What powers retention.blog?
Last seen Sep 2026 · 17 technologies across 11 categories
Analytics
Blogs
Substack
since May 2024
CDN
Cloudflare
since May 2024
Issue trackers
Sentry
since May 2024
JavaScript frameworks
React
since Jul 2026
JavaScript libraries
Preact
since May 2024
Miscellaneous
Programming languages
Node.js
since May 2024
Security
Cloudflare Bot Management
since May 2024
HSTS
since May 2024
UI frameworks
Radix UI
since Jul 2026
Web frameworks
Express
since May 2024
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 not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
1.76 / 10 · ranked #4,569,104 of all domains
8 referring domains · OpenPageRank
Infrastructure
- Hosted on Automattic (WordPress.com) (192.0.78.24)
- DNS: WordPress.com DNS
- Email: WordPress.com DNS
- Email security: no SPF record, no DMARC record
- SSL: Google Trust Services, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 7,145,955, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted