What powers crgr.jp?
Last seen Aug 2025 · 25 technologies across 14 categories
Analytics
CDN
CMS
Ecommerce
IaaS
Issue trackers
JavaScript frameworks
JavaScript libraries
Marketing automation
Miscellaneous
Performance
Security
Tag managers
UI frameworks
AI Crawlers
Blocks 8 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- Google-Extended Blocked
- GPTBot Blocked
- meta-externalagent Blocked
Search and AI assistants
- Amazonbot Blocked
The other 25 AI crawlers we track are not mentioned and stay allowed by default.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
Content Signals:
search=yes ai-train=no declared in robots.txt
AI Crawlers
8 of 33 AI crawlers blocked
Standards: Content Signals
Open Page Rank
1.19 / 10 · ranked #10,070,535 of all domains
2 referring domains · OpenPageRank
Infrastructure
- Hosted on Cloudflare (104.21.41.172, IPv6)
- DNS: Cloudflare DNS
- Email: Sakura Internet
- Email security: SPF (soft fail), no DMARC record
- SSL: Google Trust Services, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 15,679,876
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted