What powers nostter.app?
Last seen Sep 2026 · 11 technologies across 7 categories
Analytics
CDN
JavaScript frameworks
JavaScript libraries
Miscellaneous
Programming languages
UI frameworks
AI Crawlers
Restricts 6 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- ClaudeBot Restricted
- GoogleOther Restricted
- GPTBot Restricted
- ImagesiftBot Restricted
- meta-externalagent Restricted
Search and AI assistants
- Amazonbot Restricted
The other 27 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
6 of 33 AI crawlers restricted
Audience
- 67% phone
- 33% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.35 / 10 · ranked #1,064,478 of all domains
37 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.4 s |
| INP | 100 ms |
| CLS | 0.4 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 2.4 MB · 51 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Cloudflare (104.21.26.219)
- DNS: Cloudflare DNS
- Email: Cloudflare Email Routing
- Email security: no SPF record, no DMARC record, DNSSEC signed
- SSL: Google Trust Services, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 1,879,453, 3 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Stitches Feb 2026
- detected Cloudflare Browser Insights Nov 2025
- detected HTTP/3 Nov 2025