AI Crawler Index · Google · Google-Extended
Which .io websites block Google-Extended?
As of 2026-10-02, 7 of the 186 .io websites whose robots.txt we could read (3.8%) block Google-Extended, Google's AI training crawler, on the home page, compared with 9.5% of all sites; 7 more block it on some paths.
3.8%
of 186 .io websites block Google-Extended
9.5%
of all sites
7
sites block it
All 7 .io websites that block Google-Extended
| # | Site | Policy | Crawlers blocked |
|---|---|---|---|
| 1435 | huntress.io | Blocks all AI search | 29 of 29 |
| 3673 | lunalabs.io | Blocks all AI search | 29 of 29 |
| 4388 | quay.io | Blocks all AI search | 29 of 29 |
| 5864 | uakinogo.io | Blocks all AI search | 29 of 29 |
| 7025 | radar.io | Blocks all AI search | 29 of 29 |
| 7667 | hackmd.io | Blocks training only | 9 of 29 |
| 8486 | kimberlite.io | Blocks all AI search | 29 of 29 |
Popular .io websites that allow Google-Extended
Other AI crawlers and .io websites
- GPTBot 4.3%
- ClaudeBot 3.8%
- PerplexityBot 3.8%
- CCBot 4.8%
- Bytespider 5.9%
- Applebot-Extended 3.8%
- OAI-SearchBot 3.2%
Google-Extended in other segments
- .fr (France) websites 29.4%
- social websites 28.8%
- .au (Australia) websites 27.8%
- news websites 26.6%
- .it (Italy) websites 23.6%
- .nl (Netherlands) websites 22.9%
- .de (Germany) websites 20.2%
- reference websites 17.8%
- .app websites 16.7%
- .ch (Switzerland) websites 13.9%
- .net websites 11.6%
- .com websites 10.2%
- .uk (United Kingdom) websites 10%
- e-commerce websites 8%
FAQ
- Which .io websites block Google-Extended?
- huntress.io, lunalabs.io, quay.io, uakinogo.io, radar.io, hackmd.io, kimberlite.io.
- How many .io websites block Google-Extended?
- As of 2026-10-02, 7 of the 186 .io websites whose robots.txt we could read (3.8%) block Google-Extended, Google's AI training crawler, on the home page, compared with 9.5% of all sites; 7 more block it on some paths.
- How do I block or allow Google-Extended on my site?
- Add "User-agent: Google-Extended" 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.