Website review mathematik21.ch
Generated on December 09 2025 19:34 PM
Old data? UPDATE !
The score is 58/100
SEO Content
Title
Mathematik einundzwanzig – Westermann Schweiz – passgenaue Lern- und Lehrmedien
Length : 79
Ideally, your title should contain between 10 and 70 characters (spaces included). Use this free tool to calculate text length.
Description
Das Mathe-Lehrwerk basiert auf einem kompetenzorientierten Ansatz und berücksichtigt das didaktische Konzept der natürlichen Differenzierung.
Length : 141
Great, your meta description contains between 70 and 160 characters.
Keywords
Very bad. We haven't found meta keywords on your page. Use this free online meta tags generator to create keywords.
Og Meta Properties
Good, your page take advantage of Og Properties.
| Property | Content |
|---|---|
| title | Mathematik einundzwanzig |
| type | website |
| image | http://c.wgr.de/i/artikel/720x/978-3-0359-0010-1.jpg |
| url | https://www.westermann-schweiz.ch/reihe/SBI24300CH/Mathematik-einundzwanzig?a=1 |
| site_name | Westermann |
| locale | de_DE |
| image:secure_url | https://c.wgr.de/i/artikel/720x/978-3-0359-0010-1.jpg |
| description | Das Mathe-Lehrwerk basiert auf einem kompetenzorientierten Ansatz und berücksichtigt das didaktische Konzept der natürlichen Differenzierung. |
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
| 1 | 0 | 7 | 0 | 0 | 2 |
- [H1] Mathematik einundzwanzig
- [H3] Informationen
- [H3] Produkte der Reihe
- [H3] Konzept
- [H3] Werbematerial
- [H3] Benachrichtigungs-Service
- [H3] Willkommen bei Westermann Schweiz
- [H3] Datenschutzeinstellungen
- [H6] Mein Merkzettel
- [H6] Mein Warenkorb
Images
We found 25 images on this web page.
20 alt attributes are empty or missing. Add alternative text so that search engines can better understand the content of your images.
Text/HTML Ratio
Ratio : 17%
Good, this page's ratio of text to HTML code is higher than 15, but lower than 25 percent.
Flash
Perfect, no Flash content has been detected on this page.
Iframe
Great, there are no Iframes detected on this page.
SEO Links
URL Rewrite
Good. Your links looks friendly!
Underscores in the URLs
We have detected underscores in your URLs. You should rather use hyphens to optimize your SEO.
In-page links
We found a total of 51 links including 0 link(s) to files
| Anchor | Type | Juice |
|---|---|---|
| Zum Hauptinhalt | Internal | Passing Juice |
| Kontakt | Internal | Passing Juice |
| Besuchen Sie uns! | Internal | Passing Juice |
| Unser Team | Internal | Passing Juice |
| Mein Schreibtisch | Internal | Passing Juice |
| Veranstaltungen | Internal | Passing Juice |
| Zum Merkzettel | Internal | Passing Juice |
| Anmelden | Internal | Passing Juice |
| Kennwort vergessen? | External | Passing Juice |
| Neues Konto erstellen | External | Passing Juice |
| Zum Warenkorb | Internal | Passing Juice |
| Gesamtprogramm | Internal | Passing Juice |
| Schubi | Internal | Passing Juice |
| WSS | Internal | Passing Juice |
| KLV | Internal | Passing Juice |
| Lehrpersonen | Internal | Passing Juice |
| Informationen | Internal | Passing Juice |
| Produkte der Reihe | Internal | Passing Juice |
| Konzept | Internal | Passing Juice |
| Werbematerial | Internal | Passing Juice |
| Benachrichtigungs-Service | Internal | Passing Juice |
| Kindergartenheft | Internal | Passing Juice |
| Schulbuch eins | Internal | Passing Juice |
| Arbeitsheft eins Teil 1 | Internal | Passing Juice |
| Arbeitsheft eins Teil 2 | Internal | Passing Juice |
| Reportheft eins | Internal | Passing Juice |
| Tests und Vorlagen eins | Internal | Passing Juice |
| Schulbuch zwei | Internal | Passing Juice |
| Arbeitsheft zwei | Internal | Passing Juice |
| Reportheft zwei | Internal | Passing Juice |
| Tests und Vorlagen zwei | Internal | Passing Juice |
| Schulbuch drei | Internal | Passing Juice |
| Arbeitsheft drei | Internal | Passing Juice |
| Reportheft drei | Internal | Passing Juice |
| Lösungen vier | Internal | Passing Juice |
| Mathematik einundzwanzig Überblick | Internal | Passing Juice |
| Mathematik einundzwanzig Prospekt | Internal | Passing Juice |
| Jetzt anmelden | External | Passing Juice |
| Zur Registrierung | External | Passing Juice |
| Zur Anmeldung | Internal | Passing Juice |
| Über uns | Internal | Passing Juice |
| Karriere | External | Passing Juice |
| Presse | External | Passing Juice |
| Share fair | Internal | Passing Juice |
| Kontaktformular | Internal | Passing Juice |
| Kunden- und Schulberatung | Internal | Passing Juice |
| FAQ | Internal | Passing Juice |
| Impressum | Internal | Passing Juice |
| Datenschutz | Internal | Passing Juice |
| Cookie-Einstellungen | Internal | Passing Juice |
| Impressum | Internal | Passing Juice |
SEO Keywords
Keywords Cloud
und reicht zum auf solange produkt vorrat für merkzettel hinzufügen
Keywords Consistency
| Keyword | Content | Title | Keywords | Description | Headings |
|---|---|---|---|---|---|
| zum | 35 |  |
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| und | 29 |  |
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| merkzettel | 19 | |
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| hinzufügen | 16 | |
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| produkt | 14 | |
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Usability
Url
Domain : mathematik21.ch
Length : 15
Favicon
Great, your website has a favicon.
Printability
We could not find a Print-Friendly CSS.
Language
Good. Your declared language is de.
Dublin Core
This page does not take advantage of Dublin Core.
Document
Doctype
HTML 5
Encoding
Perfect. Your declared charset is UTF-8.
W3C Validity
Errors : 0
Warnings : 0
Email Privacy
Great no email address has been found in plain text!
Deprecated HTML
Great! We haven't found deprecated HTML tags in your HTML.
Speed Tips
|
Excellent, your website doesn't use nested tables. |
|
Too bad, your website is using inline styles. |
|
Great, your website has few CSS files. |
|
Perfect, your website has few JavaScript files. |
|
Perfect, your website takes advantage of gzip. |
Mobile
Mobile Optimization
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Apple Icon |
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Meta Viewport Tag |
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Flash content |
Optimization
XML Sitemap
Great, your website has an XML sitemap.
| https://www.westermann-schweiz.ch/reihe/SBI24300CH/Mathematik-einundzwanzig |
Robots.txt
http://mathematik21.ch/robots.txt
Great, your website has a robots.txt file.
Analytics
Missing
We didn't detect an analytics tool installed on this website.
Web analytics let you measure visitor activity on your website. You should have at least one analytics tool installed, but It can also be good to install a second in order to cross-check the data.
PageSpeed Insights
Device
Categories
Website-SEO-Überprüfung
Website-SEO-Überprüfung is a free SEO tool which provides you content analysis of the website.