Buechter.net - SEO Checker

Overview of the SEO Check
Meta information
72% 
Page quality
76% 
Page structure
79% 
Link structure
86% 
Server
100% 
External factors
47% 
SEO Score
Response time
0.03 s
File size
44.50 kB
Words
3163
Media files
49
Number of links
41 internal / 14 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Andreas Büchter
The page title is too short. (153 pixels of 580 max pixel length) 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)
No canonical link is specified.
Language
(Somewhat important)
Language detected in text: de
Server location: Germany
One or more of the specified languages are not ISO standard (en, en-us, de, etc.)
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 (ISO-8859-1) 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
keywordsAndreas Büchter, Mathematik, Didaktik, Mathematikdidaktik, Elementare Stochastik, Stochastik, Elementare Analysis, Analysis, Arithmetik, Zahlentheorie, Elementare Zahlentheorie, Analysisunterricht, Zentralabitur, Studieneingangsphase, Vorkurse, Hochschuldidaktik, Wahrscheinlichkeitsrechnung, Mathematikaufgaben, Mathematikunterricht, Andreas, Büchter, Gute Aufgaben, Aufgabenqualität, Diagnose, Förderung, kompetenzorientierte Diagnose, individuelle Förderung, Fermiaufgaben, Fermifragen, Fermi-Aufgaben, Fermi-Fragen, Fermi-Box, Aufgaben öffnen, Unterricht öffnen, Kompetenzen, entwickeln, Unterrichtsentwicklung, mathematische Prozesse, Argumentieren, Problemlösen, Begriffsbilden, Authentizität, Methoden, Methodik, Fachmethodik, Zentrale Prüfungen, Mathekoffer, Leistungsbewertung, Raumvorstellung, Mathematikleistung, räumliche Vorstellungsfähigkeit, Geschlechterunterschiede, empirische Bildungsforschung, Bildungsforschung, Rasch-Modell, Lehrerbildung, Elementarmathematik, Sekundarstufe, Sekundarstufen
authorAndreas Büchter
Content-Typetext/html; charset=iso-8859-1
content-typetext/html;charset=iso-8859-1
expires7200

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Page quality

Content
(Critically important)
The average number of words per sentence of 4.05 words is low.
This page contains 3163 words. That's ok.
21.2% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
The page contains a listing, which indicates a good text layout.
133 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
There are no duplicates on the site.
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 does not require any JavaScript files.
Bold and strong tags
(Somewhat important)
Empty bold or strong tags were found on 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)
The HTTPS protocol for secure data transmission is not used.

Media list

URLAlt attributeTitle
http://www.buechter.net/buechter_web_1.pngAndreas Büchter
http://www.buechter.net/bueleu16.jpgMathematikaufgaben selbst entwickeln
http://www.buechter.net/buehen04.jpgElementare Stochastik
http://www.buechter.net/fest_hwh.bmpFestschrift für Hans-Wolfgang Henn
http://www.buechter.net/methodik.jpgMathematik Methodik
http://www.buechter.net/entwicke.jpgMathematikunterricht entwickeln
http://www.buechter.net/eleana.jpgElementare Analysis
http://www.buechter.net/einfarith.jgpEinführung in die Arithmetik
http://www.buechter.net/arithzahl.jpgArithmetik und Zahlentheorie
http://www.buechter.net/elezahl.pngElementare Zahlentheorie
http://www.buechter.net/mbudyy.jpg#Mathebuddy - Dein Update für Studium und Beruf
http://www.buechter.net/zdm05_04.jpgZentralblatt für Didaktik der Mathematik, 37 (4)
http://www.buechter.net/pm_004.jpgPraxis der Mathematik, Heft 4
http://www.buechter.net/ml_138.jpgmathematik lehren, Heft 138
http://www.buechter.net/ml_148.jpgmathematik lehren, Heft 148
http://www.buechter.net/ml_153.jpgmathematik lehren, Heft 153
http://www.buechter.net/ml_170.jpgmathematik lehren, Heft 170
http://www.buechter.net/ml_176.jpgmathematik lehren, Heft 176
http://www.buechter.net/ml_182.jpgmathematik lehren, Heft 182
http://www.buechter.net/ml_206.jpgmathematik lehren, Heft 206
http://www.buechter.net/ml_210.jpgmathematik lehren, Heft 210
http://www.buechter.net/diss_ab.jpgDissertation
http://www.buechter.net/fermi5-7.jpgDie Fermi-Box. Für die Klassen 5-7.
http://www.buechter.net/fermi-2.jpgDie Fermi-Box. Für die Klassen 5-7.
http://www.buechter.net/koffer.jpgDer Mathekoffer. Mathematik entdecken mit Materialien und Ideen für die Sekundarstufe I.
http://www.buechter.net/mako_geo.jpgMathekoffer. Geometrie.
http://www.buechter.net/oben.jpgSeitenanfang
http://www.buechter.net/oben.jpgSeitenanfa.ng
http://www.buechter.net/oben.jpgSeitenanfa.ng
http://www.buechter.net/oben.jpgSeitenanfa.ng
http://www.buechter.net/oben.jpgSeitenanfang
http://www.buechter.net/oben.jpgSeitenanfang
http://www.buechter.net/oben.jpgSeitenanfang
http://www.buechter.net/oben.jpgSeitenanfang
http://www.buechter.net/oben.jpgSeitenanfang
http://www.buechter.net/oben.jpgSeitenanfang
http://www.buechter.net/material.gifDissertation
http://www.buechter.net/oben.jpgSeitenanfang
http://www.buechter.net/oben.jpgSeitenanfang
http://www.buechter.net/oben.jpgSeitenanfang
http://www.buechter.net/oben.jpgSeitenanfang
http://www.buechter.net/oben.jpgSeitenanfang
http://www.buechter.net/material.gifMaterial
http://www.buechter.net/material.gifMaterial
http://www.buechter.net/oben.jpgSeitenanfang
http://www.buechter.net/oben.jpgSeitenanfang
http://www.buechter.net/material.gifMaterial
http://www.buechter.net/oben.jpgSeitenanfang
http://www.buechter.net/oben.jpgSeitenanfang

