Coalsi.com - SEO Checker

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Overview of the SEO Check
Meta information
100% 
Page quality
67% 
Page structure
79% 
Link structure
85% 
Server
100% 
External factors
63% 
SEO Score
Response time
0.06 s
File size
31.20 kB
Words
507
Media files
16
Number of links
49 internal / 2 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
COALSI - Lösungen für Abluft- und Fremdwasserprobleme
The length of the page title is perfect. (524 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Fritzmeier Umwelttechnik verfügt über herausragende Kompetenzen in der Kunststofffertigung und in der Fermentation von Bakterien.
The length of the meta description is perfect. (824 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.coalsi.com/
There is a valid canonical link specified.
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
Alternate/Hreflang Links
(Somewhat important)
The specified alternate links have no errors.
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.
Domain
(Somewhat important)
The domain is no subdomain.
The domain length is good.
The domain does not contain non-latin characters.
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.
Charset encoding
(Somewhat important)
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
The favicon is linked correctly.

Meta tags

NameValue
generatorTYPO3 CMS
descriptionFritzmeier Umwelttechnik verfügt über herausragende Kompetenzen in der Kunststofffertigung und in der Fermentation von Bakterien.
viewportwidth=device-width,initial-scale=1
langde
twitter:cardsummary
charsetutf-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
Words from the H1 heading are not used in the page content.
This page contains 507 words. That's ok.
39.3% of the text are stop words.
The page contains a listing, which indicates a good text layout.
10 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 12.72 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
A viewport "width=device-width,initial-scale=1" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 10 tags for this page.
Image SEO
(Somewhat important)
Alt text (alternative text) is correctly used on all found images.
Social Networks
(Nice to have)
There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Media list

URLAlt attributeTitle
...3c69c0362b6/Images/Logos/coalsi-logo.pngCOALSI
...6/csm_strassenkanalfilter_f62ccc6673.pngStraßenkanalfilter
.../csm_strassenablauffilter_2c285ad84f.pngStraßenablauffilter
...ocessed_/7/9/csm_aquastop_3e7164c8b2.pngAquastop
.../csm_mehrfachkammerfilter_b8538e94b6.pngMehrfachkammerfilter
...COALSI_Volumenmax_2023_01_0864845b79.pngVolumenmax
...rocessed_/0/c/csm_polylok_99847185f4.pngPolylok
..._/b/c/csm_geruchsprobleme_2be4dab1cc.pngGeruchsprobleme
...ssed_/a/d/csm_fremdwasser_7e280015a9.pngFremdwasser
...ocessed_/4/e/csm_korosion_d553fe1bfa.pngKorrosion
...cessed_/f/3/csm_industrie_dee491c6b3.pngIndustrielle Abluftprobleme
...SI_key_visual_2259x1389px_ca312af653.jpgNews
..._Menuvorschau-Unternehmen_98401dcc61.jpgAnsprechpartner
...SI_key_visual_2259x1389px_1a3db5d33a.jpgNo alt attribute provided
...3c69c0362b6/Images/Logos/coalsi-logo.pngCOALSI

Page structure

H1 heading
(Critically important)
Ganzheitliche Systemlösungenfür Geruch, Abluft und Fremdwasser
The H1 heading is perfect.
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.

