What powers jjh.org?
Last seen Jul 2026 · 11 technologies across 8 categories
CDN
Cloudflare
since Nov 2022
Google Hosted Libraries
since Sep 2024
Google Workspace
since Nov 2022
Mailgun
since Oct 2025
Font scripts
Google Font API
since Sep 2024
JavaScript libraries
Miscellaneous
Open Graph
since Nov 2022
PWA
since Nov 2022
Programming languages
Python
since Apr 2024
Security
reCAPTCHA
since Oct 2025
Web servers
gunicorn
since Apr 2024
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Open Page Rank
3.38 / 10 · ranked #1,024,149 of all domains
12 referring domains · OpenPageRank
Infrastructure
- Hosted on Cloudflare (104.21.43.161)
- DNS: Cloudflare DNS
- Email: no MX record returned, SPF names Mailgun
- Email security: SPF (soft fail), DMARC quarantine
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 7,584,638, 3 hosts
- Verified with: Google
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped YouTube Jul 2026
- detected YouTube Nov 2025
- dropped Cloudflare Bot Management Oct 2025
- detected Mailgun Oct 2025
- detected reCAPTCHA Oct 2025