What powers 
sendai-shirayuri.ac.jp?
Last seen Sep 2026 · 35 technologies across 21 categories
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AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Oct 2026 robots.txt appeared
- Oct 2026 * added to robots.txt
- Oct 2026 * removed from robots.txt
- Oct 2026 robots.txt removed
- Aug 2026 robots.txt appeared
- Aug 2026 * added to robots.txt
AI Crawlers
No AI crawlers blocked
Audience
- 66% phone
- 34% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.13 / 10 · ranked #491,313 of all domains
62 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 4.8 MB · 143 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Sendai Shirayuri Women's College
- Founded: 1893
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on Sakura Internet (49.212.243.164)
- DNS: Sakura Internet
- Email: Google Workspace
- Email security: SPF (hard fail), DMARC reject
- SSL: JPRS, RSA 2048, wildcard, expires Feb 2027
- Common Crawl link graph: rank 10,829,147, 7 hosts
- Verified with: Google, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| ssis.sendai-shirayuri.ac.jp | 17 |
| sendai-shirayuri.ac.jp | 16 |
| unipa.sendai-shirayuri.ac.jp | 9 |
| pt.sendai-shirayuri.ac.jp | 4 |
| lp.sendai-shirayuri.ac.jp | 2 |
Full technology history →
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Recent changes
- dropped Google Font API May 2026
- dropped Lightning May 2026
- dropped Polylang May 2026
- dropped Priority Hints May 2026
- dropped Slick May 2026
- dropped WordPress Block Editor May 2026
- detected cdnjs Apr 2026
- detected GSAP Apr 2026
- detected jsDelivr Apr 2026
- detected Unpkg Apr 2026