Vob-online.de - SEO Checker

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Overview of the SEO Check
Meta information
80% 
Page quality
79% 
Page structure
47% 
Link structure
83% 
Server
98% 
External factors
92% 
SEO Score
Response time
0.43 s
File size
174.40 kB
Words
702
Media files
7
Number of links
70 internal / 6 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
VOB online – von Ausschreibung bis Abrechnung
The length of the page title is perfect. (441 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://www.vob-online.de/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
contextIdvob
robotsindex,follow
_csrf_headerX-CSRF-TOKEN
_csrfd4d75467-b985-4436-8c1d-4b461ffba1ed
viewportwidth=device-width, initial-scale=1
langde
charsetUTF-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
This page contains 702 words. That's ok.
32.5% of the text are stop words.
The page contains a listing, which indicates a good text layout.
9 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 15.89 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 14 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
...bf8dc3fd73a78fb719efd564b2/logo-data.pngLogoLogo
...e90e6b16756ed96f/din-media-logo-data.pngDIN Media LogoDIN Media Logo
...tartbuehne2-1200x400-retina-neu-data.jpgVOB_Ergänzung_Startbuehne2_1200x400_retina_neuVOB Online
...dfc6aae15d1/rabannaktion-banner-data.jpgNeuer Inhalt (1)Neuer Inhalt (1)
...c95e3a72c/abbildung-paragraph-2-data.jpgNeuer InhaltAbbildung Paragraph 2
...c95e3a72c/abbildung-paragraph-2-data.jpgNeuer InhaltAbbildung Paragraph 2
...c95e3a72c/abbildung-paragraph-2-data.jpgNeuer InhaltAbbildung Paragraph 2

Page structure

H1 heading
(Critically important)
Navigation
Too many H1 headings
The H1 heading consists of only one word. There should be more information given.
The H1 heading is too short (10 characters). It should be at least 20 Characters long.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Navigation
H1 Ihre Vorteile auf einen Blick
H1 Zusätzliche Informationen
H2 Suche
H2 Hauptnavigation
H2 Servicenavigation
H2 Direkt zu Ihren Inhalten
H2 VOB Gesamtausgabe und VOB-relevante Normen in praktischen Paketen
H2 Aktuelles
H2 Bleiben Sie per E-Mail auf dem Laufenden!
H2 DIN Media Service
H3 Zur Unwirksamkeit einer Vertragserfüllungs- und Mängelbürgschaft (§ 17 VOB/B)
H3 Kein Architektenhonorar für Planungen von Alternativen nach gleichen Anforderungen
H3 Entwurfsplanung des Architekten muss genehmigungsfähig sein
Some anchor texts are used more than once.
5 links don't have an anchor text.
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 6 external links on this page.

