Does keirin.jp block AI crawlers?
Blocks AI training and AI answers
keirin.jp blocks both AI training crawlers and AI answer crawlers in its robots.txt.
Checked from keirin.jp/robots.txt. Robots rules change; the live file is the source of truth.
- AI crawlers blocked
- 12 of 12
- AI bots named in robots.txt
- 0
- llms.txt
- Not found
- Popularity
- Tranco top 2,000 (#1,663)
Can AI assistants cite keirin.jp?
- ChatGPT search: its search crawler is blocked
- Claude: its search crawler is blocked
- Perplexity: its search crawler is blocked
keirin.jp opts out of AI training by OpenAI, Anthropic, Google, Apple, Common Crawl, ByteDance, Meta. Training crawlers and answer crawlers are separate: blocking training doesn't by itself remove a site from AI answers.
AI crawler access, bot by bot
| Crawler | Used for | Status on keirin.jp |
|---|---|---|
| GPTBotOpenAI | AI training | Blocked |
| OAI-SearchBotOpenAI | AI answers | Blocked |
| ChatGPT-UserOpenAI | AI answers | Blocked |
| ClaudeBotAnthropic | AI training | Blocked |
| Claude-SearchBotAnthropic | AI answers | Blocked |
| Claude-UserAnthropic | AI answers | Blocked |
| PerplexityBotPerplexity | AI answers | Blocked |
| Google-ExtendedGoogle | AI training | Blocked |
| Applebot-ExtendedApple | AI training | Blocked |
| CCBotCommon Crawl | AI training | Blocked |
| BytespiderByteDance | AI training | Blocked |
| Meta-ExternalAgentMeta | AI training | Blocked |
How keirin.jp compares
- 19% of the 1,278 popular sites we checked block GPTBot; keirin.jp is one of them.
- 18% of the 1,278 popular sites we checked block ClaudeBot; keirin.jp is one of them.
- 14% of the 1,278 popular sites we checked block PerplexityBot; keirin.jp is one of them.
- Among 146 sites of similar popularity, 16% block at least one AI crawler.
The robots.txt rules that apply to AI crawlers
User-agent: * Disallow: / Allow: /pc/top Allow: /pc/raceschedule Allow: /pc/graderaceschedule Allow: /pc/votinglist Allow: /pc/search Allow: /pc/racerprofile Allow: /pc/jyolist Allow: /pc/jyogailist Allow: /pc/weeklywinnerlist Allow: /pc/dividendranking Allow: /pc/jyobunseki Allow: /pc/jyogaiguide Allow: /pc/jyogaisellinfo Allow: /pc/jyoguide Allow: /pc/jyosellinfo Allow: /pc/prizeranking Allow: /pc/racerrecordranking Allow: /pc/topicslist Allow: /pc/topicsdetail Allow: /pc/rmationlist Allow: /pc/rmationdetail Allow: /sp/top Allow: /sp/raceschedule Allow: /sp/graderaceschedule Allow: /sp/votinglist Allow: /sp/racersearch Allow: /sp/racerprofile Allow: /sp/racerracentrecord Allow: /sp/racertotalrecord Allow: /sp/jyolist Allow: /sp/jyogailist Allow: /sp/topicslist Allow: /sp/topicsdetail Allow: /sp/rmationlist Allow: /sp/jyoguide Allow: /sp/jyosellinfo Allow: /sp/jyogaiguide Allow: /sp/jyogaisellinfo Allow: /sp/rmationdetail
Excerpt: only groups for all user-agents (*) or named AI crawlers, up to 40 rules per group.
Sites with a similar AI policy
Does keirin.jp block GPTBot?
Yes. As of Oct 2, 2026, keirin.jp's robots.txt disallows GPTBot, OpenAI's training crawler.
Can ChatGPT search show results from keirin.jp?
Its robots.txt blocks a ChatGPT search crawler, so ChatGPT search is unlikely to read or cite those pages.
Does keirin.jp have an llms.txt file?
We didn't find a valid llms.txt at keirin.jp/llms.txt when we checked.
Data: keirin.jp's public robots.txt and llms.txt, fetched by AskableHQ. Popularity rank from the Tranco list (ID Y83YG). Methodology.