What technology does dkrz.de use?

dkrz.de is built with jQuery, Nginx.

Is dkrz.de secure (HTTPS)?

Yes. dkrz.de uses TLS 1.3 with a certificate issued by Hellenic Academic and Research Institutions CA, valid until Sep 17, 2026.

Hosting provider information for dkrz.de is not available yet.

What is dkrz.de's SEO score?

dkrz.de scored 65/100 for SEO in the latest analysis (fair).

What is dkrz.de's overall website score?

dkrz.de has an overall SiteGraph score of 87/100, combining SEO, performance, security, and accessibility.

Has dkrz.de's score changed over time?

dkrz.de's overall score has improved by 1 point (from 86 to 87) since Jul 26, 2026.

dkrz.de

DKRZ - Partner der Klimaforschung — Deutsch

Last scanned Aug 5, 2026, 9:00 AM · 7 views

Overall score

Great

Summary

This website uses Nginx. SEO is fair (65/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (90/100). Top issue: Missing meta description.

Top issues to fix

6 issues found · 1 high priority

Missing meta description
SEO
Add a ~150-character meta description to control your search-result snippet and lift click-through rate.
Multiple H1 headings found
SEO
Keep a single H1 per page and demote the others to H2/H3.
No structured data (JSON-LD) found
SEO
Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.
robots.txt not found
SEO
Publish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEO
Publish an XML sitemap and reference it from robots.txt to speed up page discovery.
20 broken links on the page
SEO
Fix or remove broken links — they waste crawl budget and erode user trust.

SEO

5 issue(s) found

Performance

1.83 s

100

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Score history

+1 overall since Jul 26, 2026

Overall: 87
SEO: 65
Security: 100
Performance: 90
Accessibility: 100

Organization

Company details published in this site's own structured data.

YouTube

Meta tags

Title: DKRZ - Partner der Klimaforschung — Deutsch
Description
Canonical: https://www.dkrz.de/de
Language: de
Charset: utf-8
Viewport: width=device-width, initial-scale=1.0
Robots meta
Manifest: https://www.dkrz.de/++theme++dkrztheme/++plone++dkrz.policy/manifest.json

Technologies

Detected frameworks, languages, and tools.

jQuery Nginx

Hosting & CDN

Hosting provider: —
CDN provider: —
IP address: —
ASN: —

DNS records

Type	Value
A	—
AAAA	—
MX	—
TXT	—
NS	—
CAA	—
CNAME	—
IPv6 support	No

TLS / SSL certificate

Version: TLS 1.3
Issuer: Hellenic Academic and Research Institutions CA
Subject: dkrzweb9.dkrz.de
Valid from: Sep 17, 2025
Valid to: Sep 17, 2026
Days until expiry: 43
SAN domains: dkrzweb9.dkrz.de, www.dkrz.de, dkrz.de

Security headers

Strict-Transport-SecurityEnabled
Content-Security-PolicyEnabled
X-Frame-OptionsEnabled
X-Content-Type-OptionsEnabled
Referrer-PolicyEnabled
Permissions-PolicyMissing

Compression: none · 0 cookie(s) observed

Content & assets

Headings

H1 2 · H2 8 · H3 8

Links

138 internal · 3 external · 20 broken

Images

7 total · 1 missing alt

Scripts / Styles

7 scripts · 6 stylesheets

JS / CSS size

537 B · 0 B

Page size

47.4 KB

Robots.txt & Sitemap

robots.txt: Not found
Disallow rules: 0
sitemap.xml: Not found
URLs in sitemap: 0

SEO issues

Missing meta description
Multiple H1 headings found
No structured data (JSON-LD) found
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://dkrz.de
Final URL: https://www.dkrz.de/de
HTTP status: 200
HTTP version: HTTP/2
Response time: 1.83 s
HTML size: 47.4 KB
Redirect chain: https://dkrz.de → https://www.dkrz.de/de

See something wrong on this report? Request a correction

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