What powers keio-hughug.jp?
Last seen Aug 2026 · 10 technologies across 9 categories
Analytics
Google Analytics
since Jan 2019
CDN
Google Hosted Libraries
since Mar 2024
Font scripts
Google Font API
since Jan 2019
JavaScript libraries
Maps
Google Maps
since Mar 2024
Miscellaneous
Open Graph
since Mar 2024
PaaS
Amazon Web Services
since Feb 2024
Tag managers
Google Tag Manager
since Mar 2024
Web servers
Apache HTTP Server
since Jan 2019
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
- 91% phone
- 9% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.53 / 10 · ranked #865,855 of all domains
36 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 7.6 MB · 115 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on DCI-AS-AP DC Communications Inc. (103.240.13.108)
- DNS: Amazon Route 53
- Email: secure.ne.jp
- Email security: no SPF record, no DMARC record
- SSL: GlobalSign, RSA 2048, expires Apr 2027
- Common Crawl link graph: rank 9,376,400
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted