What powers 
ichigaya-letterpress.jp?
Last seen Sep 2026 · 11 technologies across 10 categories
Analytics
Google Analytics
since Jan 2021
CDN
Amazon CloudFront
since Sep 2022
JavaScript frameworks
JavaScript libraries
Maps
Google Maps
since Dec 2022
Miscellaneous
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since Sep 2022
Security
HSTS
since Dec 2022
Tag managers
Google Tag Manager
since Jan 2021
Web servers
Apache HTTP Server
since Jan 2021
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 81% phone
- 19% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.97 / 10 · ranked #249,144 of all domains
77 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 10.3 MB · 75 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Ichigaya Letterpress Factory
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on DNP Dai Nippon Printing Co., Ltd (157.101.251.90)
- DNS: d-53.info
- Email: no MX record returned
- Email security: SPF (soft fail)
- SSL: Cybertrust Japan, RSA 2048, expires Mar 2027
- Common Crawl link graph: rank 663,883, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| ichigaya-letterpress.jp | 9 |
| archives.ichigaya-letterpress.jp | 6 |