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Seiffert-lüftungstechnik.de - SEO Checker

Overview of the SEO Check

Meta information

95%

Page quality

68%

Page structure

71%

Link structure

88%

Server

100%

External factors

48%

SEO Score

SEO Score Widget

Response time

0.03 s

File size

157.70 kB

Words

1473

Media files

Number of links

25 internal / 32 external

Task list of SEO Improvements 3 Tasks

Remove the empty bold and strong tags from this page.Very important!
Use good alternative descriptions (alt attributes) for your images.Important!
Reduce the number of external links.Tip!

Meta specifications 95% achieved

Title

(Critically important)

Seiffert Lüftungstechnik - Lüftungs- & Fenstertechnik aus Berlin

The length of the page title is perfect. (566 pixels out of 580 max pixel length)

There are no duplicate words in the title

Meta Title

Meta description

(Critically important)

Ihr Ansprechpartner in Sachen Lüftungsanlagen und Fenstertechnik. Qualität und Beratung aus Berlin.

The length of the meta description is perfect. (626 pixels out of 1000 max pixel length)

Meta Description

Crawlability

(Critically important)

There are no problems in accessing the website.

Search Engine Crawlers

Canonical URL

(Important)

https://www.xn--seiffert-lftungstechnik-lpc.de/

There is a valid canonical link specified.

Canonical Tag

Language

(Somewhat important)

Language detected in text: de

Language defined in HTML: de

Server location: United States of America

The following language is defined by HTML: de

Declaring language in HTML

Alternate/Hreflang Links

(Somewhat important)

There are no alternate links specified on this page.

Hreflang

Other meta tags

(Somewhat important)

There is no rel next meta tag on this page.

There is no rel prev meta tag on this page.

Meta Tags

Domain

(Somewhat important)

The domain name is very long.

The domain contains a umlaut.

The domain is no subdomain.

Domain for SEO

Page URL

(Somewhat important)

No parameters were found in the URL.

No session ID was found in the URL.

The URL does not have too many subdirectories.

SEO-friendly URLs

Charset encoding

(Somewhat important)

The charset encoding (UTF-8) is set correctly.

Character Encoding

Doctype

(Nice to have)

The doctype HTML 5 is set correctly.

The doctype is placed at first in the HTML code.

HTML Doctype

Favicon

(Nice to have)

The favicon is linked correctly.

Favicon

Meta tags

Name	Value
keywords	Fenster, Belüftung, Lüften, Lüftungsanlagen, Fenstertechnik, Lüftungstechnik, Türen, Türanlagen, Berlin, Brandenburg
description	Ihr Ansprechpartner in Sachen Lüftungsanlagen und Fenstertechnik. Qualität und Beratung aus Berlin.
icbm	52.42,13.525
geo.position	52.42;13.525
geo.placename	Berlin
viewport	width=device-width, initial-scale=1
lang	de
og:description	Ihr Ansprechpartner in Sachen Lüftungsanlagen und Fenstertechnik. Qualität und Beratung aus Berlin.
og:title	Seiffert Lüftungstechnik - Lüftungs- & Fenstertechnik aus Berlin
og:type	website
og:locale	de
og:image	https://cdn7.site-media.eu/images/1200x630/6554079/Seiffertlogo_gross.png
og:url	https://www.xn--seiffert-lftungstechnik-lpc.de
Content-Type	text/html; charset=UTF-8

Automatically check xn--seiffert-lftungstechnik-lpc.de including all subpages at once!

Check 300+ SEO parameters on every page of your website
Easy troubleshooting with optimization suggestions
Automated check for keyword optimization

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Page quality 68% achieved

Content

(Critically important)

This page contains 1473 words. That's ok.

33.1% of the text are stop words.

Keywords used in the page title are also used in the page content. That's good!

Words from the H1 heading are used in the page content.

The page contains a listing, which indicates a good text layout.

17 paragraphs were found on this page.

The text content is perfect.

No placeholders texts or images were found.

There are no duplicates on the site.

The average number of words per sentence of 16.62 words is good.

Content is King

Frames

(Critically important)

This page does not use a frameset.

