What powers kibera.jp?
Last seen Aug 2026 · 16 technologies across 10 categories
Analytics
CDN
Development
JavaScript frameworks
Miscellaneous
PaaS
Performance
Programming languages
Security
UI frameworks
AI Crawlers
Blocks 1 of 33 AI crawlers we track by name in its robots.txt, restricts 15 more. Checked Sep 2026.
Training crawlers
- Applebot-Extended Restricted
- ClaudeBot Restricted
- cohere-training-data-crawler Restricted
- Google-Extended Restricted
- GPTBot Restricted
- meta-externalagent Restricted
Search and AI assistants
- PetalBot Blocked
- Amazonbot Restricted
- Applebot Restricted
- Claude-SearchBot Restricted
- DuckAssistBot Restricted
- OAI-SearchBot Restricted
- PerplexityBot Restricted
User-request fetchers
- ChatGPT-User Restricted
- Claude-User Restricted
- Perplexity-User Restricted
The other 17 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt found
- ai.txt not found
AI Crawlers
1 of 33 AI crawlers blocked
Standards: llms.txt
Audience
- 100% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.32 / 10 · ranked #1,105,188 of all domains
23 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Infrastructure
- DNS: Vercel
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 2048, wildcard, expires Nov 2026
- Common Crawl link graph: rank 2,097,412, 2 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
- detected RSS Aug 2026
- detected Turbopack Aug 2026
- dropped Cart Functionality Jun 2026
- dropped Cloudflare Jun 2026
- dropped core-js Jun 2026
- dropped Facebook Pixel Jun 2026
- dropped Flickity Jun 2026
- dropped Google Analytics Jun 2026
- dropped Google Font API Jun 2026
- dropped Google Workspace Jun 2026
- dropped GSAP Jun 2026
- dropped HTTP/3 Jun 2026
- dropped jQuery Jun 2026
- dropped jQuery CDN Jun 2026
- dropped Klaviyo Jun 2026
- dropped LazySizes Jun 2026
- dropped PhotoSwipe Jun 2026
- dropped Sakura Internet Jun 2026
- dropped Shopify Jun 2026
- dropped Amplitude Dec 2025
- detected Amplitude Oct 2025