What powers jtcf.jp?
Last seen Oct 2026 · 36 technologies across 20 categories
Advertising
Analytics
Authentication
CDN
CMS
Databases
Ecommerce
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Performance
Photo galleries
Programming languages
Security
UI frameworks
Web servers
Widgets
WordPress plugins
WordPress themes
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
- Sep 2026 robots.txt appeared
- Sep 2026 * added to robots.txt
AI Crawlers
No AI crawlers blocked
Audience
- 82% phone
- 18% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.20 / 10 · ranked #1,271,501 of all domains
25 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.8 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: Japanese
- Weight: 4.3 MB · 120 requests
- WordPress theme: twentytwelve (child: jtcftheme2) · all themes
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on GMO Internet (157.7.189.53)
- DNS: Muumuu Domain
- Email: hetemail.jp
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 3,241,676, 6 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| concert.jtcf.jp | 24 |
| jtcf.jp | 24 |
| kids.jtcf.jp | 18 |
| s.jtcf.jp | 11 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped MetaSlider Aug 2026
- detected AMP Jul 2026
- detected Apache HTTP Server Jul 2026
- detected Bootstrap Jul 2026
- detected Bootstrap Icons Jul 2026
- detected Cart Functionality Jul 2026
- detected cdnjs Jul 2026
- detected Cloudflare Jul 2026
- detected Cloudflare Bot Management Jul 2026
- detected Contact Form 7 Jul 2026
- detected Facebook Login Jul 2026
- detected Font Awesome Jul 2026
- detected Google Analytics Jul 2026
- detected Google Font API Jul 2026
- detected Google Sign-in Jul 2026
- detected jQuery Jul 2026
- detected jQuery CDN Jul 2026
- detected jQuery Migrate Jul 2026
- detected jsDelivr Jul 2026
- detected Lightbox Jul 2026
- detected Master Slider Jul 2026
- detected MySQL Jul 2026
- detected PHP Jul 2026
- detected Popper Jul 2026
- detected Priority Hints Jul 2026
- detected Really Simple SSL & Security Jul 2026
- detected RSS Jul 2026
- detected Site Kit Jul 2026
- detected SoundManager Jul 2026
- detected TablePress Jul 2026
- detected Twenty Fourteen Jul 2026
- detected Twenty Twelve Jul 2026
- detected Twitter Jul 2026
- detected Twitter Ads Jul 2026
- detected Twitter Emoji (Twemoji) Jul 2026
- detected Typekit Jul 2026
- detected WordPress Jul 2026
- detected Cloudflare Bot Management May 2026
- detected MetaSlider May 2026
- detected Twitter Emoji (Twemoji) Dec 2025