Frames and framesets

Mobile optimization

(Somewhat important)

No Apple touch icon is specified.

A viewport "width=device-width, initial-scale=1" is provided.

Mobile Optimization

Bold and strong tags

(Somewhat important)

Empty bold or strong tags were found on this page.

The amount of tags is very high (42). We recommend using a maximum of 29 tags for this page.

Strong and Bold Tags

Image SEO

(Somewhat important)

52 images have no alt attribute. The content of alt attributes is used by search engines.

Image SEO

There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.

Social Sharing

Additional markup

(Nice to have)

The HTML has geoposition information: 52.42;13.525

The HTML has georegion information: Berlin

HTTPS

(Somewhat important)

This website uses HTTPS to protect privacy and integrity of the exchanged data.

All included files are also transferred via HTTPS.

HTTPS

Media list

URL	Alt attribute	Title
data:[...] Base64	No alt attribute provided
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Video URL	Width	Height
...0dfbb3f51158d034573a91863c6a8676a0e4.mp4	100%

Page structure 71% achieved

H1 heading

(Critically important)

Seiffert Lüftungstechnik GmbH

The H1 heading is perfect.

H1-H6 headings

Headings

(Important)

There are 39 headings on the page. The amount of headings should be in a more proper relation to the amount of text.

H1-H6 headings

Heading structure

Heading level	Content
H1	Seiffert Lüftungstechnik GmbH
H2	Leistungsgebiete
H2	zertifiziert durch den Verein für die Präqualifikation von Bauunternehmen e.V.
H2	Ansprechpartner
H2	Geschäftsführung
H2	Technik / Planung
H2	Personal / Rechnungswesen / Buchhaltung
H2	Backoffice
H2	Kundendienst
H2	Qualifikation
H2	Zertifikate und Seminare
H2	Leistungen
H2	Lüftungstechnik
H2	Jetzt Angebot Anfordern!
H2	Referenzen
H2	Jobs
H2	Kontakt
H2	ACHTUNG! NEUE BETRIEBSZEITEN AB 01.07.2023
H3	2022 – Eiswerk Berlin
H3	2021 – Maximilians Quartier
H3	2020 – Neubau an der "Wiesenburg"
H3	2022 – Wohnturm „Ella“
H3	2021 – Wohnanlage "St. Hedwig"
H3	2011 - Touristische Erschließung d. Großen Sterns
H3	Assistenz der Bauleitung (M/W/D)
H3	Planer (M/W/D) SHK mit Schwerpunkt Lüftung
H3	Sachbearbeiter (M/W/D) Backoffice
H3	Sachbearbeiter Kundendienst (M/W/D)
H3	Kundendienstleiter (M/W/D)
H3	Staatlich geprüfter Techniker (M/W/D) mit Schwerpunkt Bauleitung
H3	Sachbearbeiter (M/W/D) mit Schwerpunkt Einkauf & Kalkulation
H3	Lüftungsmonteur / Anlagemechaniker SHK (w/m/d)
H3	Service- / Kundendienstmonteur für RLT-Anlagen (m/w/d)
H3	Alrounder Handwerker (m/w/d)
H3	Azubi – Anlagenmechaniker SHK (M/W/D) Schwerpunkt Lüftung
H3	Azubi - Kaufmann (M/W/D) für Büromanagement
H4	Büro
H4	Handwerk
H4	Azubi

Link structure 88% achieved

Internal links

(Important)

Some anchor texts are used more than once.

The number of internal links is ok.

None of the anchor texts is too long.

All internal links are not using dynamic parameters.

Internal Linking

External links

(Nice to have)

There are too many external links (32) on this page.

External Links

Found links on this page

Link	Attributes	Anchor text
https://www.seiffert-lüftungst...		Start
https://www.seiffert-lüftungst...		Über uns
https://www.seiffert-lüftungst...		Ansprechpartner
https://www.seiffert-lüftungst...		Leistungen
https://www.seiffert-lüftungst...		Referenzen
https://www.seiffert-lüftungst...		Jobs
https://www.seiffert-lüftungst...		Kontakt
https://www.seiffert-lüftungst...	Anchor	No Text
https://www.seiffert-lüftungst...	Anchor	Historie anzeigen
https://www.seiffert-lüftungst...		Historie Verbergen
https://www.seiffert-lüftungst...	Anchor	No Text
https://www.seiffert-lüftungst...	Text duplicate	Kontakt
https://www.seiffert-lüftungst...	Anchor	2022 – Eiswerk Berlin
https://cdn7.site-media.eu/ima...	New window External Subdomain	No Text
https://cdn7.site-media.eu/ima...	New window External Subdomain	No Text
https://cdn7.site-media.eu/ima...	New window External Subdomain	No Text
https://cdn7.site-media.eu/ima...	New window External Subdomain	No Text
https://cdn7.site-media.eu/ima...	New window External Subdomain	No Text
https://cdn7.site-media.eu/ima...	New window External Subdomain	No Text
https://www.seiffert-lüftungst...	Anchor	2021 – Maximilians Quartier
https://cdn7.site-media.eu/ima...	External Subdomain	No Text
https://www.seiffert-lüftungst...	Anchor	2020 – Neubau an der "Wiesenburg"
https://cdn7.site-media.eu/ima...	External Subdomain	No Text
https://www.seiffert-lüftungst...	Anchor	2022 – Wohnturm „Ella“
https://cdn7.site-media.eu/ima...	New window External Subdomain	No Text
https://cdn7.site-media.eu/ima...	New window External Subdomain	No Text
https://cdn7.site-media.eu/ima...	New window External Subdomain	No Text
https://cdn7.site-media.eu/ima...	New window External Subdomain	No Text
https://www.seiffert-lüftungst...	Anchor	2021 – Wohnanlage "St. Hedwig"
https://cdn7.site-media.eu/ima...	External Subdomain	No Text
https://www.seiffert-lüftungst...	Anchor	2011 - Touristische Erschließung d. Großen Sterns
https://cdn7.site-media.eu/ima...	New window External Subdomain	No Text
https://cdn7.site-media.eu/ima...	New window External Subdomain	No Text
https://cdn7.site-media.eu/ima...	New window External Subdomain	No Text
https://cdn7.site-media.eu/ima...	New window External Subdomain	No Text
https://cdn7.site-media.eu/ima...	New window External Subdomain	No Text
https://cdn7.site-media.eu/ima...	New window External Subdomain	No Text
https://cdn7.site-media.eu/ima...	New window External Subdomain	No Text
https://cdn7.site-media.eu/ima...	New window External Subdomain	Zur Stellenanzeige
https://cdn7.site-media.eu/ima...	New window External Subdomain Text duplicate	Zur Stellenanzeige
https://cdn7.site-media.eu/ima...	New window External Subdomain Text duplicate	Zur Stellenanzeige
https://cdn7.site-media.eu/ima...	New window External Subdomain Text duplicate	Zur Stellenanzeige
https://cdn7.site-media.eu/ima...	New window External Subdomain Text duplicate	Zur Stellenanzeige
https://cdn7.site-media.eu/ima...	New window External Subdomain Text duplicate	Zur Stellenanzeige
https://cdn7.site-media.eu/ima...	New window External Subdomain Text duplicate	Zur Stellenanzeige
https://cdn7.site-media.eu/ima...	New window External Subdomain Text duplicate	Zur Stellenanzeige
https://cdn7.site-media.eu/ima...	New window External Subdomain Text duplicate	Zur Stellenanzeige
https://cdn7.site-media.eu/ima...	New window External Subdomain Text duplicate	Zur Stellenanzeige
https://cdn7.site-media.eu/ima...	New window External Subdomain Text duplicate	Zur Stellenanzeige
https://cdn7.site-media.eu/ima...	New window External Subdomain Text duplicate	Zur Stellenanzeige
https://www.seiffert-lüftungst...	Anchor	No Text
https://www.seiffert-lüftungst...		Impressum
https://www.seiffert-lüftungst...		Datenschutz
https://www.seiffert-lüftungst...	New window	Datenschutzerklärung
https://www.seiffert-lüftungst...	Text duplicate	Impressum
https://www.seiffert-lüftungst...	Text duplicate	Datenschutz
https://www.seiffert-lüftungst...		No Text

Server configuration 100% achieved

HTTP redirects

(Critically important)

This page redirects to "https://www.xn--seiffert-lftungstechnik-lpc.de/"

WWW Redirect

HTTP header

(Important)

No X-Powered HTTP header is sent.

The web server transmits the web page (HTML) in compressed form.

HTTP headers

Performance

(Somewhat important)

The page response time is excellent with 0.03 seconds.

The file size of the HTML document is fine (158 kB).

Page Speed

HTTP Response Header

Name	Value
server	nginx
date	Tue, 29 Apr 2025 09:36:00 GMT
content-type	text/html; charset=UTF-8
etag	W/"1101f99ee62a168e37cf18b1d06f238a"
strict-transport-security	max-age=7776000
x-butlerboost	STALE
content-encoding	gzip
statuscode	200
http_version	HTTP/2

External factors 48% achieved

Backlinks

(Critically important)

This page has only a few links from other websites.

This page only has backlinks from 16 referring domains.

This page only has 32 backlinks.

This page only has few backlinks from 10 different ip addresses.

Backlinks

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-Agent: *
Disallow: /impressum

Sitemap: https://www.xn--seiffert-lftungstechnik-lpc.de/sitemap.xml


User-Agent: Googlebot
Allow: *.js
Allow: *.css

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www.xn--seiffert-lftungstechnik-lpc.de

Seiffert Lüftungstechnik - Lüftungs- & Fenstertechnik aus Berlin

Ihr Ansprechpartner in Sachen Lüftungsanlagen und Fenstertechnik. Qualität und Beratung aus Berlin.

Most important keywords

Following keywords were found. You can check the keyword optimization of this page for each keyword.

Keyword	Result	Recheck
Seiffert	80%	Check
Seiffert Lüftungstechnik	77%	Check
Lüftungstechnik	72%	Check
Seiffert Lüftungstechnik GmbH	68%	Check
Berlin	67%	Check
Fenstertechnik Seiffert	67%	Check
Schwerpunkt Lüftung	63%	Check
Lüftungstechnik GmbH	62%	Check
Mario Seiffert	59%	Check
Sabine Seiffert	58%	Check
Berlin GmbH	58%	Check
Joachim Seiffert	57%	Check
Fenstertechnik	56%	Check
GmbH	50%	Check
Ansprechpartner	50%	Check
Frau Sabine Seiffert	50%	Check
Kundendienst	47%	Check
Bau	47%	Check
Lüftungsanlagen	46%	Check
Qualität	46%	Check
Schwerpunkt	43%	Check
Zertifikat	43%	Check
neu	43%	Check
SHK	43%	Check
Leistungen	43%	Check

Show more keywords and terms

Automatically check xn--seiffert-lftungstechnik-lpc.de including all subpages at once!

Check 300+ SEO parameters on every page of your website
Easy troubleshooting with optimization suggestions
Automated check for keyword optimization

Try for free
Guaranteed free of charge during trial period.

Seiffert-lüftungstechnik.de - SEO Checker

Task list of SEO Improvements 3 Tasks

Meta specifications 95% achieved

(Critically important)

(Critically important)

(Critically important)

(Important)

(Somewhat important)

(Somewhat important)

(Somewhat important)

(Somewhat important)

(Somewhat important)

(Somewhat important)

(Nice to have)

(Nice to have)

Meta tags

Automatically check xn--seiffert-lftungstechnik-lpc.de including all subpages at once!

Page quality 68% achieved

(Critically important)

(Critically important)

(Somewhat important)

(Somewhat important)

(Somewhat important)

(Nice to have)

(Nice to have)

(Somewhat important)

Media list

Page structure 71% achieved

(Critically important)

(Important)

Heading structure

Link structure 88% achieved

(Important)

(Nice to have)

Found links on this page

Server configuration 100% achieved

(Critically important)

(Important)

(Somewhat important)

HTTP Response Header

External factors 48% achieved

(Critically important)

Links from Wikipedia

Robots.txt

Similar sites

Search preview

Most important keywords

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