What technology does stiebel-eltron.de use?

stiebel-eltron.de is built with Apache.

Is stiebel-eltron.de secure (HTTPS)?

Yes. stiebel-eltron.de uses TLS 1.3 with a certificate issued by Unizeto Technologies S.A., valid until Sep 5, 2026.

Who hosts stiebel-eltron.de?

Hosting provider information for stiebel-eltron.de is not available yet.

What is stiebel-eltron.de's SEO score?

stiebel-eltron.de scored 80/100 for SEO in the latest analysis (great).

What is stiebel-eltron.de's overall website score?

stiebel-eltron.de has an overall SiteGraph score of 90/100, combining SEO, performance, security, and accessibility.

stiebel-eltron.de

STIEBEL ELTRON | Technik zum Wohlfühlen

Last scanned Jul 26, 2026, 5:47 AM

Overall score

Excellent

Summary

Wärmepumpen von STIEBEL ELTRON versorgen Ihr Zuhause mit behaglicher Wärme im Winter und angenehmer Kühle im Sommer – finden Sie Ihr Angebot!. This website uses Apache. SEO is good (80/100) and accessibility is excellent (90/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: No H1 heading found.

Wärmepumpen von STIEBEL ELTRON versorgen Ihr Zuhause mit behaglicher Wärme im Winter und angenehmer Kühle im Sommer – finden Sie Ihr Angebot!

Top issues to fix

4 issues found · 2 high priority

Missing Strict-Transport-Security header
Security
Add HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
No H1 heading found
SEO
Add exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
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.

SEO

3 issue(s) found

100

Performance

433 ms

Security

HTTPS & header checks

Accessibility

1 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.

Wärmepumpen von STIEBEL ELTRON versorgen Ihr Zuhause mit behaglicher Wärme im Winter und angenehmer Kühle im Sommer – finden Sie Ihr Angebot!

Meta tags

Title: STIEBEL ELTRON | Technik zum Wohlfühlen
Description: Wärmepumpen von STIEBEL ELTRON versorgen Ihr Zuhause mit behaglicher Wärme im Winter und angenehmer Kühle im Sommer – finden Sie Ihr Angebot!
Canonical: https://www.stiebel-eltron.de/de/home.html
Language: de
Charset: UTF-8
Viewport: width=device-width, initial-scale=1
Robots meta: index, follow
Manifest

Technologies

Detected frameworks, languages, and tools.

Apache

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: Unizeto Technologies S.A.
Subject: stiebel-eltron.de
Valid from: Sep 5, 2025
Valid to: Sep 5, 2026
Days until expiry: 38
SAN domains: stiebel-eltron.de, stiebel-eltron.com, *.stiebel-eltron.com, *.stiebel-eltron.de

Security headers

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

Compression: gzip · 1 cookie(s) observed

Content & assets

Headings

H1 0 · H2 0 · H3 0

Links

0 internal · 0 external · 0 broken

Images

0 total · 0 missing alt

Scripts / Styles

11 scripts · 1 stylesheets

JS / CSS size

2.4 KB · 0 B

Page size

187 KB

Robots.txt & Sitemap

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

SEO issues

No H1 heading found
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://stiebel-eltron.de
Final URL: https://www.stiebel-eltron.de/de/home.html
HTTP status: 200
HTTP version: HTTP/1.1
Response time: 430 ms
HTML size: 187 KB
Redirect chain: https://stiebel-eltron.de → https://www.stiebel-eltron.de/ → https://www.stiebel-eltron.de/de/home.html

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