What powers writeup.co.jp?
Last seen Apr 2025 · 10 technologies across 7 categories
Analytics
CDN
Hosting
Sakura Internet
since Feb 2024
JavaScript libraries
Miscellaneous
Open Graph
since Feb 2024
Tag managers
Google Tag Manager
since Feb 2024
Web servers
Nginx
since Feb 2024
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Open Page Rank
3.31 / 10 · ranked #1,119,797 of all domains
28 referring domains · OpenPageRank
Infrastructure
- Hosted on Sakura Internet (49.212.176.217)
- DNS: Sakura Internet
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 3,000,687, 13 hosts
- Verified with: Google, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted