What powers 
tectum-elibrary.de?
Last seen Jul 2024 · 10 technologies across 8 categories
Analytics
Google Analytics
since Jun 2021
Cookie compliance
JavaScript libraries
Miscellaneous
Open Graph
since Feb 2024
PWA
since Jul 2024
Programming languages
PHP
since May 2020
Security
Web servers
Nginx
since May 2021
Webmail
Microsoft 365
since Feb 2024
AI Crawlers
Blocks 1 of 33 AI crawlers we track by name in its robots.txt, restricts 20 more. Checked Oct 2026.
Training crawlers
- GoogleOther Blocked
- AI2Bot Restricted
- Applebot-Extended Restricted
- CCBot Restricted
- ClaudeBot Restricted
- cohere-training-data-crawler Restricted
- Diffbot Restricted
- FacebookBot Restricted
- Google-Extended Restricted
- GPTBot Restricted
- ImagesiftBot Restricted
- img2dataset Restricted
- meta-externalagent Restricted
- Webzio-Extended Restricted
Search and AI assistants
- Amazonbot Restricted
- PerplexityBot Restricted
- PetalBot Restricted
User-request fetchers
- ChatGPT-User Restricted
- Claude-User Restricted
- MistralAI-User Restricted
- Perplexity-User Restricted
The other 12 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
1 of 33 AI crawlers blocked
Open Page Rank
3.73 / 10 · ranked #748,475 of all domains
50 referring domains · OpenPageRank
Infrastructure
- Hosted on FCIO (185.105.252.114)
- DNS: fcio.net
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only, CAA
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 6,893,768
- Verified with: Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted