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SGSiteGraph

h-online.com

heise online – IT news, guides and background information | heise online

Last scanned Aug 4, 2026, 4:00 AM · 9 views

87

Overall score

Great

Summary

News and forums on computers, IT, science, media and politics. This website uses Nginx. SEO is good (80/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance good (80/100). Top issue: Title longer than 60 characters.

News and forums on computers, IT, science, media and politics. Price comparison of hardware and software as well as downloads at Heise Medien.

Top issues to fix

5 issues found · 1 high priority

  • Missing Content-Security-Policy header

    Security

    Add a CSP to control which sources can run scripts — the strongest single defense against XSS.

  • Title longer than 60 characters

    SEO

    Shorten the title to under 60 characters so search results don't truncate it.

  • Multiple H1 headings found

    SEO

    Keep a single H1 per page and demote the others to H2/H3.

  • 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.

80

SEO

4 issue(s) found

80

Performance

1.03 s

90

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Score history

-1 overall since Jul 27, 2026

Overall
87
SEO
80
Security
90
Performance
80
Accessibility
100

Organization

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

News and forums on computers, IT, science, media and politics. Price comparison of hardware and software as well as downloads at Heise Medien.

Contact

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

Meta tags

Title
heise online – IT news, guides and background information | heise online
Description
News and forums on computers, IT, science, media and politics. Price comparison of hardware and software as well as downloads at Heise Medien.
Canonical
https://www.heise.de/en
Language
en
Charset
utf-8
Viewport
width=device-width, initial-scale=1
Robots meta
all, max-image-preview:large
Manifest
https://www.heise.de/icons/ho/touch-icons/manifest.json

OpenGraph & Twitter Card

OpenGraph

og:title
heise online – IT news, guides and background information | heise online
og:description
News and forums on computers, IT, science, media and politics. Price comparison of hardware and software as well as downloads at Heise Medien.
og:type
website
og:url
https://www.heise.de/en

Twitter Card

twitter:card
summary_large_image
twitter:title
heise online – IT news, guides and background information | heise online
twitter:description
News and forums on computers, IT, science, media and politics. Price comparison of hardware and software as well as downloads at Heise Medien.

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

Hosting provider
CDN provider
IP address
193.99.144.85
ASN

DNS records

TypeValue
A
  • 193.99.144.85
AAAA
  • 2a02:2e0:3fe:1001:7777:772e:2:85
MX
TXT
NS
CAA
CNAME
IPv6 supportYes

TLS / SSL certificate

Version
TLS 1.3
Issuer
Let's Encrypt
Subject
www.heise.de
Valid from
Jul 18, 2026
Valid to
Oct 16, 2026
Days until expiry
72
SAN domains
www.heise.de

Security headers

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

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 2 · H2 6 · H3 89

Links

145 internal · 37 external · 0 broken

Images

87 total · 9 missing alt

Scripts / Styles

14 scripts · 2 stylesheets

JS / CSS size

606 KB · 570 B

Page size

440 KB

Robots.txt & Sitemap

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

SEO issues

  • Title longer than 60 characters
  • Multiple H1 headings found
  • robots.txt not found
  • sitemap.xml not found

Accessibility issues

No accessibility issues detected.

Scan details

Requested URL
https://h-online.com
Final URL
https://www.heise.de/en
HTTP status
200
HTTP version
HTTP/2
Response time
1.02 s
HTML size
440 KB
Redirect chain
https://h-online.com → http://www.heise.de/en → https://www.heise.de/en

See something wrong on this report? Request a correction

Frequently asked questions

What technology does h-online.com use?
h-online.com is built with Nginx.
Is h-online.com secure (HTTPS)?
Yes. h-online.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 16, 2026.
Who hosts h-online.com?
Hosting provider information for h-online.com is not available yet.
What is h-online.com's SEO score?
h-online.com scored 80/100 for SEO in the latest analysis (great).
What is h-online.com's overall website score?
h-online.com has an overall SiteGraph score of 87/100, combining SEO, performance, security, and accessibility.
Has h-online.com's score changed over time?
h-online.com's overall score has declined by 1 point (from 88 to 87) since Jul 27, 2026.