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Crawler, Spider, and User Agent ID


Forum to identify search engine spiders and user agents

 
Thread SubjectMessagesStarted byLast Message
Can anyone explain this ChatGPT / OpenAI file-request behavior?
1 SumGuy 11:05 pm May 23, 2026
Bad actor claiming to be OpenAi
74.7.242.63
2 Bewenched 2:16 am May 14, 2026
reverse() -- ColdFusion(or your language)/SQL + JavaScript
Antiscrape Trick - What is stopping me from doing it this way?
3 blend27 5:19 pm May 11, 2026
what do they want?
[3] ( 1 2 3 )
88 lucy24 9:40 pm Apr 29, 2026
My website was vacuumed up by OpenAI
3 SumGuy 6:27 pm Apr 13, 2026
Fixed Line ISP- gtt.net
Are they Hu-men, AS3257?
13 blend27 3:25 am Apr 9, 2026
SleepBot
6 Bewenched 3:59 pm Apr 7, 2026
"traceparent" header
...part of OpenTelemetry SDK
1 blend27 8:07 pm Apr 1, 2026
PerplexityBot
What's the verdict?
3 SumGuy 12:16 am Mar 30, 2026
Youbot (new crawler?)
and google-inspection tool
1 SumGuy 11:50 pm Mar 13, 2026
FeedFetcher-Google running amok
7 Pfui 5:12 pm Mar 9, 2026
Procter & Gamble bot-running
(not just soap 'n' stuff)
9 Pfui 11:57 pm Feb 19, 2026
A useful resource for bot / proxy detectives
2 SumGuy 7:26 pm Jan 6, 2026
Softblocking 35.0.0.0/8
22 IJustWanttoPost 11:26 pm Dec 21, 2025
FBI Seeks To Unmask Anonymous Web Archiving Service Owner
Archive.today
4 SumGuy 11:46 pm Dec 17, 2025
Is anyone getting hits from 121.99.4.0/24 ?
15 SumGuy 3:28 am Dec 16, 2025
Where is grok bot / xAI?
Does grok use anonymous VPNs to crawl sites?
18 SumGuy 9:03 pm Dec 9, 2025
Complete mess all over 43.0.0.0/8
Concidering nuking the whole /8 for US/Canada sites
15 blend27 5:34 am Dec 5, 2025
ShapBot
3 SumGuy 3:27 am Nov 14, 2025
Bad actors from 140.235.0.0/22
140.235.0.0/22
2 Bewenched 3:46 pm Nov 11, 2025
the robots ye will always have with you
6 lucy24 5:50 pm Nov 9, 2025
Evolving and Cloaking Your Robots.txt into an Active Bot Gatekeeper
9 Brett_Tabke 5:37 pm Nov 9, 2025
Archive.org now sometimes using generic user-agent?
3 SumGuy 5:28 pm Oct 28, 2025
blocking amazon networks
24 markRg 10:04 pm Oct 20, 2025
Web host not seen before - AI hosting
5 Bewenched 5:10 pm Oct 16, 2025