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
H2 Publikationen
H3 Bücher
H3 Themenhefte
H3 Dissertation
H3 Unterrichtsmaterialien
H3 in Vorbereitung bzw. im Erscheinen
H3 bisher erschienen
H4 2020
H4 2019
H4 2018
H4 2017
H4 2016
H4 2015
H4 2014
H4 2013
H4 2012
H4 2011
H4 2010
H4 2009
H4 2008
H4 2007
H4 2006
H4 2005
H4 2004
H4 vor 2004
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 14 external links on this page.
LinkAttributesAnchor text
/mathaufg.htmlIMG-ALT Mathematikaufgaben selbst entwickeln
/elemsto.htmlIMG-ALT Elementare Stochastik
/fest_hwh.htmlIMG-ALT Festschrift für Hans-Wolfgang Henn
/methodik.htmlIMG-ALT Mathematik Methodik
/entwicke.htmlIMG-ALT Mathematikunterricht entwickeln
/eleana.htmlIMG-ALT Elementare Analysis
/einfarith.htmlIMG-ALT Einführung in die Arithmetik
/vmp-az.htmlIMG-ALT Arithmetik und Zahlentheorie
/elezahl.htmlIMG-ALT Elementare Zahlentheorie
/mbuddy.htmlIMG-ALT #Mathebuddy - Dein Update für Studium und Beruf
http://www.emis.de/journals/ZD...New window External IMG-ALT Zentralblatt für Didaktik der Mathematik, 37 (4)
/pm_004.htmlIMG-ALT Praxis der Mathematik, Heft 4
/ml_138.htmlIMG-ALT mathematik lehren, Heft 138
/ml_148.htmlIMG-ALT mathematik lehren, Heft 148
/ml_153.htmlIMG-ALT mathematik lehren, Heft 153
/ml_170.htmlIMG-ALT mathematik lehren, Heft 170
/ml_176.htmlIMG-ALT mathematik lehren, Heft 176
/ml_182.htmlIMG-ALT mathematik lehren, Heft 182
/ml_206.htmlIMG-ALT mathematik lehren, Heft 206
/ml_210.htmlIMG-ALT mathematik lehren, Heft 210
http://www.buechter.net/diss.htmlIMG-ALT Dissertation
http://www.vpmonline.de/index....New window External IMG-ALT Die Fermi-Box. Für die Klassen 5-7.
http://www.vpmonline.de/index....New window External Text duplicate IMG-ALT Die Fermi-Box. Für die Klassen 5-7.
http://www.friedrich-verlag.de...New window External IMG-ALT Der Mathekoffer. Mathematik entdecken mit Materialien und Ideen für die Sekundarstufe I.
http://mathekoffer.mued.de/?in...New window External Subdomain IMG-ALT Mathekoffer. Geometrie.
http://www.buechter.net/Anchor IMG-ALT Seitenanfang
http://www.buechter.net/Anchor IMG-ALT Seitenanfa.ng
http://www.buechter.net/Anchor Text duplicate IMG-ALT Seitenanfa.ng
https://eldorado.tu-dortmund.d...New window External Subdomain URL anchor text
https://eldorado.tu-dortmund.de/handle/2003/37228
https://doi.org/10.1007/s13138...New window External URL anchor text
https://doi.org/10.1007/s13138-018-0126-3
http://www.buechter.net/Anchor Text duplicate IMG-ALT Seitenanfa.ng
https://eldorado.tu-dortmund.d...New window External Subdomain URL anchor text
https://eldorado.tu-dortmund.de/handle/2003/36415
https://eldorado.tu-dortmund.d...New window External Subdomain URL anchor text
https://eldorado.tu-dortmund.de/handle/2003/36416
http://www.buechter.net/Anchor Text duplicate IMG-ALT Seitenanfang
https://eldorado.tu-dortmund.d...New window External Subdomain URL anchor text
https://eldorado.tu-dortmund.de/handle/2003/35332
https://eldorado.tu-dortmund.d...New window External Subdomain URL anchor text
https://eldorado.tu-dortmund.de/handle/2003/35261
http://www.buechter.net/Anchor Text duplicate IMG-ALT Seitenanfang
http://www.buechter.net/Anchor Text duplicate IMG-ALT Seitenanfang
http://www.buechter.net/Anchor Text duplicate IMG-ALT Seitenanfang
http://www.buechter.net/Anchor Text duplicate IMG-ALT Seitenanfang
http://www.buechter.net/Anchor Text duplicate IMG-ALT Seitenanfang
http://www.opus-bayern.de/uni-...New window External URL anchor text
http://www.opus-bayern.de/uni-bamberg/volltexte/2011/382/
/diss_ab.pdfNew window Text duplicate IMG-ALT Dissertation
http://www.buechter.net/Anchor Text duplicate IMG-ALT Seitenanfang
http://www.buechter.net/Anchor Text duplicate IMG-ALT Seitenanfang
http://www.buechter.net/Anchor Text duplicate IMG-ALT Seitenanfang
http://www.buechter.net/Anchor Text duplicate IMG-ALT Seitenanfang
http://www.buechter.net/Anchor Text duplicate IMG-ALT Seitenanfang
http://sinus-transfer.uni-bayr...New window External Subdomain IMG-ALT Material
http://sinus-transfer.uni-bayr...New window External Subdomain Text duplicate IMG-ALT Material
http://www.buechter.net/Anchor Text duplicate IMG-ALT Seitenanfang
http://www.buechter.net/Anchor Text duplicate IMG-ALT Seitenanfang
/buehen04.pdfNew window Text duplicate IMG-ALT Material
http://www.buechter.net/Anchor Text duplicate IMG-ALT Seitenanfang
http://www.buechter.net/Anchor Text duplicate IMG-ALT Seitenanfang

