What powers 
fujissl.jp?
Last seen Oct 2026 · 21 technologies across 13 categories
Analytics
CMS
Databases
Font scripts
JavaScript libraries
Miscellaneous
Operating systems
Programming languages
Security
Web Frameworks
Web server extensions
Web servers
WordPress plugins
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Nov 2026 robots.txt appeared
- Nov 2026 * added to robots.txt
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| well-known/pki-validation | #68 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No AI crawlers blocked
Audience
- 97% desktop
- 3% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.60 / 10 · ranked #146,550 of all domains
76 referring domains · OpenPageRank
Search traffic
0 est. monthly organic visits (US)
1 keywords in Google's top 30
Core Web Vitals
| LCP | 2.5 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 1400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 1.7 MB · 125 requests
- WordPress theme: fujissl-theme (child: fujissl-docs) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- FujiSSL-自動更新対応の格安SSLサーバ証明書
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Vultr (45.76.244.87)
- DNS: Muumuu Domain
- Email: fujissl.jp
- Email security: SPF (soft fail), DMARC quarantine, BIMI
- SSL: Nijimo, Inc., RSA 2048, wildcard, expires Jan 2027
- Common Crawl link graph: rank 11,360,114, 11 hosts
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.fujissl.jp | 20 |
| product.fujissl.jp | 5 |
| seal.fujissl.jp | 5 |
Full technology history →
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Recent changes
- dropped Google Ads Dec 2025
- dropped Google Ads Conversion Tracking Dec 2025