Heinlein-support.de - SEO Checker

Overview of the SEO Check
Meta information
80% 
Page quality
65% 
Page structure
79% 
Link structure
91% 
Server
95% 
External factors
100% 
SEO Score
Response time
8.68 s
File size
26.90 kB
Words
623
Media files
3
Number of links
76 internal / 1 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Linux: Support, Consulting, Kurs, Training, Schulung & Hosting | Heinlein Support GmbH
The page title should be shorter than 580 pixels. It is 793 pixels long. Optimize title
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.heinlein-support.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)
There are no alternate links specified on this page.
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 XHTML 1.0 Transitional 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
titleLinux: Support, Consulting, Kurs, Training, Schulung & Hosting | Heinlein Support GmbH
robotsnoodp, noydir
keywordsLinux, Consulting, Support, Kurs, Training, Schulung, Hosting, Mailserver
referrerno-referrer
GeneratorDrupal 8 (https://www.drupal.org)
MobileOptimizedwidth
HandheldFriendlytrue
viewportwidth=device-width, initial-scale=1.0
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
Words from the H1 heading are not used in the page content.
This page contains 623 words. That's ok.
29.4% 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 14.79 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=1.0" is provided.
This page only loads 1 JavaScript files. That's good!
Bold and strong tags
(Somewhat important)
Some tags are too long. With 79 characters this one is longer than 70 characters:
"consulting: unterstützung bei komplexen linux-projekten oder rettung im notfall"
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
...m/heinlein_2012/bilder/heinlein_logo.pngLinux und Open Souce Schulungen, Consulting, Hosting und AppliancesHeinlein Support GmbH
.../Linux-Online-Training-195x275px-02b.jpgLinux Online Trainings
...anner/banner-competence-call-2019-04.jpgLinux Notfall-Support