Server configuration

HTTP redirects
(Critically important)
The checked page does not redirect to another URL.
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 0.03 seconds.
This page does not require any CSS files.
This page does not require any JavaScript files.
The file size of the HTML document is fine (45 kB).

HTTP Response Header

NameValue
content-typetext/html
transfer-encodingchunked
connectionkeep-alive
keep-alivetimeout=15
dateMon, 10 May 2021 04:13:59 GMT
serverApache
last-modifiedThu, 19 Nov 2020 22:04:24 GMT
etagW/"b1ec-5b47ce931a2ac"
content-encodinggzip
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 has only a few links from other websites.
This page only has backlinks from 9 referring domains.
This page only has 12 backlinks.
This page only has few backlinks from 2 different ip addresses.
Facebook popularity
(Somewhat important)
This page is not very popular on facebook.
Listed on Webwiki
(Nice to have)
This website is listed on Webwiki.

Links from Wikipedia

No links from Wikipedia were found.

Search preview

www.buechter.net
Andreas Büchter

Most important keywords

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

KeywordResultRecheck
Büchter66%Check
Andreas Büchter59%Check
buechter48%Check
Heft40%Check
Materialien40%Check
Unterricht40%Check
Zentralen Prüfungen 1037%Check
im Mathematikunterricht37%Check
Zahlentheorie36%Check
Mathekoffer36%Check

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