What powers metscalc.org?
Last seen Oct 2026 · 7 technologies across 6 categories
Caching
Varnish
since Oct 2020
CDN
Fastly
since Oct 2020
Google Hosted Libraries
since Jun 2022
Font scripts
Google Font API
since Oct 2020
Hosting
GoDaddy
since Sep 2022
JavaScript libraries
PaaS
GitHub Pages
since Oct 2020
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
1.75 / 10 · ranked #4,639,249 of all domains
10 referring domains · OpenPageRank
Page
- Language: English
- CDN: Fastly
- Weight: 0.2 MB · 18 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Fastly (185.199.108.153)
- DNS: GoDaddy DNS
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 6,961,914
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted