What powers sankyosha.ne.jp?
Last seen Sep 2026 · 27 technologies across 15 categories
CMS
Databases
Ecommerce
Font scripts
Hosting panels
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Marketing automation
Miscellaneous
Programming languages
UI frameworks
Web servers
Webmail
WordPress plugins
AI Crawlers
Restricts 1 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026. A recent check saw a policy file missing; awaiting confirmation.
Search and AI assistants
- Amazonbot Restricted
The other 32 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt found
- ai.txt not found
AI Crawlers
1 of 33 AI crawlers restricted
Standards: llms.txt
Audience
- 63% desktop
- 37% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.06 / 10 · ranked #1,488,086 of all domains
14 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 4.4 MB · 160 requests
- WordPress theme: jupiterx · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- SANKYOSHA｜メガネ総合商社の三共社
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on IDCF IDC Frontier Inc. (203.183.72.44)
- DNS: sankyosha.ne.jp
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 10,059,929, 3 hosts
- Verified with: Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted