What powers nttdatacs.co.jp?
Last seen Sep 2026 · 12 technologies across 8 categories
Analytics
Google Analytics
since Oct 2019
Font scripts
Google Font API
since Jan 2026
JavaScript graphics
particles.js
since Jan 2026
JavaScript libraries
Miscellaneous
Open Graph
since Jan 2026
Security
HSTS
since Jan 2026
Tag managers
Google Tag Manager
since Oct 2019
Web servers
Nginx
since Jan 2026
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
- 62% desktop
- 38% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.07 / 10 · ranked #523,837 of all domains
37 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 16.3 MB · 111 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- DNS: nttdata.co.jp
- Email: Proofpoint Essentials
- Email security: SPF (soft fail), DMARC monitor only, MTA-STS, BIMI
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 7,628,795
- Verified with: Google, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Apache HTTP Server Feb 2026
- detected AOS Jan 2026
- detected Google Font API Jan 2026
- detected HSTS Jan 2026
- detected LottieFiles Jan 2026
- detected Nginx Jan 2026
- detected Open Graph Jan 2026
- detected particles.js Jan 2026
- detected Slick Jan 2026