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Domain report

gu.de

gu.de ranks in the top 0.36% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 6 distinct hosts observed under it.

Explore gu.de in the Web Graph

Connectivity

#484,613harmonic-centrality rank
Top percentile
0.36%
Hosts observed
6

From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means

HTTPS reachability

200HTTP status

https://gu.de/ answered with HTTP 200.

DNS records

A
  • 23.227.38.65
AAAA
No records found.
MX
  • 5 mxa-00596a01.gslb.pphosted.com.
  • 5 mxb-00596a01.gslb.pphosted.com.
NS
  • a.ns14.net.
  • b.ns14.net.
  • c.ns14.net.
  • d.ns14.net.

Live preview

Screenshot of gu.de

This site sends "X-Frame-Options: DENY", which blocks embedding it here.

Since gu.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).

How to read WHOIS and RDAP data

SSL certificate

Certificate Transparency lookup failed (HTTP 429).

How to check when a certificate expires

HTTP & security headers

Response

Server
cloudflare
Content-Type
text/html; charset=utf-8
Cache-Control
private, max-age=0, must-revalidate
Content-Encoding
Not sent

Security

Content-Security-Policy
block-all-mixed-content; frame-ancestors 'none'; upgrade-insecure-requests;
Strict-Transport-Security
max-age=7889238
X-Frame-Options
DENY
X-Content-Type-Options
nosniff
Referrer-Policy
Not sent
Permissions-Policy
Not sent

What each security header does

Redirect chain

  1. 1.http://gu.de/HTTP 301

    → https://gu.de/

  2. 2.https://gu.de/HTTP 200

Meta tags

Title
GU Verlag – GU Online-Shop
Description
Du suchst gute Ratgeber? Dann bist du beim GU Verlag genau richtig. Bei uns findest du interessante Ratgeber-Bücher zu allen Bereichen des Lebens!
Canonical
https://gu.de/
Robots
index
Generator
Not set
Open Graph title
GU Verlag
Open Graph description
Du suchst gute Ratgeber? Dann bist du beim GU Verlag genau richtig. Bei uns findest du interessante Ratgeber-Bücher zu allen Bereichen des Lebens!
Open Graph image
http://gu.de/cdn/shop/files/GU_RGB.jpg?height=628&pad_color=fff&v=1709035674&width=1200
Open Graph type
website
Twitter card
summary_large_image
Twitter title
GU Verlag
Twitter image
Not set

robots.txt

Disallow rules (User-agent: *)
44
Disallow rules (other agents)
100

Sitemaps declared:

  • https://gu.de/sitemap.xml
  • https://gu.de/sitemap.xml
  • https://gu.de/sitemap.xml
  • https://shop.gu.de/sitemap.xml

Technology detected

Best-effort, based on a small set of well-known signals — this may be incomplete.

  • Cloudflarecdn

    Server: cloudflare

  • Shopifyecommerce

    Found "cdn.shopify.com" in the page's HTML

Related domains

Similar connectivity

Domains ranked just above and below it in the same snapshot.