What powers firststage.co.jp?
Last seen Oct 2026 · 17 technologies across 12 categories
Advertising
Google AdSense
since Feb 2026
Analytics
CDN
jQuery CDN
since Sep 2025
jsDelivr
since Sep 2025
Cookie compliance
Funding Choices
since Oct 2026
Font scripts
Google Font API
since Sep 2025
Hosting
Xserver
since Jul 2026
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Performance
Priority Hints
since Sep 2026
Security
reCAPTCHA
since Feb 2026
Tag managers
Google Tag Manager
since Apr 2025
Web servers
Nginx
since May 2021
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Nov 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 88% phone
- 12% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.44 / 10 · ranked #960,344 of all domains
22 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 225 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 7.5 MB · 93 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Xserver (85.131.209.118)
- DNS: Xserver
- Email: firststage.co.jp
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 10,062,622, 2 hosts
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Funding Choices Oct 2026
- detected Priority Hints Sep 2026
- detected Xserver Jul 2026
- detected Google AdSense Feb 2026
- detected reCAPTCHA Feb 2026