Is gwdg.de secure (HTTPS)?

Yes. gwdg.de uses TLS 1.3 with a certificate issued by Hellenic Academic and Research Institutions CA, valid until Nov 7, 2026.

What is gwdg.de's SEO score?

gwdg.de scored 70/100 for SEO in the latest analysis (fair).

What is gwdg.de's overall website score?

gwdg.de has an overall SiteGraph score of 89/100, combining SEO, performance, security, and accessibility.

gwdg.de has a careers page; check it directly for current openings.

gwdg.de

GWDG | GWDG - IT in der Wissenschaft

Last scanned Jul 24, 2026, 10:25 PM · 2 views

Overall score

Great

Summary

This website uses Apache hosted on GOENET - Gesellschaft fuer wissenschaftliche Datenverarbeitung mbH, Goettingen, DE. SEO is fair (70/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Missing meta description.

Germany

Hosted on GOENET - Gesellschaft fuer wissenschaftliche Datenverarbeitung mbH, Goettingen, DE

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.
Missing X-Frame-Options header
Security
Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
Missing canonical link
SEO
Add <link rel="canonical"> so search engines know which URL variant to index.
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.
4 broken links on the page
SEO
Fix or remove broken links — they waste crawl budget and erode user trust.

SEO

4 issue(s) found

100

Performance

144 ms

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

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

LinkedIn YouTube Instagram Facebook

Contact

Email, phone, and address published on this site's own pages.

Email: support@gwdg.de

Technologies

Detected frameworks, languages, and tools.

Apache

Hosting & CDN

Hosting provider: GOENET - Gesellschaft fuer wissenschaftliche Datenverarbeitung mbH, Goettingen, DE
CDN provider: —
IP address: 134.76.9.48
ASN: AS207592 (GOENET - Gesellschaft fuer wissenschaftliche Datenverarbeitung mbH, Goettingen, DE)

DNS records

Type	Value
A	134.76.9.48
AAAA	—
MX	c1234.mx.srv.dfn.de a1234.mx.srv.dfn.de b1234.mx.srv.dfn.de
TXT	—
NS	dns2.gwdg.de dns3.gwdg.de dns1.gwdg.de
CAA	—
CNAME	—
IPv6 support	No

TLS / SSL certificate

Version: TLS 1.3
Issuer: Hellenic Academic and Research Institutions CA
Subject: gwdg.de
Valid from: Nov 7, 2025
Valid to: Nov 7, 2026
Days until expiry: 105
SAN domains: gwdg.de, passwort.gwdg.de, faq.gwdg.de, antivir.gwdg.de, www.gwdg.eu, www-portal.gwdg.de, xn--gttinger-rechenzentrum-uhc.de, cdn.gwdg.de, sicherheit.gwdg.de, gwdg.science, goettinger-rechenzentrum.de, hpc-neu.gwdg.de, it-sicherheit.gwdg.de, it-security.gwdg.de, museum.gwdg.de, nhr.gwdg.de, info.gwdg.de, www.gwdg.info, www.gwdg.science, gwdg.info, security.gwdg.de, www.museum.gwdg.de, www.gwdg.de, password.gwdg.de, hpc.gwdg.de, mac.gwdg.de, gwdg.eu

Security headers

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

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 8 · H3 1

Links

44 internal · 17 external · 4 broken

Images

12 total · 0 missing alt

Scripts / Styles

1 scripts · 1 stylesheets

JS / CSS size

90.9 KB · 73.4 KB

Page size

16.8 KB

Robots.txt & Sitemap

robots.txt: Not found
Disallow rules: 0
sitemap.xml: Found
URLs in sitemap: -1

SEO issues

Missing meta description
Missing canonical link
No structured data (JSON-LD) found
robots.txt not found

Careers

View careers page

This company has an active careers page, but individual openings weren't reliably parsed from it — visit the page above for current listings.

Scan details

Requested URL: https://gwdg.de
Final URL: https://gwdg.de
HTTP status: 200
HTTP version: HTTP/2
Response time: 144 ms
HTML size: 16.8 KB
Redirect chain: https://gwdg.de

See something wrong on this report? Request a correction

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