What powers terrasky-tech.co.jp?
Last seen Oct 2026 · 27 technologies across 20 categories
Advertising
Analytics
CDN
CMS
Font scripts
IaaS
Issue trackers
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Marketing automation
Miscellaneous
PaaS
Performance
Security
Tag managers
UI frameworks
Web server extensions
Web servers
Webmail
AI Crawlers
Blocks 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
- PetalBot Blocked
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 blocked
Standards: llms.txt
Audience
- 91% desktop
- 9% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.90 / 10 · ranked #1,776,906 of all domains
14 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 3.1 MB · 60 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- 株式会社テラスカイ・テクノロジーズ
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Sakura Internet (160.16.83.80)
- DNS: Amazon Route 53
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 13,852,666, 2 hosts
- Verified with: Google
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
- detected Apache HTTP Server Oct 2026
- detected Google Font API Oct 2026
- detected OpenSSL Oct 2026
- detected Prism Oct 2026
- dropped RSS Oct 2026
- detected Three.js Oct 2026
- detected RequireJS Sep 2026
- detected Tapad Aug 2026
- dropped Tapad Jun 2026
- dropped Envoy Mar 2026