What powers 
semantics.cc?
Last seen Aug 2026 · 32 technologies across 18 categories
Analytics
Linkedin Insight Tag
since Oct 2021
Caching
Varnish
since Jul 2023
CDN
CMS
Font scripts
Google Font API
since Jun 2024
Hosting
Drupal Multisite
since Sep 2022
JavaScript libraries
Maps
Google Maps
since Dec 2022
Miscellaneous
PaaS
Amazon Web Services
since Sep 2022
GitHub Pages
since Jul 2023
Programming languages
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Feb 2020
UI frameworks
Video players
YouTube
since Feb 2020
Web servers
Nginx
since Jul 2019
Webmail
Google Workspace
since Sep 2022
Widgets
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
5.63 / 10 · ranked #143,089 of all domains
197 referring domains · OpenPageRank
Page
- Language: English
- CDN: Fastly
- Weight: 5.2 MB · 67 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on AS-ANEXIA ANEXIA Internetdienstleistungs GmbH (91.209.89.5)
- DNS: Amazon Route 53
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, wildcard, expires Nov 2026
- Common Crawl link graph: rank 45,831, 20 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| 2022-eu.semantics.cc | 18 |
| 2024-eu.semantics.cc | 17 |
| 2023-eu.semantics.cc | 14 |
| 2025-eu.semantics.cc | 14 |
| 2026-eu.semantics.cc | 13 |
| 2020-us.semantics.cc | 12 |
| 2021-eu.semantics.cc | 11 |
| 2019.semantics.cc | 8 |