What powers karakasa.com?
Last seen Oct 2026 · 10 technologies across 6 categories
Advertising
Analytics
Cloudflare Browser Insights
since Sep 2026
Google Analytics
since Mar 2026
CDN
Google Hosted Libraries
since Oct 2022
Editors
JavaScript libraries
Web servers
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Nov 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.72 / 10 · ranked #299,425 of all domains
247 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| CLS | 0.1 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: Japanese
- Weight: 2.8 MB · 91 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Registered Feb 2006 (20 years) via GMO Internet Group, Inc. d/b/a Onamae.com, renews Feb 2027
- Hosted on IDCF - IDC Frontier Inc. (202.228.215.60)
- DNS: idcfcloud.com
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 2048, wildcard, expires Jan 2027
- Common Crawl link graph: rank 2,425,315, 157 hosts
DNS records as swept Nov 2026, certificate as seen Nov 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| freightrailway.karakasa.com | 6 |
| guru2.karakasa.com | 6 |
| kasayaki.karakasa.com | 6 |
| kodairatta.karakasa.com | 6 |
| jksw.karakasa.com | 5 |
| auv6.karakasa.com | 3 |
Full technology history →
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Recent changes
- dropped Adobe Audience Manager Sep 2026
- dropped Cloudflare Sep 2026
- dropped Cloudflare Bot Management Sep 2026
- detected Cloudflare Browser Insights Sep 2026
- detected Adobe Audience Manager Jul 2026
- detected Cloudflare Jun 2026
- detected Cloudflare Bot Management Jun 2026
- dropped Microsoft ASP.NET Mar 2026