What powers ds2a.jp?
Last seen Jul 2026 · 10 technologies across 7 categories
Analytics
Cloudflare Browser Insights
since Jan 2026
CDN
Cloudflare
since Jan 2026
Google Hosted Libraries
since Jan 2026
JavaScript frameworks
JavaScript libraries
Miscellaneous
Security
HSTS
since Jan 2026
Webmail
Google Workspace
since Jan 2026
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Open Page Rank
3.09 / 10 · ranked #1,446,249 of all domains
26 referring domains · OpenPageRank
Infrastructure
- Hosted on Cloudflare (104.21.20.200, IPv6)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: SPF (hard fail), no DMARC record
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 621,615, 3 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted