methods to block GPTBot, ClaudeBot, and other AI crawlers from your WordPress site. No coding required.

Bytespider is notorious for ignoring robots.txt. Here's how to actually block it using server-level rules.

Block the Common Crawl bot that supplies training data to multiple AI companies. One crawler, many AI models.

Block Google's AI training crawler without affecting your search rankings. Google-Extended is NOT the same as Googlebot.

Block Anthropic's ClaudeBot and other Claude-related crawlers from scraping your website for AI training data.

Step-by-step instructions for blocking OpenAI's GPTBot crawler from accessing your website using robots.txt and server-level rules.

A comprehensive, regularly updated reference of AI web crawlers and their User-Agent strings. Know what's hitting your server.

Everything you need to know about blocking GPTBot, ClaudeBot, and other AI crawlers from scraping your site. Real methods that actually work.