Dhi-online.de - SEO Checker

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Overview of the SEO Check
Meta information
80% 
Page quality
81% 
Page structure
79% 
Link structure
96% 
Server
98% 
External factors
100% 
SEO Score
Response time
0.44 s
File size
33.90 kB
Words
542
Media files
22
Number of links
33 internal / 12 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
DHI Online - dhi-online.de
The length of the page title is perfect. (234 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
The meta description is missing.
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://dhi-online.de/
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
viewportwidth=device-width, initial-scale=1
application-nameDeutsches Hörgeräte Institut GmbH
robotsindex,follow,archive
copyright© Deutsches Hörgeräte Institut GmbH
identifier-urlhttps://dhi-online.de/
urlhttps://dhi-online.de/
icbm53.83786, 10.696454
msapplication-tilecolor#ffffff
theme-color#ffffff
msapplication-square70x70log/typo3conf/ext/pxdhi/Resources/Public/Favicons/mstile-70x70.png
msapplication-tileimage/typo3conf/ext/pxdhi/Resources/Public/Favicons/mstile-144x144.png
msapplication-square150x150logo/typo3conf/ext/pxdhi/Resources/Public/Favicons/mstile-150x150.png
msapplication-wide310x150logo/typo3conf/ext/pxdhi/Resources/Public/Favicons/mstile-310x150.png
msapplication-square310x310logo/typo3conf/ext/pxdhi/Resources/Public/Favicons/mstile-310x310.png
langde
twitter:cardsummary
og:site_nameDeutsches Hörgeräte Institut GmbH
og:typearticle
og:localede_DE
og:authorDeutsches Hörgeräte Institut GmbH
og:latitude53.83786
og:longitude10.696454
og:localityLübeck
og:regionDE-SH
x-ua-compatibleIE=edge
charsetutf-8

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Page quality

Content
(Critically important)
This page contains 542 words. That's ok.
33.9% 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.
11 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 21.5 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width, initial-scale=1" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 11 tags for this page.
Image SEO
(Somewhat important)
20 images have no alt attribute. The content of alt attributes is used by search engines.
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
/fileadmin/DHI/Icons/phone.svgNo alt attribute provided
/fileadmin/DHI/Icons/mail.svgNo alt attribute provided
/fileadmin/DHI/Icons/download.svgNo alt attribute provided
/fileadmin/DHI/Icons/phone.svgNo alt attribute provided
/fileadmin/DHI/Icons/mail.svgNo alt attribute provided
/fileadmin/DHI/Icons/download.svgNo alt attribute provided
...essed_/3/8/csm_HGLaerm_11_1556486497.jpgNo alt attribute provided
...d_/f/1/csm_dakks-ilac-zlg_7fd8da8f86.pngNo alt attribute provided
...sed_/a/5/csm_HGTest_RAR_9_ef0fc66923.jpgNo alt attribute provided
...ocessed_/7/7/csm_KEMAR_14_51f6bd7ffc.jpgNo alt attribute provided
..._/6/3/csm_Mastoid_SKS10_4_cd95b9544f.jpgNo alt attribute provided
...ssed_/2/d/csm_HGLa__rm_14_3a1f0f45d1.jpgLaser zeigt auf Zielscheibe mit künstlichem Ohr
.../4/b/csm_Mastoid_SKS10_20_b3ff501197.jpgNo alt attribute provided
...ed_/8/4/csm_Verwaltung_26_8d54365725.jpgNo alt attribute provided
.../1/csm_Windkanal_20106178_89cd6a819b.jpgNo alt attribute provided
...csm_Probandenexperiment_4_dc450651f3.jpgNo alt attribute provided
...essed_/1/f/csm_3D-Druck_8_bbbbe4d59f.jpgNo alt attribute provided
...sm_messaufbau-proband-ohr_1da74a71b9.jpgNo alt attribute provided
...sm_Probandenexperiment_49_aaf47d824d.jpgNo alt attribute provided
.../f/b/csm_Besprechungen_17_64853b27eb.jpgNo alt attribute provided
...Normung_Veranschaulichung_f1ea451667.pngNo alt attribute provided
.../a/csm_Aussenansichten_14_6cb8d64f94.jpgDHI Gebäude

