What powers 
eisbahn.jp?
Last seen Sep 2026 · 7 technologies across 6 categories
Analytics
Google Analytics
since Jun 2018
Databases
Firebase
since Sep 2022
Miscellaneous
Security
HSTS
since Sep 2022
Static site generator
Astro
since May 2026
Webmail
Google Workspace
since Aug 2022
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.17 / 10 · ranked #469,739 of all domains
39 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- CDN: Fastly
- Weight: 0.2 MB · 8 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Fastly (199.36.158.100)
- DNS: Google Cloud DNS
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Google Trust Services, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 107,790, 2 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Amazon Associates Jun 2026
- dropped SyntaxHighlighter Jun 2026
- dropped UIKit Jun 2026
- dropped XRegExp Jun 2026
- detected Astro May 2026