What powers tatsunami.jp?
Last seen Aug 2026 · 15 technologies across 11 categories
Analytics
Google Analytics
since Jan 2019
CDN
Editors
DreamWeaver
since Jan 2019
Font scripts
Font Awesome
since Jul 2020
JavaScript libraries
Maps
Google Maps
since Dec 2022
Miscellaneous
Open Graph
since Sep 2022
Programming languages
UI frameworks
Web servers
Apache HTTP Server
since Jan 2019
Widgets
SnapWidget
since May 2024
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Aug 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 83% phone
- 17% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.05 / 10 · ranked #3,465,025 of all domains
8 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 9.2 MB · 117 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on MIRAI Mirai Communication Network Inc. (210.172.223.105, IPv6)
- DNS: mcnx.jp
- Email: mcnx.jp
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 4096, expires Nov 2026
- Common Crawl link graph: rank 13,463,699, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| tatsunami.jp | 15 |
| www.tatsunami.jp | 15 |
Full technology history →
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Recent changes
- dropped Google Tag Manager Jan 2026