What powers 
cdrprimer.org?
Last seen Dec 2025 · 9 technologies across 9 categories
Analytics
Google Analytics
since Mar 2021
CMS
Statamic
since Aug 2022
Ecommerce
Cart Functionality
since Aug 2022
JavaScript frameworks
Miscellaneous
Open Graph
since Sep 2022
Programming languages
PHP
since Aug 2022
Web frameworks
Laravel
since Aug 2022
Web servers
Nginx
since Mar 2021
Webmail
Google Workspace
since Oct 2022
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
4.69 / 10 · ranked #333,361 of all domains
104 referring domains · OpenPageRank
Infrastructure
- Hosted on VIRIDIO-SOCAL (199.19.156.65)
- DNS: Namecheap
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, ECDSA P384, expires Dec 2026
- Common Crawl link graph: rank 2,031,815, 2 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted