What powers construction.co.jp?
Last seen Oct 2026 · 13 technologies across 11 categories
Analytics
CMS
Databases
Font scripts
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Miscellaneous
PaaS
Programming languages
Web servers
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 57% phone
- 44% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.28 / 10 · ranked #1,158,322 of all domains
26 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 11.9 MB · 128 requests
- WordPress theme: asahi-construction · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- 旭建設株式会社
- Industry: Home and construction (declares
GeneralContractor) - Profiles: X, Facebook, Instagram, YouTube
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Xserver (183.181.85.88)
- DNS: Amazon Route 53
- Email: construction.co.jp
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 2,724,232, 2 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- dropped AddToAny Oct 2026
- dropped AddToAny Share Buttons Oct 2026
- dropped AOS Oct 2026
- dropped Autoptimize Oct 2026
- dropped Bootstrap Oct 2026
- dropped Google Maps Oct 2026
- dropped jQuery Oct 2026
- detected Lenis Oct 2026
- detected Google Font API Sep 2026
- detected GSAP Sep 2026
- detected RSS Sep 2026
- detected Three.js Sep 2026
- detected Twitter Emoji (Twemoji) Sep 2026