What powers covia.jp?
Last seen Aug 2026 · 14 technologies across 12 categories
Analytics
CMS
WordPress
since Apr 2023
Databases
MySQL
since Apr 2023
Hosting
Sakura Internet
since Apr 2023
JavaScript libraries
Miscellaneous
RSS
since Apr 2023
Mobile frameworks
Operating systems
CentOS
since Dec 2023
PaaS
Amazon Web Services
since Dec 2023
Programming languages
Web servers
Nginx
since Apr 2023
WordPress plugins
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.93 / 10 · ranked #254,602 of all domains
183 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- CDN: Google
- Weight: 0.9 MB · 10 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on INFOSPHERE NTT PC Communications, Inc. (119.245.202.136)
- DNS: Amazon Route 53
- Email: Xserver
- Email security: SPF (soft fail), no DMARC record
- SSL: Sectigo, RSA 2048, wildcard, expires Jan 2027
- Common Crawl link graph: rank 2,247,411, 8 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.covia.jp | 10 |
| flservice.covia.jp | 7 |
| fleapbx.covia.jp | 6 |