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
82% 
Server
100% 
External factors
72% 
SEO Score
Response time
0.38 s
File size
174.70 kB
Words
707
Media files
6
Number of links
67 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. (439 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: Germany
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
_csrf68aa0533-d10d-491e-83dc-5236992a984f
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 707 words. That's ok.
32% 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
...c95e3a72c/abbildung-paragraph-2-data.jpgNeuer InhaltAbbildung Paragraph 2
...62d2c732a/abbildung-information-data.jpgAbbildung InformationAbbildung Information
...62d2c732a/abbildung-information-data.jpgAbbildung InformationAbbildung Information

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 Zu den Anforderungen an eine konkret bauablaufbezogene Darstellung bei Ansprüchen aus § 6 Abs. 6 VOB/B und § 642 BGB
H3 Einführung der befristeten Erhöhung der Wertgrenzen für Bauleistungen VOB/A
H3 Standardleistungsbuch für das Bauwesen des Gemeinsamen Ausschusses Elektronik im Bauwesen (GAEB) – STLB-Bau, Version 2024-10
Some internal link anchor texts are too long.
Some anchor texts are used more than once.
5 links don't have an anchor text.
The number of internal links is ok.
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 Update-Info
/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
/de/funktionenSubdomain Funktionen
/de/login/registrierungSubdomain IMG-ALT VOB_Ergänzung_Startbuehne2_1200x400_retina_neu
/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/rund-um-die-vob/aktuellesSubdomain Text duplicate Aktuelles
/de/zu-den-anforderungen-an-ei...Subdomain IMG-ALT Neuer Inhalt
/de/zu-den-anforderungen-an-ei...Subdomain Zu den Anforderungen an eine konkret bauablaufbezogene Darstellung bei Ansprüchen aus § 6 Abs. 6 VOB/B und § 642 BGB
/de/zu-den-anforderungen-an-ei...Subdomain [mehr]
/de/einfuehrung-der-befristete...Subdomain IMG-ALT Abbildung Information
/de/einfuehrung-der-befristete...Subdomain Einführung der befristeten Erhöhung der Wertgrenzen für Bauleistungen VOB/A
/de/einfuehrung-der-befristete...Subdomain Text duplicate [mehr]
/de/standardleistungsbuch-fuer...Subdomain Text duplicate IMG-ALT Abbildung Information
/de/standardleistungsbuch-fuer...Subdomain Standardleistungsbuch für das Bauwesen des Gemeinsamen Ausschusses Elektronik im Bauwesen (GAEB) – STLB-Bau, Version 2024-10
/de/standardleistungsbuch-fuer...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.
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time is excellent with 0.38 seconds.
The file size of the HTML document is fine (175 kB).

HTTP Response Header

NameValue
dateWed, 21 May 2025 12:52:39 GMT
content-typetext/html;charset=UTF-8
x-content-type-optionsnosniff
x-xss-protection1; mode=block
strict-transport-securitymax-age=31536000; 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/friendly-challenge@0.9.14/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://flourish-api.com https://public.flourish.studio 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://flourish-api.com 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-2-0
cache-controlpublic, max-age=120
edge-controlmax-age=120
last-modifiedWed, 21 May 2025 12:52:39 GMT
content-encodinggzip
varyAccept-Encoding
accept-rangesbytes
statuscode200
http_versionHTTP/2

External factors

This page has only a few links from other websites.
This page only has backlinks from 24 referring domains.
This page only has 32 backlinks.
This page only has few backlinks from 16 different ip addresses.

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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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
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