What powers 
susumu.co.jp?
Last seen Sep 2026 · 16 technologies across 13 categories
Analytics
Caching
CDN
CMS
Databases
Font scripts
JavaScript libraries
Miscellaneous
Performance
Programming languages
Tag managers
Web servers
WordPress plugins
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
- 74% desktop
- 26% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.69 / 10 · ranked #368,196 of all domains
87 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 5.1 MB · 35 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- 進工業株式会社 (Susumu Co., Ltd. (Japan) on Wikidata)
- Country: Japan
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on KIR KAGOYA JAPAN Inc. (133.18.114.252)
- DNS: vips.ne.jp
- Email: Broadcom MessageLabs
- Email security: SPF (soft fail), DMARC quarantine
- SSL: DigiCert, RSA 2048, wildcard, expires Oct 2026
- Common Crawl link graph: rank 2,921,602, 4 hosts
- Verified with: Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.susumu.co.jp | 16 |
| www1.susumu.co.jp | 15 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Twitter Emoji (Twemoji) Aug 2026
- dropped AlmaLinux Jul 2026
- dropped OpenSSL Jul 2026
- detected AlmaLinux May 2026
- detected OpenSSL May 2026