Found links on this page

LinkAttributesAnchor text
/de/datenschutz/datenschutzhin...Subdomain Datenschutzhinweisen
/de/cookie-richtlinie/cookie-r...Subdomain Cookie-Richtlinie
https://www.vob-online.de/deSubdomain Anchor Skip to navigation (Press Enter).
https://www.vob-online.de/deSubdomain Anchor Skip to main content (Press Enter).
https://www.vob-online.de/deSubdomain IMG-ALT Logo
/de/erweiterte-sucheSubdomain Erweiterte Suche
/de/login/154642!loginSubdomain Login
/de/login/154642!loginSubdomain Subuser-Login
/de/login/passwort-anfordernSubdomain Passwort vergessen
A-TITLE Passwort vergessen
https://www.dinmedia.de/New window External Subdomain IMG-ALT DIN Media Logo
https://www.vob-online.de/deSubdomain No Text
/de/vob-gesamtausgabenSubdomain VOB Gesamtausgaben
/de/vob-gesamtausgaben/vob-erg...Subdomain VOB Ergänzungsband 2023
/de/vob-gesamtausgaben/vob-2019Subdomain VOB 2019
/de/vob-gesamtausgaben/vob-2016Subdomain VOB 2016
/de/vob-gesamtausgaben/vob-aen...Subdomain VOB/C Änderungsdokumente
/de/vob-gesamtausgaben/einfueh...Subdomain Einführungserlasse
/de/rund-um-die-vobSubdomain Rund um die VOB
/de/rund-um-die-vob/aktuellesSubdomain Aktuelles
/de/rund-um-die-vob/rechtsprec...Subdomain Rechtsprechung
/de/rund-um-die-vob/enthaltene...Subdomain Enthaltene Fachbücher
/de/rund-um-die-vob/beratungss...Subdomain VOB-Stellen
/de/rund-um-die-vob/vob-wissenSubdomain VOB-Wissen
/de/rund-um-die-vob/weiterfueh...Subdomain Weiterführende Literatur und Veranstaltungen
/de/normen-rechtsvorschriftenSubdomain Normen & Rechtsvorschriften
/de/normen-rechtsvorschriften/...Subdomain Neues im Update
/de/normen-rechtsvorschriften/...Subdomain DIN-Normen
/de/normen-rechtsvorschriften/...Subdomain Rechtsvorschriften
/de/normen-rechtsvorschriften/...Subdomain Historische Dokumente
/de/normen-rechtsvorschriften/...Subdomain Recherche baurelevante DIN-Normen
https://www.vob-online.de/de/vhbSubdomain VHB
/de/vhb/vergabehandbuch-des-bu...Subdomain 100-Vorbereitung der Vergabe
/de/vhb/vergabehandbuch-des-bu...Subdomain 200-Vergabeunterlagen
/de/vhb/vergabehandbuch-des-bu...Subdomain 300-Durchführen der Vergabe
/de/vhb/vergabehandbuch-des-bu...Subdomain 400-Bauausführung
/de/vhb/vergabehandbuch-des-bu...Subdomain 500-Nachtragsmanagement
/de/vhb/vergabehandbuch-des-bu...Subdomain 600-Sonstiges
/de/stlb-bauSubdomain STLB-Bau
/de/stlb-bau/stlb-bau-stlb-bauzSubdomain STLB-Bau/STLB-BauZ
/de/stlb-bau/bestellungSubdomain STLB-Bau/STLB-BauZ bestellen
/de/stlb-bau/freigabecode-abfo...Subdomain Freigabecode abfordern
/de/stlb-bau/din-normen-im-stl...Subdomain DIN-Normen in STLB-Bau
/de/stlb-bau/kontaktSubdomain Kontakt
/de/stlb-bau/hilfeSubdomain Hilfe
/de/login/einstieg-registrierungSubdomain Preise & Anmeldung
https://www.vob-online.de/de/faqSubdomain FAQ
/de/vorteileSubdomain IMG-ALT VOB_Ergänzung_Startbuehne2_1200x400_retina_neu
/de/login/einstieg-registrierungSubdomain IMG-ALT Neuer Inhalt (1)
/de/vob-gesamtausgaben/vob-201...Subdomain No Text
/de/vob-gesamtausgaben/vob-201...Subdomain No Text
/de/vob-gesamtausgaben/vob-201...Subdomain No Text
/de/normen-rechtsvorschriftenSubdomain No Text
https://www.vob-online.de/de/vhbSubdomain No Text
/de/funktionenSubdomain con:text Funktionen
/de/vorteileSubdomain Hier mehr erfahren
/de/rund-um-die-vob/aktuellesSubdomain Text duplicate Aktuelles
/de/zur-unwirksamkeit-einer-ve...Subdomain IMG-ALT Neuer Inhalt
/de/zur-unwirksamkeit-einer-ve...Subdomain Zur Unwirksamkeit einer Vertragserfüllungs- und Mängelbürgschaft (§ 17 VOB/B)
/de/zur-unwirksamkeit-einer-ve...Subdomain [mehr]
/de/kein-architektenhonorar-fu...Subdomain Text duplicate IMG-ALT Neuer Inhalt
/de/kein-architektenhonorar-fu...Subdomain Kein Architektenhonorar für Planungen von Alternativen nach gleichen Anforderungen
/de/kein-architektenhonorar-fu...Subdomain Text duplicate [mehr]
/de/entwurfsplanung-des-archit...Subdomain Text duplicate IMG-ALT Neuer Inhalt
/de/entwurfsplanung-des-archit...Subdomain Entwurfsplanung des Architekten muss genehmigungsfähig sein
/de/entwurfsplanung-des-archit...Subdomain Text duplicate [mehr]
https://www.dinmedia.de/de/e-m...External Subdomain Melden Sie sich jetzt an!
https://www.vob-online.de/deAnchor zum Seitenanfang
A-TITLE zum Seitenanfang
https://www.vob-online.de/deSubdomain Startseite
/de/impressumSubdomain Impressum
https://www.vob-online.de/de/agbSubdomain AGB der DIN Media GmbH
/de/datenschutzSubdomain Datenschutzhinweis
/de/cookie-richtlinie/cookie-r...Subdomain Text duplicate Cookie-Richtlinie
http://www.dinmedia.de/New window External Subdomain Dinmedia.de
http://www.din.de/New window External Subdomain DIN.de
https://www.dinmedia.de/de/e-m...New window External Subdomain News per E-Mail
https://www.facebook.com/dinme...New window External Subdomain News per Facebook

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.vob-online.de/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 0.43 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 (174 kB).

HTTP Response Header

NameValue
dateThu, 05 Sep 2024 05:28:04 GMT
content-typetext/html;charset=UTF-8
x-content-type-optionsnosniff
x-xss-protection1; mode=block
strict-transport-securitymax-age=15724800; includeSubDomains
content-security-policydefault-src 'self';script-src 'self' 'unsafe-eval' 'unsafe-inline' *.beuth.de *.dinmedia.de https://blickinsbuch.de/gateway/ https://*.blickinsbuch.de/gateway/ *.podigee-cdn.net *.etracker.com *.etracker.de *.ytimg.com *.hotjar.com *.soundcloud.com *.google-analytics.com *.googleadservices.com *.googleoptimize.com *.googletagmanager.com *.youtube.com/iframe_api https://googleads.g.doubleclick.net https://cdnjs.cloudflare.com/ajax/libs/mathjax/ https://code.jquery.com https://public.flourish.studio/resources/embed.js *.freshworks.com *.bing.com siteimproveanalytics.com https://cdn.jsdelivr.net/npm/[email protected]/widget.module.min.js; style-src 'self' 'unsafe-inline' *.podigee-cdn.net https://fonts.googleapis.com *.freshworks.com; object-src 'none'; base-uri 'self'; connect-src 'self' *.freshdesk.com https://beuth.prudsys-rde.de https://*.hotjar.com https://stats.g.doubleclick.net https://*.hotjar.io *.etracker.de wss://*.hotjar.com *.freshworks.com *.openstreetmap.org *.friendlycaptcha.com; font-src 'self' *.podigee-cdn.net https://fonts.gstatic.com https://*.hotjar.com; frame-src 'self' blob: data: https://*.blickinsbuch.de *.soundcloud.com *.podigee-cdn.net https://googleads.g.doubleclick.net https://*.hotjar.com *.google.com *.google.de *.youtube-nocookie.com *.youtube.com https://flo.uri.sh https://www.openstreetmap.org https://cdn.knightlab.com/; img-src * data:; frame-ancestors 'self' *.beuth.de *.dinmedia.de *.din.de *.etracker.com; worker-src 'self' blob:;
permissions-policycamera=(self), display-capture=*, fullscreen=*, geolocation=(self), microphone=(), web-share=*
referrer-policystrict-origin-when-cross-origin
x-frame-optionsDENY
set-cookie136 Characters
content-languagede
x-caecae-live-0-0
cache-controlpublic, max-age=120
edge-controlmax-age=120
last-modifiedThu, 05 Sep 2024 05:28:04 GMT
content-encodinggzip
varyAccept-Encoding
accept-rangesbytes
statuscode200
http_versionHTTP/2

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
This page is very well linked from other websites.
This page has backlinks from 30 referring domains.
This page has 38 backlinks.
This page has backlinks from 17 different ip addresses.
Facebook popularity
(Somewhat important)
The page has 0 shares and comments on Facebook.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-agent: *
Disallow: /beuth/owa/
Disallow: /*!suggest 
Disallow: /php/

User-agent: SiteimproveBot-Crawler
Allow: /

User-agent: Slurp

User-agent: 008

User-agent: AhrefsBot

User-agent: AlphaBot

User-agent: Baiduspider

User-agent: Baiduspider-render

User-agent: Buck

User-agent: changedetection

User-agent: Cliqzbot

User-agent: Exabot

User-agent: Flamingo_SearchEngine

User-agent: Grobbot

User-agent: JobboerseBot

User-agent: jobs.de-Robot

User-agent: linkdexbot

User-agent: Mail.RU_Bot

User-agent: MauiBot

User-agent: Mediatoolkitbot

User-agent: Mega-Index

User-agent: MegaIndex.ru

User-agent: MJ12bot

User-agent: MojeekBot

User-agent: Nutch

User-agent: Pinterestbot

User-agent: Pixray-Seeker

User-agent: rogerbot

User-agent: SafeDNSBot

User-agent: seokicks

User-agent: SEOkicks-Robot

User-agent: SeznamBot

User-agent: SMTBot

User-agent: sogou spider

User-agent: spbot

User-agent: trendictionbot

User-agent: TweetmemeBot

User-agent: vebidoobot

User-agent: wonderbot

User-agent: Wotbox

User-agent: yacybot

User-agent: YaK

User-agent: YandexAntivirus

User-agent: YandexImages

User-agent: YandexMobileBot

User-agent: Yeti

Disallow: /

Sitemap: https://www.vob-online.de/service-sitemap-vob-de-sitemap_index.xml

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Search preview

Most important keywords

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

KeywordResultRecheck
VOB66%Check
VOB online62%Check
navigation54%Check
VOB Gesamtausgabe53%Check
VOB 201951%Check
um VOB51%Check
media49%Check
Media Service47%Check
bleiben43%Check
Media GmbH41%Check
Show more keywords and terms

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