What powers bt.sb?
Last seen Jul 2026 · 21 technologies across 12 categories
Analytics
Umami
since Jul 2026
CDN
Cloudflare
since Jul 2023
Development
Turbopack
since Jul 2026
JavaScript frameworks
JavaScript libraries
Message boards
Discuz! X
since Jul 2023
Miscellaneous
Performance
Priority Hints
since Jul 2026
Programming languages
Security
HSTS
since Jul 2023
UI frameworks
Web servers
Nginx
since Jul 2023
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Aug 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 88% desktop
- 12% phone
Japan
China
United States
Hong Kong SAR China
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.96 / 10 · ranked #13,431,521 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Infrastructure
- Hosted on Cloudflare (104.21.27.187)
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 45,146,150, 3 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| bbs.bt.sb | 17 |
| bt.sb | 6 |