What powers 
esero.de?
Last seen Mar 2025 · 20 technologies across 9 categories
Analytics
Google Analytics
since Dec 2023
CDN
Font scripts
Font Awesome
since Dec 2023
Google Font API
since Dec 2023
JavaScript frameworks
JavaScript libraries
Slick
since Dec 2023
Miscellaneous
Programming languages
Node.js
since Dec 2023
UI frameworks
Widgets
Airtable
since Dec 2023
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
3.55 / 10 · ranked #843,144 of all domains
48 referring domains · OpenPageRank
Infrastructure
- Hosted on RUB-AS (134.147.70.87)
- DNS: ruhr-uni-bochum.de
- Email: ruhr-uni-bochum.de
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 4096, expires Nov 2026
- Common Crawl link graph: rank 9,531,121, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted