Domain report
pei.de
pei.de ranks in the top 0.29% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 13 distinct hosts observed under it.
Connectivity
- Top percentile
- 0.29%
- Hosts observed
- 13
From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means
HTTPS reachability
https://pei.de/ answered with HTTP 200.
DNS records
- A
- 80.245.144.207
- AAAA
- No records found.
- MX
- 10 sv-spam-01.pei.de.
- 20 sv-avw-02.pei.de.
- NS
- sv-spam-01.pei.de.
- sv-avw-02.pei.de.
Live preview
This site sends "X-Frame-Options: sameorigin", which blocks embedding it here.
Since pei.de can't be embedded live, this is a captured screenshot instead — a snapshot from whenever it was last rendered, not necessarily this exact moment.
Domain registration (WHOIS / RDAP)
RDAP lookup failed (HTTP 429).
SSL certificate
Certificate Transparency lookup failed (HTTP 429).
HTTP & security headers
Response
- Server
- cloudflare
- Content-Type
- text/html;charset=utf-8
- Cache-Control
- max-age=60
- Content-Encoding
- Not sent
Security
- Content-Security-Policy
- default-src 'self'; base-uri 'self'; style-src 'self' 'unsafe-inline' piwik.itzbund.de; connect-src 'self' *.itzbund.de; script-src 'self' 'unsafe-inline' 'unsafe-eval' pei.de piwik.itzbund.de www.youtube.com; object-src 'self' multimedia.gsb.bund.de piwik.itzbund.de www.youtube.com; media-src 'self' multimedia.gsb.bund.de piwik.itzbund.de www.youtube.com pei.de www.pei.de; child-src pei-portal.rexx-systems.com piwik.itzbund.de www.youtube.com abvl-public.pei.de abvl-public-test.pei.de; font-src 'self'; img-src 'self' data: *.honcode.ch piwik.itzbund.de pei.de www.pei.de; frame-ancestors 'self' PEIWeb-editor.preview.gsb.intranet.bund.de pei-portal.rexx-systems.com;
- Strict-Transport-Security
- max-age=31536000
- X-Frame-Options
- sameorigin
- X-Content-Type-Options
- nosniff
- Referrer-Policy
- same-origin
- Permissions-Policy
- Not sent
Redirect chain
- 1.
http://pei.de/HTTP 302→ https://pei.de/
- 2.
https://pei.de/HTTP 301→ https://www.pei.de/
- 3.
https://www.pei.de/HTTP 302→ https://www.pei.de/DE/home/home-node.html
- 4.
https://www.pei.de/DE/home/home-node.htmlHTTP 200
Meta tags
- Title
- Startseite - Paul-Ehrlich-Institut
- Description
- Startseite
- Canonical
- https://www.pei.de/DE/home/home-node.html
- Robots
- Not set
- Generator
- Government Site Builder
- Open Graph title
- Not set
- Open Graph description
- Not set
- Open Graph image
- Not set
- Open Graph type
- Not set
- Twitter card
- Not set
- Twitter title
- Not set
- Twitter image
- Not set
robots.txt
- Disallow rules (User-agent: *)
- 3
- Disallow rules (other agents)
- 0
Sitemaps declared:
https://www.pei.de/Sitemap_Index.xmlhttps://www.pei.de/Sitemap_Index.xml
Technology detected
Best-effort, based on a small set of well-known signals — this may be incomplete.
- Cloudflarecdn
Server: cloudflare
Related domains
Similar connectivity
Domains ranked just above and below it in the same snapshot.