What powers fir.gr.jp?
Last seen Sep 2026 · 5 technologies across 5 categories
Operating systems
CentOS
since Apr 2020
Programming languages
Security
HSTS
since Dec 2022
Web server extensions
Web servers
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 75% phone
- 25% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.18 / 10 · ranked #1,299,830 of all domains
21 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| INP | 275 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 0.0 MB · 15 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on NNS Nihon Network Service Co, .Ltd. (61.193.129.5)
- Email: fir.gr.jp
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 17,639,886, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted