Mathematiklexikon.de - SEO Checker

Overview of the SEO Check
Meta information
58% 
Page quality
77% 
Page structure
79% 
Link structure
68% 
Server
91% 
External factors
27% 
SEO Score
Response time
0.09 s
File size
94.90 kB
Words
2562
Media files
13
Number of links
26 internal / 0 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
mathematiklexikon.de - Definitionen, Gleichungen, Algebra, Geometrie, Analysis und Statistik
The page title should be shorter than 580 pixels. It is 833 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)
The meta description is missing.
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
Language defined in HTML: de
Server location: United States of America
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 HTML 5 is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
No favicon is linked in the HTML code.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1
csrf-tokenJ7LBq6owj6GnpNYiRMLQgy9ntLfan71zH79vDzDb
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 2562 words. That's ok.
34.1% of the text are stop words.
35 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 17.23 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.
This page only loads 1 JavaScript files. That's good!
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 51 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
/logos/logo_7.svgLogo
media01.s24.com/300x220/6207478467.jpgBilderdepot24 Leinwandbild Kunstdruck Natur Blätter goldene Geometrie grün Bild auf Leinwand XXL
...ges_shop/B00/000/000/B00000000773339.jpgYaw-kan, Joseph Peter: William Butler Yeats' "When You Are Old". A Literary Stylistic Analysis
media01.s24.com/300x220/6528603183.jpgMAPED Geodreieck Maped Geometrie-Set 'Geometric Green' 4-tlg.
...ges_shop/B00/000/001/B00000001655136.jpgNermend, Kesra: Multi-Criteria and Multi-Dimensional Analysis in Decisions
media01.s24.com/300x220/5876093280.jpgGrafner Bewässerungssystem 4er Set Kreis- Rasensprenger RS10821 8 Sprüh-Funktionen
...ges_shop/B00/000/001/B00000001119301.jpgCroft, Shannon: Lithic Residue Analysis
media01.s24.com/300x220/6300144322.jpgBilderdepot24 Vliestapete Abstrakt Türkise Geometrie goldenes Art Deco Tapete Wanddeko Modern
media01.s24.com/300x220/6014024776.jpgSWIZA Taschenmesser D03 Walnussholzgriff 11 Funktionen
media01.s24.com/300x220/6300068034.jpgBilderdepot24 Vliestapete Abstrakt Grüne Blätter goldene Geometrie Tapete Wanddeko Modern Kunst
...ges_shop/B00/000/001/B00000001234076.jpgBasic Content Analysis (Weber, Robert Philip)
...ges_shop/B00/000/000/B00000000779608.jpg¿Abi¿, Abdusselam: Wind Tunnel. Theoretical and Mathematical Analysis
media01.s24.com/300x220/6021078904.jpgMARELIDA LED-Kerze LED Teelichter flackernd Timer mit Fernbedienung Funktionen 10er Set (10-tlg)

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.

Heading structure

Heading levelContent
H3 Was ist in der Statistik der Unterschied zwischen Standardabweichung, Standardfehler und Varianz?
H3 Wie kann man die Wahrscheinlichkeit eines Ereignisses beschreiben?
H3 Wie kann eine Zufallsvariable ein Element einer Algebra sein?
H3 Was bedeuten diese Formeln für Salze?
H3 Wie rechne ich diese Matheaufgabe mit Gleichungen?
H3 Was sind ganzrationale Funktionen?
H3 Ja, Apex Legends bietet Crossplay-Funktionen.
H3 Was ist die Wahrscheinlichkeit beim Kartenspiel?
H3 Was sind einige seltsame Funktionen eines Discord-Mods?
H3 Wie lautet die bedingte Wahrscheinlichkeit, genau eine 6 zu erhalten, gegeben dass es sich um eine Matheaufgabe handelt?
H3 Wie hoch ist die Wahrscheinlichkeit für eine bestimmte Hand beim Poker?
H3 Kannst du mir bei einer Matheaufgabe zur Wahrscheinlichkeit helfen?
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 no external links on this page.
LinkAttributesAnchor text
https://www.mathematiklexikon.de/IMG-ALT Logo
https://www.mathematiklexikon.de/mathematiklexikon.de
/FormelnSubdomain Formeln
/TheoremeSubdomain Theoreme
/GleichungenSubdomain Gleichungen
/AnalysisSubdomain Analysis
/StatistikSubdomain Statistik
/WahrscheinlichkeitSubdomain Wahrscheinlichkeit
/FormelnSubdomain Text duplicate Formeln
/TheoremeSubdomain Text duplicate Theoreme
/GleichungenSubdomain Text duplicate Gleichungen
/AnalysisSubdomain Text duplicate Analysis
/StatistikSubdomain Text duplicate Statistik
/WahrscheinlichkeitSubdomain Text duplicate Wahrscheinlichkeit
/WahrscheinlichkeitSubdomain Text duplicate Wahrscheinlichkeit
/ArtSubdomain Art
/FarbeSubdomain Farbe
/FunktionenSubdomain Funktionen
/AnzahlSubdomain Anzahl
/BücherSubdomain Bücher
/TapeteSubdomain Tapete
/WandSubdomain Wand
/HinweiseSubdomain Hinweise
/AnalysisSubdomain Text duplicate Analysis
/info/privacy-policyDatenschutz
/info/impressumImpressum

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.mathematiklexikon.de/"
HTTP header
(Important)
The web server version is sent within the HTTP header.
No X-Powered HTTP header is sent.
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time is excellent with 0.09 seconds.
This page only loads 3 CSS files. That's ok.
This page only loads 1 JavaScript files. That's good!
The file size of the HTML document is fine (95 kB).

HTTP Response Header

NameValue
serveropenresty/1.25.3.1
dateMon, 08 Apr 2024 23:34:50 GMT
content-typetext/html; charset=UTF-8
cache-controlprivate, must-revalidate
pragmano-cache
expires-1
set-cookie436 Characters
content-encodinggzip
statuscode200
http_versionHTTP/2

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
This page has only a few links from other websites.
This page only has backlinks from 2 referring domains.
This page only has 44 backlinks.
This page only has few backlinks from 2 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: /clickout
Disallow: /info/

User-agent: MJ12bot
Disallow: /

User-agent: AhrefsBot
Disallow: /

User-agent: SemrushBot
Disallow: /

User-agent: Bytespider
Disallow: /

User-agent: DotBot
Disallow: /

User-agent: Serpstatbot
Disallow: /

User-agent: SeekportBot
Disallow: /

User-agent: SEOlyt/1.0
Disallow: /

User-agent: SEOkicks-Robot
Disallow: /

Most important keywords

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

KeywordResultRecheck
mathematiklexikon59%Check
Algebra49%Check
Gleichungen49%Check
Statistik49%Check
Analysis47%Check
Geometrie47%Check
Funktionen44%Check
Matheaufgabe43%Check
Hand43%Check
ganzrationale Funktionen43%Check

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