Page structure

H1 heading
(Critically important)
Unsere Linux-Expertise & Erfahrung bringt Sie an Ihr Ziel
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 Unsere Linux-Expertise & Erfahrung bringt Sie an Ihr Ziel
H2 Meta-Menü
H2 Hauptnavigation
H2 Menübaum (Sitemap)
H5 Produkte & Leistungen
H5 Nächste Kurse
H5 Blog: Heinlein Support
H5 News
H6 Schulung "Systemmonitoring mit Checkmk - Teil 1: Grundlagen ab 06.09.21
H6 Heute schon anmelden: PostgreSQL für Profis ab 06.09.21
H6 Im Herbst: Hacking & Penetration Testing ab dem 06.09.21
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 1 external links on this page.
LinkAttributesAnchor text
https://www.heinlein-support.de/Anchor Direkt zum Inhalt
https://www.heinlein-support.de/IMG-ALT Linux und Open Souce Schulungen, Consulting, Hosting und Appliances
A-TITLE Heinlein Support GmbH
/kontaktKontakt
/rss.xmlRSS
/blogBlog
/jobsJobs
/datenschutzDatenschutz
/impressumImpressum
/unternehmenHeinlein
A-TITLE Unsere Philosophie
/akademieAkademie
A-TITLE Wir bringen Sie ins Spitzenfeld
/consultingConsulting
A-TITLE Consulting-Bereich
/hostingHosting
A-TITLE Älter als das World Wide Web
/consultingLinux-Projekte
A-TITLE Heinlein Consulting
/competencecallCompetenceCall
A-TITLE CompetenceCall
/akademieHeinlein Akademie
A-TITLE Heinlein Akademie
/inhouse-trainingInhouse-Trainings
A-TITLE Inhouse Trainings
/hostingHeinlein Hosting
A-TITLE Heinlein Hosting
https://mailbox.org/de/External mailbox.org
A-TITLE mailbox.org - Ihr E-Mail-Spezialist
/akademie-schulungen-linuxLinux-Schulungen
/competencecallText duplicate CompetenceCall
/server-managementServer-Management
/consulting/mailserverMailserver-Projekte
/hosting/spamschutzHosted Anti-Spam
/consulting/mailserver/inhouse...Inhouse Anti-Spam
/schulung/anti-spam-cluster-mi...Anti-Spam-Cluster mit AmaViS
/schulung/hacking-und-penetrat...Hacking & Penetration Testing
/schulung/postgresql-fuer-profisPostgreSQL für Profis
/schulung/systemmonitoring-mit...Systemmonitoring mit Check_MK - Teil 1: Grundlagen
/schulung/ipv6IPv6 -- Einführung im Unternehmen
/schulung/einfuehrung-in-conta...Einführung in Container, Kubernetes und Microservices - Grundlagen
/blog/news/fortbildung-im-home...IMG-ALT Linux Online Trainings
/competencecallIMG-ALT Linux Notfall-Support
/blog/news/postgresql-datenban...PostgreSQL-Datenbanken sicher administrieren – Akademie-Dozent Hans-Jürgen Schönig im Interview
/blog/news/online-schulungen-i...Online-Schulungen: Im November 2020 geht es virtuell weiter
/blog/news/linux-consultant-m-...Linux Consultant (m/w/d) und (Senior-) PHP-Entwickler (m/w/d): Neue Teammitglieder gesucht
/aggregator/sources/1Zusätzlich
A-TITLE Neueste Einträge dieses Feeds anzeigen.
/news/schulung-systemmonitorin...Schulung "Systemmonitoring mit Checkmk - Teil 1: Grundlagen ab 06.09.21
/news/schulung-systemmonitorin...Mehr über Schulung "Systemmonitoring mit Checkmk - Teil 1: Grundlagen ab 06.09.21
A-TITLE Schulung "Systemmonitoring mit Checkmk - Teil 1: Grundlagen ab 06.09.21
/news/heute-schon-anmelden-pos...Heute schon anmelden: PostgreSQL für Profis ab 06.09.21
/news/heute-schon-anmelden-pos...Mehr über Heute schon anmelden: PostgreSQL für Profis ab 06.09.21
A-TITLE Heute schon anmelden: PostgreSQL für Profis ab 06.09.21
/news/im-herbst-hacking-penetr...Im Herbst: Hacking & Penetration Testing ab dem 06.09.21
/news/im-herbst-hacking-penetr...Mehr über Im Herbst: Hacking & Penetration Testing ab dem 06.09.21
A-TITLE Im Herbst: Hacking & Penetration Testing ab dem 06.09.21
/unternehmenDas Unternehmen
A-TITLE Unsere Philosophie
/unternehmen/philosophieText duplicate Das Unternehmen
A-TITLE Das Unternehmen
/pressePresse
A-TITLE Presseportal
/jobsJobs bei uns
A-TITLE Jobs bei uns
/unternehmen/publikationen/fac...Publikationen
/howtosHowtos
/vortragVorträge
/referenzenReferenzen
/mediathekMediathek
A-TITLE Übersicht über Media-Inhalte
/akademieText duplicate Heinlein Akademie
A-TITLE Wir bringen Sie ins Spitzenfeld
/akademie-schulungen-linuxHeinlein Akademie: Unsere Schulungen & Kurse
/inhouse-trainingInhouse-Schulungen
/mailserver-konferenzMailserver-Konferenz
/secure-linux-administration-c...Secure Linux Administration Conference
A-TITLE Die Secure Linux Administration Conference
/consultingHeinlein Consulting
A-TITLE Consulting-Bereich
/linux-consultingLinux-Consulting
/competencecallCompetenceCall 24/7 SLAs
/consulting/server-managementText duplicate Server-Management
A-TITLE Server-Management: Wir unterstützen Sie gern
/consulting/mailserverText duplicate Mailserver-Projekte
A-TITLE Wenn Mailserver reden könnten...
/consulting/checkmk-monitoring...Checkmk Monitoring System
A-TITLE Checkmk Monitoring System
/consulting/ceph-clusterCeph Cluster
/consulting/proxmox-clusterProxmox Cluster
/consulting/rspamd-clusterRspamd Cluster
/rear-disaster-recovery-und-p2...Relax and Recover
/spamhaus-rbl/lizenzen-in-euro...Spamhaus RBL
A-TITLE Spamhaus RBL-Lizenzen sind Ehrensache!
/consulting/open-xchangeOpen-Xchange
A-TITLE Open-Xchange
/consulting/referenzenText duplicate Referenzen
/hostingText duplicate Heinlein Hosting
A-TITLE Älter als das World Wide Web
/hosting/dienstleistungenText duplicate Heinlein Hosting
/hosting/server-hostingServer-Hosting
A-TITLE Server-Hosting
/hosting/spamschutzText duplicate Hosted Anti-Spam
A-TITLE Hosted Anti-Spam
/server-managementText duplicate Server-Management
A-TITLE Server-Management: Sie haben wichtigeres zu tun
/hosting/shared-webserver-hostingShared Webserver-Hosting
A-TITLE Shared Webserver-Hosting – stabil, sicher und günstig
/hosting/externes-monitoring-omdExternes Monitoring - OMD
A-TITLE Externes Monitoring - OMD
/hosting/referenzenText duplicate Referenzen

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.heinlein-support.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 is very slow (8.68 seconds). The response time should be less than 0.4 seconds. Slow websites are bad for search engine bots and also result in bad user experience.
This page only loads 2 CSS files. That's ok.
This page only loads 1 JavaScript files. That's good!
The file size of the HTML document is fine (27 kB).

HTTP Response Header

NameValue
dateSun, 15 Aug 2021 00:41:58 GMT
serverApache
strict-transport-securitymax-age=15768000;
x-xss-protection1; mode=block
permissions-policyaccelerometer=(), camera=(), gyroscope=(), magnetometer=(), microphone=(), usb=(), payment=()
referrer-policyno-referrer-when-downgrade, strict-origin-when-cross-origin
cache-controlmax-age=300, public
link<https://www.heinlein-support.de/>; rel="shortlink", <https://www.heinlein-support.de/>; rel="canonical"
link<https://www.heinlein-support.de/node/49>; rel="revision"
x-ua-compatibleIE=edge
content-languagede
x-content-type-optionsnosniff
x-frame-optionsSAMEORIGIN
expiresSun, 19 Nov 1978 05:00:00 GMT
last-modifiedSun, 15 Aug 2021 00:41:58 GMT
etag"1628988118-gzip"
varyCookie,Accept-Encoding
x-generatorDrupal 8 (https://www.drupal.org)
content-encodinggzip
content-security-policy-report-onlydefault-src 'none'; script-src 'self' 'unsafe-inline' https://heinlein-support.de/piwik/ 'unsafe-eval'; style-src 'self' 'unsafe-inline' https://fonts.googleapis.com/; img-src 'self' data: 'unsafe-inline' https://www.heinlein-support.de/ https://secure.gravatar.com/; frame-ancestors 'self'; frame-src 'self' https://www.youtube.com/; connect-src 'self' https://yoast.com/; font-src 'self' data: https://fonts.gstatic.com/; object-src 'self'; form-action 'self' javascript:; base-uri 'none'
content-length7034
content-typetext/html; charset=UTF-8
statuscode200
http_versionHTTP/1.1

External factors

Blacklists
(Critically important)
This website is not classified "for adult only".
This website is not listed on the Shallalist.
This page is referenced by wikipedia.
This website has excellent links from other websites.
This page has backlinks from 1,100 referring domains.
This page has 560,749 backlinks.
This page has backlinks from 660 different ip addresses.
Facebook popularity
(Somewhat important)
The page has 4 shares, comments and likes on Facebook.
Listed on Webwiki
(Nice to have)
This website is listed on Webwiki.

Robots.txt

#
# robots.txt
#
# This file is to prevent the crawling and indexing of certain parts
# of your site by web crawlers and spiders run by sites like Yahoo!
# and Google. By telling these "robots" where not to go on your site,
# you save bandwidth and server resources.
#
# This file will be ignored unless it is at the root of your host:
# Used:    http://example.com/robots.txt
# Ignored: http://example.com/site/robots.txt
#
# For more information about the robots.txt standard, see:
# http://www.robotstxt.org/robotstxt.html

User-agent: *
# CSS, JS, Images
Allow: /core/*.css$
Allow: /core/*.css?
Allow: /core/*.js$
Allow: /core/*.js?
Allow: /core/*.gif
Allow: /core/*.jpg
Allow: /core/*.jpeg
Allow: /core/*.png
Allow: /core/*.svg
Allow: /profiles/*.css$
Allow: /profiles/*.css?
Allow: /profiles/*.js$
Allow: /profiles/*.js?
Allow: /profiles/*.gif
Allow: /profiles/*.jpg
Allow: /profiles/*.jpeg
Allow: /profiles/*.png
Allow: /profiles/*.svg
# Directories
Disallow: /core/
Disallow: /profiles/
# Files
Disallow: /README.txt
Disallow: /web.config
# Paths (clean URLs)
Disallow: /admin/
Disallow: /comment/reply/
Disallow: /filter/tips
Disallow: /node/add/
Disallow: /search/
Disallow: /user/register/
Disallow: /user/password/
Disallow: /user/login/
Disallow: /user/logout/
# Paths (no clean URLs)
Disallow: /index.php/admin/
Disallow: /index.php/comment/reply/
Disallow: /index.php/filter/tips
Disallow: /index.php/node/add/
Disallow: /index.php/search/
Disallow: /index.php/user/password/
Disallow: /index.php/user/register/
Disallow: /index.php/user/login/
Disallow: /index.php/user/logout/

Most important keywords

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

KeywordResultRecheck
Support70%Check
Linux70%Check
Heinlein Support70%Check
Linux Support70%Check
Heinlein69%Check
Hosting Heinlein Support62%Check
Linux Consulting61%Check
Schulung55%Check
Linux Spezialist54%Check
Linux Admin54%Check

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