What powers 
efre.nrw?
Last seen Sep 2026 · 11 technologies across 9 categories
Analytics
CMS
JavaScript libraries
Miscellaneous
Programming languages
Security
UI frameworks
Video players
Web servers
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
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| circular cities | #25 | 0 |
| validierung | #40 | 0 |
| sendinblue dpa | #11 | 0 |
| nrw deutschland | #33 | 0 |
| nrw de | #30 | 0 |
| efre | #57 | 0 |
| efre | #29 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No AI crawlers blocked
Audience
- 57% desktop
- 43% phone
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.37 / 10 · ranked #175,914 of all domains
196 referring domains · OpenPageRank
Search traffic
0 est. monthly organic visits (US)
7 keywords in Google's top 30
Core Web Vitals
| LCP | 1.1 s |
| INP | 50 ms |
| CLS | 0.15 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: German
- Weight: 8.1 MB · 130 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Registered May 2015 (11 years) via Global Village GmbH, renews May 2027
- Hosted on IT-NRW (93.184.134.177)
- DNS: it.nrw
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 4096, expires Nov 2026
- Common Crawl link graph: rank 7,713,539, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026, registration from the registry's RDAP service. How the web is hosted
Full technology history →
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