What powers roofrock.jp?
Last seen Oct 2026 · 13 technologies across 11 categories
Analytics
Google Analytics
since May 2024
CDN
Google Cloud CDN
since Apr 2026
Databases
Firebase
since Apr 2026
Font scripts
Google Font API
since Jun 2025
Hosting
Xserver
since May 2024
IaaS
Google Cloud
since Apr 2026
JavaScript frameworks
Miscellaneous
HTTP/3
since Apr 2026
Open Graph
since May 2024
Page builders
STUDIO
since Apr 2026
Programming languages
Node.js
since Apr 2026
Tag managers
Google Tag Manager
since Apr 2026
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.31 / 10 · ranked #8,520,707 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.8 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- CDN: Google
- Weight: 10.8 MB · 126 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Google Cloud (34.111.141.225)
- DNS: Xserver
- Email: roofrock.jp
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Google Trust Services, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 32,570,018
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- dropped Contact Form 7 May 2026
- dropped core-js May 2026
- dropped jQuery May 2026
- dropped jQuery Migrate May 2026
- dropped MonsterInsights May 2026
- dropped MySQL May 2026
- dropped Nginx May 2026
- dropped PHP May 2026
- dropped Priority Hints May 2026
- dropped reCAPTCHA May 2026
- dropped RSS May 2026
- dropped Slick May 2026
- dropped Webpack May 2026
- dropped WordPress May 2026
- dropped YouTube May 2026
- detected Firebase Apr 2026
- detected Google Cloud Apr 2026
- detected Google Cloud CDN Apr 2026
- detected Google Tag Manager Apr 2026
- detected HTTP/3 Apr 2026
- detected Node.js Apr 2026
- detected Nuxt.js Apr 2026
- detected STUDIO Apr 2026
- detected Vue.js Apr 2026
- detected Priority Hints Dec 2025