What powers gc-buyback.jp?
Last seen Sep 2026 · 13 technologies across 7 categories
Advertising
Criteo
since May 2026
theTradeDesk
since Sep 2026
Affiliate programs
Impact
since May 2026
Analytics
Google Analytics
since May 2026
Matomo Analytics
since May 2026
Microsoft Clarity
since May 2026
Mouse Flow
since May 2026
JavaScript libraries
Security
HSTS
since May 2026
Tag managers
Google Tag Manager
since May 2026
Web servers
Apache HTTP Server
since May 2026
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
- 62% desktop
- 38% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.93 / 10 · ranked #14,057,716 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.2 s |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 8.7 MB · 201 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on IDCF IDC Frontier Inc. (210.129.190.232)
- DNS: Onamae.com
- Email: no MX record returned
- SSL: Cybertrust Japan, RSA 2048, expires Feb 2027
- Common Crawl link graph: rank 46,592,517
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected theTradeDesk Sep 2026
- dropped Cloudflare Jul 2026
- dropped Cloudflare Bot Management Jul 2026
- dropped Microsoft Advertising Jul 2026
- dropped Pinterest Conversion Tag Jul 2026
- dropped Priority Hints Jul 2026
- dropped Twitter Ads Jul 2026
- dropped Yahoo Advertising Jul 2026