Page structure

H1 heading
(Critically important)
Deutsches Hörgeräte Institut GmbH
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 Deutsches Hörgeräte Institut GmbH
H2 Prüfungen
H2 Gutachten
H2 Forschung
H2 Lehre
H2 Normung
H3 Kontaktieren Sie uns jetzt
H3 DHI - Kontaktformular
H6 Ort
H6 Kontakt
H6 Quick Links
Baselink: https://dhi-online.de/
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 12 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://dhi-online.de/Deutsches Hörgeräte Institut GmbH
A-TITLE Deutsches Hörgeräte Institut GmbH
https://dhi-online.de/downloads/A-TITLE Downloads
https://dhi-online.de/Institut
A-TITLE Institut
https://dhi-online.de/Vorstellung
A-TITLE Vorstellung
/ueber-das-institut/mitarbeiter/Mitarbeiter
A-TITLE Mitarbeiter
/ueber-das-institut/ausstattung/Ausstattung
A-TITLE Ausstattung
/ueber-das-institut/geschichte/Geschichte
A-TITLE Geschichte
https://dhi-online.de/pruefungen/Prüfungen
A-TITLE Prüfungen
https://dhi-online.de/pruefungen/Übersicht
A-TITLE Übersicht
/pruefungen/aufnahme-hilfsmitt...Aufnahme Hilfsmittelverzeichnis
A-TITLE Aufnahme Hilfsmittelverzeichnis
/pruefungen/iec-60118-0/IEC 60118-0
A-TITLE IEC 60118-0
/pruefungen/pruefgrundsatz-dgu...Prüfgrundsatz DGUV 312-002
A-TITLE Prüfgrundsatz DGUV 312-002
https://dhi-online.de/forschung/Forschung
A-TITLE Forschung
https://dhi-online.de/forschung/Text duplicate Übersicht
A-TITLE Übersicht
/forschung/publikationen/Publikationen
A-TITLE Publikationen
/forschung/studentische-arbeiten/Studentische Arbeiten
A-TITLE Studentische Arbeiten
/forschung/gefoerderte-projekte/Geförderte Projekte
A-TITLE Geförderte Projekte
/kontaktdaten/Kontakt
A-TITLE Kontakt
/kontaktdaten/Kontaktdaten
A-TITLE Kontaktdaten
/kontaktdaten/umgebungsplan/Umgebungsplan
A-TITLE Umgebungsplan
https://dhi-online.de/de
A-TITLE Deutsch
https://dhi-online.de/en/en
A-TITLE English
https://dhi-online.de/downloads/Text duplicate A-TITLE Downloads
https://www.hoerhanse.de/New window External Subdomain HörHanse
https://www.dakks.de/de/akkred...New window External Subdomain Deutschen Akkreditierungsstelle (DAkkS)
https://www.zlg.de/medizinprod...New window External Subdomain Zentralstelle der Länder für Gesundheitsschutz bei Arzneimitteln und Medizinprodukten (ZLG)
https://dhi-online.de/pruefungen/Mehr erfahren
/kontaktdaten/Stellen Sie Ihre Anfrage
https://dhi-online.de/forschung/Text duplicate Mehr erfahren
https://www.th-luebeck.de/hoer...New window External Subdomain "Hörakustik"
https://intranet.fh-luebeck.de...New window External Subdomain "Technologie und Messtechnik von Hörsystemen (TMH) - RB 1410"
https://www.uni-luebeck.de/stu...New window External Subdomain "Hörakustik und audiologische Technik"
https://www.uni-luebeck.de/ind...New window External Subdomain "Hearing Aid Technology (HAT) - AT4102 T"
https://www.uni-luebeck.de/ind...New window External Subdomain "Akustische Messtechnik und Simulation (AMSi) - AT4170-KP04"
/kontaktdaten/Anfrage / Bewerbung
https://www.dke.de/de/ueber-un...New window External Subdomain DKE GUK 821.6 Hörgeräte und audiometrische Messtechnik
https://www.iec.ch/dyn/www/f?p...New window External Subdomain IEC TC29 Electroacoustics
https://www.iso.org/committee/...New window External Subdomain ISO TC43 Acoustics
/kontaktdaten/Stellen Sie Ihre Fragen
/datenschutz/New window Datenschutzerklärung
https://dhi-online.de/Text duplicate Deutsches Hörgeräte Institut GmbH
A-TITLE Deutsches Hörgeräte Institut GmbH
/datenschutz/Datenschutz
https://dhi-online.de/impressum/Impressum
https://dhi-online.de/downloads/Text duplicate Downloads
https://www.homepage-helden.de/New window External Subdomain Webdesign: Homepage Helden
A-TITLE Professionelle Website Erstellung von der Web-Agentur: Homepage Helden Hamburg

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://dhi-online.de/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time of 0.44 seconds is longer than the recommended limit of 0.4 seconds. A high response time unnecessarily slows down search engine crawling and results in bad user experience as well.
The file size of the HTML document is fine (34 kB).

HTTP Response Header

NameValue
content-languagede
expiresMon, 19 Aug 2024 22:00:00 GMT
cache-controlmax-age=42045
pragmapublic
content-encodinggzip
varyAccept-Encoding
x-ua-compatibleIE=edge
x-content-type-optionsnosniff
content-typetext/html; charset=utf-8
dateMon, 19 Aug 2024 10:19:15 GMT
serverApache
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 62 referring domains.
This page has 151 backlinks.
This page has backlinks from 48 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-agent: *
Disallow: /typo3/
Disallow: /typo3_src/
Disallow: /typo3conf/
Allow: /typo3conf/ext/*/Resources/Public/

Disallow: /*?
Disallow: /*chash
Allow: /typo3temp/*

Allow: /*type=841132
Allow: /*sitemap=*

Sitemap: https://dhi-online.de/sitemap.xml

Similar sites

Search preview

Most important keywords

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

KeywordResultRecheck
DHI65%Check
DHI Online58%Check
Institut55%Check
Hörgeräte55%Check
Deutsches55%Check
GmbH55%Check
Institut GmbH55%Check
Hörgeräte Institut55%Check
Deutsches Hörgeräte Institut GmbH55%Check
dhi-online54%Check
Show more keywords and terms

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