What powers zensuren.jp?
Last seen Aug 2026 · 17 technologies across 11 categories
CDN
Google Hosted Libraries
since Nov 2024
CMS
WordPress
since Nov 2024
Databases
MySQL
since Nov 2024
Font scripts
Google Font API
since Oct 2025
JavaScript frameworks
JavaScript libraries
Miscellaneous
Open Graph
since Oct 2025
RSS
since Nov 2024
Programming languages
PHP
since Nov 2024
Security
HSTS
since Nov 2024
Web servers
Apache HTTP Server
since Nov 2024
WordPress plugins
AI Crawlers
robots.txt could not be read at the last check (Aug 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.83 / 10 · ranked #4,179,854 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.6 s |
| INP | 25 ms |
| CLS | 0.05 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 2.1 MB · 69 requests
- WordPress theme: solaris_tcd088 (child: zensuren) · all themes
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on ARTERIA Networks (133.149.219.128)
- DNS: ktk-sol.co.jp
- Email: ktk-sol.co.jp
- Email security: SPF (soft fail), DMARC monitor only
- SSL: JPRS, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 10,057,130, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- dropped Twitter Emoji (Twemoji) Nov 2025
- detected core-js Oct 2025
- detected Google Font API Oct 2025
- detected Open Graph Oct 2025
- detected Slick Oct 2025