What powers ptx.co.jp?
Last seen Sep 2026 · 13 technologies across 12 categories
Analytics
Google Analytics
since Nov 2024
CMS
Databases
MySQL
since Nov 2024
Font scripts
Twitter Emoji (Twemoji)
since Dec 2025
JavaScript libraries
Swiper
since Nov 2024
Miscellaneous
RSS
since Nov 2024
PaaS
Amazon Web Services
since Nov 2024
Page builders
WordPress Block Editor
since Nov 2024
Performance
Priority Hints
since Nov 2024
Programming languages
PHP
since Nov 2024
Webmail
Google Workspace
since Nov 2024
WordPress themes
Lightning
since Nov 2024
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not found
- ai.txt not found
AI Crawlers
Policy unknown
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.20 / 10 · ranked #3,105,214 of all domains
9 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 0.4 MB · 17 requests
- WordPress theme: lightning · all themes
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Xserver (157.112.145.20)
- DNS: Amazon Route 53
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: GlobalSign, RSA 2048, expires Feb 2027
- Common Crawl link graph: rank 10,422,743, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Twitter Emoji (Twemoji) Dec 2025