Heading structure

Heading levelContent
H1 Ganzheitliche Systemlösungenfür Geruch, Abluft und Fremdwasser
H3 COALSI für eine nachhaltige Partnerschaft
H3 COALSI im Einsatz: Kompakt, leistungsstark und umweltfreundlichFremdwasser, Geruch und industrielle Abluft
H3 Kundenstimmen
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.
There are 2 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.coalsi.com/IMG-ALT COALSI
A-TITLE COALSI
https://www.coalsi.com/produkteProdukte
A-TITLE Produkte
/produkte/strassenkanalfilterStraßenkanalfilter
IMG-ALT Straßenkanalfilter
A-TITLE Straßenkanalfilter
/produkte/strassenablauffilterStraßenablauffilter
IMG-ALT Straßenablauffilter
A-TITLE Straßenablauffilter
/produkte/aquastopAquastop
IMG-ALT Aquastop
A-TITLE Aquastop
/produkte/mehrfachkammerfilterMehrfachkammerfilter
IMG-ALT Mehrfachkammerfilter
A-TITLE Mehrfachkammerfilter
/produkte/volumenmaxVolumenmax
IMG-ALT Volumenmax
A-TITLE Volumenmax
/produkte/polylokPolylok
IMG-ALT Polylok
A-TITLE Polylok
/anwendungsbereicheAnwendungsbereiche
A-TITLE Anwendungsbereiche
/anwendungsbereiche/geruchspro...Geruchsprobleme
IMG-ALT Geruchsprobleme
A-TITLE Geruchsprobleme
/anwendungsbereiche/fremdwasserFremdwasser
IMG-ALT Fremdwasser
A-TITLE Fremdwasser
/anwendungsbereiche/korrosionKorrosion
IMG-ALT Korrosion
A-TITLE Korrosion
/anwendungsbereiche/industriel...Industrielle Abluftprobleme
IMG-ALT Industrielle Abluftprobleme
A-TITLE Industrielle Abluftprobleme
https://www.coalsi.com/ueber-unsUnternehmen
A-TITLE Unternehmen
https://www.coalsi.com/newsNews
IMG-ALT News
A-TITLE News
/ansprechpartnerAnsprechpartner
IMG-ALT Ansprechpartner
A-TITLE Ansprechpartner
/filtertechnologieFiltertechnologie
A-TITLE Filtertechnologie
https://www.linkedin.com/compa...New window External Subdomain A-TITLE linked in
https://www.coalsi.com/A-TITLE DE
https://www.coalsi.com/en/A-TITLE EN
https://www.coalsi.com/fr/Text duplicate A-TITLE DE
https://www.coalsi.com/produkteText duplicate Produkte
A-TITLE Produkte
/produkte/strassenkanalfilterText duplicate Straßenkanalfilter
A-TITLE Straßenkanalfilter
/produkte/strassenablauffilterText duplicate Straßenablauffilter
A-TITLE Straßenablauffilter
/produkte/aquastopText duplicate Aquastop
A-TITLE Aquastop
/produkte/mehrfachkammerfilterText duplicate Mehrfachkammerfilter
A-TITLE Mehrfachkammerfilter
/produkte/volumenmaxText duplicate Volumenmax
A-TITLE Volumenmax
/produkte/polylokText duplicate Polylok
A-TITLE Polylok
/anwendungsbereicheText duplicate Anwendungsbereiche
A-TITLE Anwendungsbereiche
/anwendungsbereiche/geruchspro...Text duplicate Geruchsprobleme
A-TITLE Geruchsprobleme
/anwendungsbereiche/fremdwasserText duplicate Fremdwasser
A-TITLE Fremdwasser
/anwendungsbereiche/korrosionText duplicate Korrosion
A-TITLE Korrosion
/anwendungsbereiche/industriel...Text duplicate Industrielle Abluftprobleme
A-TITLE Industrielle Abluftprobleme
https://www.coalsi.com/ueber-unsText duplicate Unternehmen
A-TITLE Unternehmen
https://www.coalsi.com/newsText duplicate News
A-TITLE News
/ansprechpartnerText duplicate Ansprechpartner
A-TITLE Ansprechpartner
/filtertechnologieText duplicate Filtertechnologie
A-TITLE Filtertechnologie
https://www.coalsi.com/Anchor COALSI System
https://www.coalsi.com/Anchor Unser Angebot
https://www.coalsi.com/Anchor Kundenstimmen
/ansprechpartnermelden Sie sich unverbindlich
https://www.coalsi.com/produkteNew window Subdomain Hier geht es zu unseren Produkten
https://www.coalsi.com/Text duplicate IMG-ALT COALSI
A-TITLE COALSI
https://www.coalsi.com/downloadsDownloads
A-TITLE Downloads
https://www.coalsi.com/impressumImpressum
A-TITLE Impressum
/datenschutzDatenschutz
A-TITLE Datenschutz
https://www.coalsi.com/complianceCompliance
A-TITLE Compliance
https://www.coalsi.com/agbAGB
A-TITLE AGB
/ansprechpartnerText duplicate Ansprechpartner
A-TITLE Ansprechpartner
https://www.coalsi.com/kontaktKontakt
A-TITLE Kontakt
https://www.linkedin.com/compa...New window External Subdomain COALSI bei
A-TITLE linked in

Server configuration

HTTP redirects
(Critically important)
The checked page does not redirect to another URL.
HTTP header
(Important)
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
A Content Delivery Network like Google Hosted Libraries can save bandwidth for the JQuery files.
The page response time is excellent with 0.06 seconds.
The file size of the HTML document is fine (31 kB).

HTTP Response Header

NameValue
servernginx
dateSat, 07 Sep 2024 04:29:07 GMT
content-typetext/html; charset=utf-8
varyAccept-Encoding
content-languagede-DE
strict-transport-securitymax-age=31536000
x-frame-optionsSAMEORIGIN
x-xss-protection1; mode=block
x-content-type-optionsnosniff
referrer-policystrict-origin
content-encodinggzip
statuscode200
http_versionHTTP/2

External factors

This page has only a few links from other websites.
This page only has backlinks from 21 referring domains.
This page only has 91 backlinks.
This page only has few backlinks from 18 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-agent: *
Disallow: /typo3/
Disallow: /typo3_src/
Allow: /typo3/sysext/frontend/Resources/Public/*
Sitemap: https://www.coalsi.com/sitemap.xml

Similar sites

Search preview

www.coalsi.com
COALSI - Lösungen für Abluft- und Fremdwasserprobleme
Fritzmeier Umwelttechnik verfügt über herausragende Kompetenzen in der Kunststofffertigung und in der Fermentation von Bakterien.

Most important keywords

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

KeywordResultRecheck
COALSI70%Check
Abluft68%Check
Fremdwasser68%Check
Lösungen62%Check
System50%Check
Ganzheitliche50%Check
Systemlösungen50%Check
Geruch44%Check
Aquastop43%Check
Volumenmax43%Check
Show more keywords and terms

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