What powers langium.org?
Last seen Aug 2026 · 13 technologies across 9 categories
Caching
Varnish
since Oct 2023
CDN
Font scripts
Google Font API
since Dec 2022
JavaScript frameworks
Miscellaneous
Open Graph
since Dec 2022
PaaS
GitHub Pages
since Oct 2023
Security
HSTS
since Dec 2022
Static site generator
UI frameworks
Tailwind CSS
since Dec 2022
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
3.31 / 10 · ranked #1,109,851 of all domains
21 referring domains · OpenPageRank
Infrastructure
- Hosted on Fastly (185.199.108.153)
- Email: IONOS
- Email security: SPF (hard fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 2,098,629, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted