What powers linux-group.co.jp?
Last seen Aug 2025 · 20 technologies across 10 categories
Analytics
Cloudflare Browser Insights
since Oct 2024
Google Analytics
since Aug 2022
Caching
W3 Total Cache
since Oct 2024
CDN
Cloudflare
since Oct 2024
jsDelivr
since Oct 2024
CMS
WordPress
since Oct 2024
Databases
MySQL
since Oct 2024
Font scripts
Font Awesome
since Aug 2022
Google Font API
since Oct 2024
JavaScript libraries
jQuery Migrate
since Aug 2022
Swiper
since Oct 2024
Miscellaneous
HTTP/3
since Oct 2024
Programming languages
PHP
since Aug 2022
WordPress plugins
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 found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Open Page Rank
1.28 / 10 · ranked #8,926,127 of all domains
2 referring domains · OpenPageRank
Infrastructure
- Hosted on Cloudflare (104.21.23.64, IPv6)
- DNS: Cloudflare DNS
- Email: holo.ne.jp
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 11,715,988
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted