What powers peers.jp?
Last seen Aug 2026 · 24 technologies across 19 categories
Analytics
CDN
CMS
Databases
MySQL
since Sep 2020
Font scripts
Google Font API
since Nov 2022
Hosting panels
Plesk
since Feb 2019
JavaScript frameworks
JavaScript libraries
LMS
Moodle
since Mar 2025
Miscellaneous
Open Graph
since Sep 2022
Prism
since Mar 2025
Operating systems
CentOS
since Mar 2025
Programming languages
Tag managers
Google Tag Manager
since Nov 2023
UI frameworks
Video players
VideoJS
since Mar 2025
Web server extensions
Web servers
Apache HTTP Server
since Feb 2019
Webmail
Google Workspace
since Aug 2022
WordPress plugins
WP-PageNavi
since Feb 2022
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 82% desktop
- 18% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.73 / 10 · ranked #291,510 of all domains
58 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 10.2 MB · 65 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on CLARA-AS-AP CLARA, Inc. (202.51.14.168)
- DNS: peers.jp
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: GlobalSign, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 562,891, 3 hosts
- Verified with: Google, Microsoft 365, OpenAI
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| bootcamp.peers.jp | 15 |
| peers.jp | 14 |