We read the robots.txt of 151 big websites. The syntax was fine. The problems were elsewhere.On 29 October 2026 we fetched the robots.txt of 151 large websites (news, shops, SaaS, docs, social networks, education, SEO) and ran every file through a linter. 135 files could be read. The short ve11d ago · 3 min readcrawlerpeek.hashnode.dev
Is that really GPTBot? What a week of server logs says about AI crawler claimsI maintain a small CLI called crawlerpeek that checks whether AI crawlers can reach a site. While building it I wanted to know how much of the "bot traffic" in my own logs is what it says it is. This 5d ago · 6 min readcrawlerpeek.hashnode.dev