AI Crawler Index · Common Crawl · CCBot
Which education websites block CCBot?
As of 2026-10-03, 8 of the 234 education websites whose robots.txt we could read (3.4%) block CCBot, Common Crawl's AI training crawler, on the home page, compared with 12.8% of all sites; 1 more block it on some paths.
3.4%
of 234 education websites block CCBot
12.8%
of all sites
8
sites block it
All 8 education websites that block CCBot
| # | Site | Policy | Crawlers blocked |
|---|---|---|---|
| 1530 | osu.edu | Blocks all AI search | 29 of 29 |
| 1841 | cuny.edu | Blocks some AI search | 28 of 29 |
| 2711 | ucsc.edu | Blocks training only | 8 of 29 |
| 5303 | nap.edu | Blocks some AI search | 7 of 29 |
| 5383 | nottingham.ac.uk | Blocks some AI search | 16 of 29 |
| 8349 | snu.ac.kr | Blocks some AI search | 6 of 29 |
| 9891 | uj.edu.pl | Blocks some AI search | 28 of 29 |
| 9907 | swin.edu.au | Blocks all AI search | 29 of 29 |
Popular education websites that allow CCBot
Other AI crawlers and education websites
- GPTBot 4.3%
- ClaudeBot 3.4%
- PerplexityBot 3%
- Google-Extended 3.4%
- Bytespider 6%
- Applebot-Extended 2.6%
- OAI-SearchBot 2.1%
CCBot in other segments
- news websites 35.8%
- .fr (France) websites 35.3%
- .it (Italy) websites 32.7%
- social websites 30.8%
- .au (Australia) websites 29.7%
- reference websites 28.9%
- .nl (Netherlands) websites 27.1%
- .uk (United Kingdom) websites 24.4%
- .de (Germany) websites 23.6%
- .es (Spain) websites 22.2%
- .pl (Poland) websites 20.8%
- .app websites 16.7%
- .ch (Switzerland) websites 16.7%
- .com websites 14%
FAQ
- Which education websites block CCBot?
- osu.edu, cuny.edu, ucsc.edu, nap.edu, nottingham.ac.uk, snu.ac.kr, uj.edu.pl, swin.edu.au.
- How many education websites block CCBot?
- As of 2026-10-03, 8 of the 234 education websites whose robots.txt we could read (3.4%) block CCBot, Common Crawl's AI training crawler, on the home page, compared with 12.8% of all sites; 1 more block it on some paths.
- How do I block or allow CCBot on my site?
- Add "User-agent: CCBot" followed by "Disallow: /" to https://<your-site>/robots.txt to block it, or "Allow: /" to allow it. Check the result with the free AI crawler checker at tools.yukai.uk/free/ai-crawler-checker.