What powers xlsform.org?
Last seen Aug 2026 · 6 technologies across 5 categories
Analytics
Caching
Varnish
since Apr 2019
CDN
Fastly
since Apr 2019
PaaS
Amazon Web Services
since Aug 2022
GitHub Pages
since Aug 2018
Webmail
Google Workspace
since Aug 2022
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 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
4.54 / 10 · ranked #395,108 of all domains
59 referring domains · OpenPageRank
Page
- Language: English
- CDN: Fastly
- Weight: 0.2 MB · 10 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Fastly (185.199.108.153)
- DNS: Amazon Route 53
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 1,896,862, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted