Matheretter.de - SEO Checker

Overview of the SEO Check
Meta information
80% 
Page quality
71% 
Page structure
100% 
Link structure
98% 
Server
100% 
External factors
100% 
SEO Score
Response time
0.08 s
File size
17.30 kB
Words
610
Media files
14
Number of links
36 internal / 3 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Matheretter - Mathe endlich verstehen!
The length of the page title is perfect. (347 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Einfache Erklärungen in kurzen Videos mit Lernchecks, Rechnern, Aufgabenblättern, Spielen und Lernanalyse. ✓ Ausgezeichnet als beste deutsche Lernplattform zur Mathematik.
The meta description is too long: 1100 pixels from max. 1000 pixels. Optimize description
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.matheretter.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)
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)
The favicon is linked correctly.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1
descriptionEinfache Erklärungen in kurzen Videos mit Lernchecks, Rechnern, Aufgabenblättern, Spielen und Lernanalyse. ✓ Ausgezeichnet als beste deutsche Lernplattform zur Mathematik.
authorMatheretter
robotsindex,follow
msapplication-TileColor#da532c
msapplication-config/img/favicons/browserconfig.xml
theme-color#ffffff
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 610 words. That's ok.
40% of the text are stop words.
The page contains a listing, which indicates a good text layout.
13 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 13.5 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width, initial-scale=1" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 12 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
/img/logo/logo.svgLogo
/videos/thumbs/small/12.jpgBruchrechnung - Einführung, Erweitern und Kürzen
/videos/thumbs/small/8.jpgBinomische Formeln - Voraussetzungen
/videos/thumbs/small/34.jpgPotenzen - Einführung
/videos/thumbs/small/49.jpgLineare Funktion in Normalform - Funktionsgleichung
/img/template/gewinner-testbild-2019.pngTestbild Wertung 2018/2019
/img/orderpage/netzsieger-small.pngNetzsieger Bewertung 4.9 von 5.0
/img/template/customer-photo.jpgSchüler von Matheretter
/img/template/schools-matheretter.pngSchulen Matheretter
/img/template/dsgvo-konform-light-small.pngDSGVO konform
/img/template/csp-compliant.pngCSP konform
/img/template/ada-compliant.pngADA konform
/img/template/no-teacher.pngNo teacher icon
/img/template/bubble.pngtemplate bubble

Page structure

H1 heading
(Critically important)
Starte in Mathe durch, verbessere deine Noten
The H1 heading is perfect.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Starte in Mathe durch, verbessere deine Noten
H2 Mach dich fit in Mathematik – schnell, einfach und verständlich.
H2 Die beliebtesten Videos auf unserer Lernplattform
H2 Bewertet von Netzsieger mit 4,9 von 5,0 Punkten:
H2 Matheretter öffnet dir die Augen
H3 300+ Mathe-Videos
H3 300+ Programme und Rechner
H3 500+ Lernchecks und ABs
H3 Was Matheretter bietet
H3 Mehr als 5000 Schulen setzen unsere Lernplattform ein:
H3 Datenschutz
H3 Sicherheit durch Content-Security-Policy
H3 Barrierefreiheit
H3 Du möchtest auch besser in Mathe werden?
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 3 external links on this page.
LinkAttributesAnchor text
https://www.matheretter.de/matheretter
IMG-ALT Logo
https://www.matheretter.de/loginLogin
/user/registerRegistrieren
https://www.matheretter.de/kurseKurse
https://www.matheretter.de/kurseGrundkurse
https://www.matheretter.de/koraKompetenzraster
/mathe-videosVideos
/mathe-videosAlle Videos
/kapitelKapitel finden
/rechnerRechner
/mathe-programmeLernprogramme
/lerncheckLernchecks
https://www.matheretter.de/abArbeitsblätter
https://www.matheretter.de/wikiWiki
https://www.matheretter.de/wikiNach Themen
/wiki/alphabetischAlphabetisch
https://www.matheretter.de/preisePreise
https://www.matheretter.de/aboutÜber Matheretter
/tutorialLernen mit Matheretter
https://www.mathelounge.de/New window External Subdomain Mathelounge
/kontaktKontakt
https://www.matheretter.de/sucheA-TITLE Suche
/mathe-videos300+ Mathe-Videos Mehr als 2 000 Themen für dich erklärt.
/mathe-programme300+ Programme und Rechner Testen, nachrechnen und kontrollieren.
/lerncheck500+ Lernchecks und ABs Prüfe dein Wissen inkl. Erfolgsstatistik.
/kurse/gru/bruchIMG-ALT Bruchrechnung - Einführung, Erweitern und Kürzen
/kurse/gru/binomischIMG-ALT Binomische Formeln - Voraussetzungen
/kurse/gru/potenzIMG-ALT Potenzen - Einführung
/kurse/fkt/linear-nfIMG-ALT Lineare Funktion in Normalform - Funktionsgleichung
https://www.mathelounge.de/570...External Subdomain IMG-ALT Testbild Wertung 2018/2019
https://www.netzsieger.de/p/ma...External Subdomain IMG-ALT Netzsieger Bewertung 4.9 von 5.0
/mathe-videosLernvideos testen
https://www.matheretter.de/preiseLernzugang bestellen
https://www.matheretter.de/agbAGB
/datenschutzDatenschutz
https://www.matheretter.de/faqFAQ
/impressumImpressum
/kontaktText duplicate Kontakt
https://www.matheretter.de/aboutÜber uns

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.matheretter.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 excellent with 0.08 seconds.
The file size of the HTML document is fine (17 kB).

HTTP Response Header

NameValue
servernginx
dateTue, 02 Apr 2024 09:13:01 GMT
content-typetext/html; charset=UTF-8
varyAccept-Encoding
p3pCP="NOI NID ADMa OUR IND UNI COM NAV"
cache-controlprivate, must-revalidate
strict-transport-securitymax-age=63072000; includeSubDomains
set-cookie82 Characters
x-frame-optionsSAMEORIGIN
x-content-type-optionsnosniff
referrer-policysame-origin
permissions-policymicrophone=(self), camera=(self), geolocation=()
content-security-policydefault-src 'self'; script-src 'self' 'unsafe-eval' 'report-sample'; style-src 'self' 'unsafe-inline'; frame-src 'self' *.youtube.com *.desmos.com; img-src * blob: data:; media-src * blob: data:; font-src 'self' data:; base-uri 'self'; object-src 'self';
content-encodinggzip
statuscode200
http_versionHTTP/2

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
This website has excellent links from other websites.
This page has backlinks from 520 referring domains.
This page has 709,200 backlinks.
This page has backlinks from 381 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: ia_archiver
Disallow: /

User-agent: *
Disallow: 
Disallow: /agb
Disallow: /client/*
Disallow: /datenschutz
Disallow: /do/*
Disallow: /impressum
Disallow: /untertitel/*
Disallow: /untertitel/load*
Disallow: /user/*
Disallow: /users/*
Disallow: /trash/*

Sitemap: https://www.matheretter.de/sitemap.xml

Search preview

www.matheretter.de
Matheretter - Mathe endlich verstehen!
Einfache Erklärungen in kurzen Videos mit Lernchecks, Rechnern, Aufgabenblättern, Spielen und Lernanalyse. ✓ Ausgezeichnet als beste deutsche Lernplattform zur Mathematik.

Most important keywords

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

KeywordResultRecheck
Mathe75%Check
matheretter70%Check
Videos56%Check
Noten55%Check
Lernplattform54%Check
Mathematik50%Check
einfach50%Check
Lernchecks50%Check
Rechner50%Check
Starte50%Check

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