robots.txt Tester & Validator
Pull a live robots.txt, edit it in place, and test whether any URL is crawlable for Googlebot using Google's exact matching rules.
Open toolAI Bot Access Checker
Check which AI crawlers a domain allows or blocks in robots.txt, from training bots like GPTBot to answer engines like PerplexityBot.
Open toolHreflang Generator & Validator
Build valid hreflang annotations as HTML tags, XML sitemap entries or HTTP headers, then validate a live page for common mistakes.
Open toolPre-rendering (Fetch & Render)
Render a page in a real headless browser to see what a JavaScript-executing crawler sees, compared with the raw server HTML.
Open tool