What powers c-karte.com?
Last seen Sep 2026 · 18 technologies across 12 categories
Advertising
Twitter Ads
since Jun 2023
Analytics
Google Ads Conversion Tracking
since Jul 2021
Google Analytics
since Jan 2019
Microsoft Clarity
since Mar 2025
CDN
Cloudflare
since Sep 2022
Hosting
Xserver
since Aug 2022
Issue trackers
JavaScript frameworks
Socket.io
since May 2022
JavaScript libraries
Performance
Priority Hints
since Mar 2026
Programming languages
Security
Cloudflare Bot Management
since Sep 2022
Tag managers
Google Tag Manager
since Jan 2019
Web servers
Nginx
since Jan 2019
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 100% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.46 / 10 · ranked #2,557,746 of all domains
12 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.9 s |
| CLS | 0 |
| TTFB | 3300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 2.7 MB · 114 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Xserver (202.254.234.45)
- Email: c-karte.com
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 70,384,006, 2 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| sp.c-karte.com | 16 |
| c-karte.com | 14 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- detected Priority Hints Mar 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025