Online-vorlesungen.de - SEO Checker

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Overview of the SEO Check
Meta information
75% 
Page quality
25% 
Page structure
100% 
Link structure
97% 
Server
45% 
External factors
100% 
SEO Score
Response time
0.03 s
File size
12.30 kB
Words
200
Media files
17
Number of links
41 internal / 16 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Vorlesungsvideos bei Online-Vorlesungen.de: kostenlose Video-Vorlesungen
The page title should be shorter than 580 pixels. It is 687 pixels long. Optimize title
The domain is used in the page's title.
There are no duplicate words in the title
Meta description
(Critically important)
Verzeichnis von Online-Video-Vorlesungen, Video-Streams, kostenlose Downloads
The length of the meta description is perfect. (511 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is specified.
Language
(Somewhat important)
Language detected in text: de
Server location: United States of America
The language is not specified in the HTML markup.
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 character encoding is not specified in the HTTP header.
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 4.01 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
descriptionVerzeichnis von Online-Video-Vorlesungen, Video-Streams, kostenlose Downloads
keywordsVideo, Vorlesungsvideos, Vorlesungsvideo, kostenlose Videos, Video-Streams, kostenlose Downloads, Architektur, Informatik, Kunst, Medizin, Musik, Politik, Psychologie, Sport, Sprachen, Umwelt, Wirtschaft, Hinweis auf Last-Minute-Reisen bei verreismalfix.de
robotsindex, follow
revisit-after7 days
DC.Languagede
content-typetext/html; charset=UTF-8
Content-Style-Typetext/css

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Page quality

Content
(Critically important)
There are only 200 words on this page. Use at least 250 words to provide useful information.
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.
35% of the text are stop words.
The page contains a listing, which indicates a good text layout.
6 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 14.33 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No viewpoint tag is provided.
No Apple touch icon is specified.
This page only loads 1 JavaScript files. That's good!
Bold and strong tags
(Somewhat important)
Empty bold or strong tags were found on this page.
The amount of tags is very high (9). We recommend using a maximum of 6 tags for this page.
Image SEO
(Somewhat important)
16 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)
The HTTPS protocol for secure data transmission is not used.

Media list

URLAlt attributeTitle
http://online-vorlesungen.de/img/logo.pngOnline-Vorlesungen.de
/img/wbildlinks.gifNo alt attribute provided
/books/Biologie.jpgNo alt attribute provided
/books/Informatik.jpgNo alt attribute provided
/books/Medizin.jpgNo alt attribute provided
/books/6000english.jpgNo alt attribute provided
/books/Psychologie.jpgNo alt attribute provided
/books/Wirtschaft.jpgNo alt attribute provided
/books/Zahnmedizin.jpgNo alt attribute provided
/img/wbildlinks.gifNo alt attribute provided
/books/Astronomie.jpgNo alt attribute provided
/books/Meteorologie.jpgNo alt attribute provided
/books/Philosophie.jpgNo alt attribute provided
/books/andersen_deutsch.jpgNo alt attribute provided
/books/Physik.jpgNo alt attribute provided
/books/Politik.jpgNo alt attribute provided
/books/Umwelt.jpgNo alt attribute provided

Page structure

H1 heading
(Critically important)
Themen der Video-Vorlesungen und Vorträge
The H1 heading is perfect.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Themen der Video-Vorlesungen und Vorträge
1 links don't have an anchor text.
The number of internal links is ok.
Every linktext is unique.
None of the anchor texts is too long.
All internal links are not using dynamic parameters.
There are 16 external links on this page.

Found links on this page

LinkAttributesAnchor text
http://www.online-vorlesungen.de/Subdomain IMG-ALT Online-Vorlesungen.de
http://online-vorlesungen.de/:: Startseite ::
http://www.vokabeln-pauken.de/New window External Subdomain No Text
http://www.amazon.de/gp/produc...New window External Subdomain No Text
http://www.amazon.de/gp/produc...New window External Subdomain No Text
http://www.amazon.de/gp/produc...New window External Subdomain No Text
https://www.amazon.de/dp/37568...New window External Subdomain No Text
http://www.amazon.de/gp/produc...New window External Subdomain No Text
http://www.amazon.de/gp/produc...New window External Subdomain No Text
http://www.amazon.de/gp/produc...New window External Subdomain No Text
/Videos/Allgemeine_Studienbera...Subdomain No Text
/Videos/Archäologie_und_Anthro...Subdomain Archäologie und Anthropologie
/Videos/Architektur/Subdomain Architektur
/Videos/Astronomie_und_Astroph...Subdomain Astronomie und Astrophysik
/Videos/Biologie/Subdomain Biologie
/Videos/Chemie/Subdomain Chemie
/Videos/Geowissenschaften/Subdomain Geowissenschaften
/Videos/Geschichte/Subdomain Geschichte
/Videos/Informatik/Subdomain Informatik
/Videos/Jura_und_Kriminologie/Subdomain Jura und Kriminologie
/Videos/Kommunikation_und_Rhet...Subdomain Kommunikation und Rhetorik
/Videos/Kunst_und_Kultur/Subdomain Kunst und Kultur
/Videos/Mathematik/Subdomain Mathematik
/Videos/Medienwissenschaften/Subdomain Medienwissenschaften
/Videos/Medizin/Subdomain Medizin
/Videos/Meereskunde/Subdomain Meereskunde
/Videos/Meteorologie/Subdomain Meteorologie
/Videos/Pädagogik/Subdomain Pädagogik
/Videos/Pharmazie/Subdomain Pharmazie
/Videos/Philosophie/Subdomain Philosophie
/Videos/Physik/Subdomain Physik
/Videos/Politik/Subdomain Politik
/Videos/Psychologie/Subdomain Psychologie
/Videos/Religion/Subdomain Religion
/Videos/Sozialwissenschaften/Subdomain Sozialwissenschaften
/Videos/Sport/Subdomain Sport
/Videos/Sprachen_und_Kulturwis...Subdomain Sprachen und Kulturwissenschaften
/Videos/Technik/Subdomain Technik
/Videos/Umwelt/Subdomain Umwelt
/Videos/Wirtschaftswissenschaf...Subdomain Wirtschaftswissenschaften
/Videos/Wissenschaften_allgemein/Subdomain Wissenschaften allgemein
/Videos/sitemap.htmAlle Rubriken und Unterrubriken im Überblick
http://www.amazon.de/gp/produc...New window External Subdomain No Text
http://www.amazon.de/gp/produc...New window External Subdomain No Text
http://www.amazon.de/gp/produc...New window External Subdomain No Text
https://www.amazon.de/dp/15187...New window External Subdomain No Text
http://www.amazon.de/gp/produc...New window External Subdomain No Text
http://www.amazon.de/gp/produc...New window External Subdomain No Text
http://www.amazon.de/gp/produc...New window External Subdomain No Text
/Technische_Voraussetzungen.htmSubdomain Technische Voraussetzungen zum Abspielen von Videos
/info/Feedback.htmSubdomain Video-Vorlesung anmelden
/info/Feedback.htmSubdomain Ihre Kommentare und Hinweise
http://www.anke-dieckmann.de/New window External Subdomain Atelier Anke Dieckmann
/info/Nutzungsbedingungen.htmSubdomain Nutzungsbedingungen
/info/Datenschutzerklaerung.htmSubdomain Datenschutzerklärung
/info/Impressum.htmSubdomain Impressum
/info/Copyright.htmSubdomain Copyright

Server configuration

HTTP redirects
(Critically important)
The checked page does not redirect to another URL.
HTTP header
(Important)
The HTML page should be transferred using GZip compression.
The web server version is sent within the HTTP header.
No X-Powered HTTP header is sent.
Performance
(Somewhat important)
The page response time is excellent with 0.03 seconds.
This page only loads 1 CSS files. That's ok.
This page only loads 1 JavaScript files. That's good!
The file size of the HTML document is fine (12 kB).

HTTP Response Header

NameValue
dateFri, 22 Nov 2024 17:45:17 GMT
serverApache/2.4.62 (Unix)
varyUser-Agent
accept-rangesbytes
transfer-encodingchunked
content-typetext/html
statuscode200
http_versionHTTP/1.1

External factors

This website has excellent links from other websites.
This page has backlinks from 186 referring domains.
This page has 522 backlinks.
This page has backlinks from 67 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

# robots.txt

User-agent: *
Disallow: /cgi-bin/onlineredir.pl
Disallow: /inf
Disallow: /img
Disallow: /_

Similar sites

Search preview

online-vorlesungen.de
Vorlesungsvideos bei Online-Vorlesungen.de: kostenlose Video-Vorles...
Verzeichnis von Online-Video-Vorlesungen, Video-Streams, kostenlose Downloads

Most important keywords

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

KeywordResultRecheck
Vorlesungen89%Check
Video-Vorlesungen72%Check
Themen50%Check
Vorträge50%Check
kostenlose Video-Vorlesungen48%Check
Videos46%Check
Kunst und Kultur40%Check
Schüler39%Check
Startseite39%Check
Studenten39%Check
Show more keywords and terms

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