Zdb-bonn.de - SEO Checker

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Overview of the SEO Check
Meta information
100% 
Page quality
62% 
Page structure
79% 
Link structure
67% 
Server
40% 
External factors
100% 
SEO Score
Response time
0.05 s
File size
9.50 kB
Words
437
Media files
7
Number of links
27 internal / 0 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Zentrum für Dyskalkulietherapie Bonn
The length of the page title is perfect. (339 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Diagnostik und Therapie von Rechenschwäche bei Kindern, Jugendlichen und Erwachsenen. Beratung für Schulen, Institutionen und Interessierte
The length of the meta description is perfect. (897 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
Language defined in HTML: de
Server location: Germany
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 character encoding is not specified in the HTTP header.
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, shrink-to-fit=no
descriptionDiagnostik und Therapie von Rechenschwäche bei Kindern, Jugendlichen und Erwachsenen. Beratung für Schulen, Institutionen und Interessierte
keywordsRechenschwäche, Dyskalkulie, Therapie, Bonn, Rechenproblem, Mathematikprobleme, Diagnostik
authorKaren Herrmann
date2023-03-01
robotsindex, follow
revisit-after20 days
distributionglobal
page-topicschool
audienceall
ratingGeneral
allow-searchYES
langde
charsetutf-8

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Page quality

Content
(Critically important)
There are only 437 words on this page. Good pages should have about 800 words of useful content.
45.8% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
7 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 15.96 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
This page loads 5 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1, shrink-to-fit=no" is provided.
Bold and strong tags
(Somewhat important)
The amount of tags is very high (10). We recommend using a maximum of 9 tags for this page.
The following tag is repeated too often: kurzbewerbung
Image SEO
(Somewhat important)
2 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)
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
https://www.zdb-bonn.de/images/header.jpgNo alt attribute provided
/images/icons/bars.pngmenu
/images/icons/down.jpgdown
/images/icons/down.jpgdown
/images/icons/down.jpgdown
/images/icons/down.jpgdown
https://www.zdb-bonn.de/images/kuz-180.jpgNo alt attribute provided

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 Phänomen Rechenschwäche
H3 Lerntherapeut (m/w/d) für Dyskalkulie mit Weiterbildung gesucht
H3 Rechenschwäche: Beratung – Diagnostik – Lerntherapie
H3 Rechenschwäche-Journal
H3 Kontakt: Zentrum für Dyskalkulietherapie Bonn
Some anchor texts are used more than once.
1 links don't have an anchor text.
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.

Found links on this page

LinkAttributesAnchor text
/index.htmlStartseite
/e-dyskalkulie.htmlWas ist Dyskalkulie?
/e-symptome.htmlSymptome
/e-diagnostik.htmlDiagnostik
/e-therapie.htmlTherapie
/e-erwachsene.htmlErwachsene mit Rechenschwäche
/e-infoabende.htmlInfoabende für Eltern
/l-dyskalkulie.htmlText duplicate Was ist Dyskalkulie?
/l-symptome.htmlText duplicate Symptome
/l-diagnostik.htmlText duplicate Diagnostik
/l-therapie.htmlText duplicate Therapie
/l-infoabende.htmlFortbildung & Infoabende
/s-literatur.htmlLiteratur
/s-lernforschung.htmlAK Lernforschung
/s-links.htmlLinks
/k-institut.htmlDas Institut
/k-kontakt.htmlKontakt
/k-anfahrt.htmlAnfahrt
/e-diagnostik.htmlText duplicate Diagnostik
/e-therapie.htmlDyskalkulietherapie
/e-dyskalkulie.html>> hier
/e-symptome.htmlSymptomliste
/l-infoabende.htmlFortbildungen
/images/kuz-500.jpgNo Text
/s-literatur.htmlText duplicate >> hier
A-TITLE Zum Bestellformular
/impressum.htmlImpressum
/datenschutz.htmlDatenschutz

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.zdb-bonn.de/"
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)
This page loads 5 JavaScript files. This may affect the load time negatively.
The page response time is excellent with 0.05 seconds.
This page only loads 2 CSS files. That's ok.
The file size of the HTML document is fine (10 kB).

HTTP Response Header

NameValue
last-modifiedWed, 04 Oct 2023 09:04:07 GMT
etag"25ec-606e04a3453f5"
accept-rangesbytes
content-length9708
content-typetext/html
dateTue, 26 Mar 2024 15:55:21 GMT
serverApache/2.4.58 (Unix)
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 71 referring domains.
This page has 193 backlinks.
This page has backlinks from 23 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

No valid Robots.txt file was found.

Similar sites

Search preview

www.zdb-bonn.de
Zentrum für Dyskalkulietherapie Bonn
Diagnostik und Therapie von Rechenschwäche bei Kindern, Jugendlichen und Erwachsenen. Beratung für Schulen, Institutionen und Interessierte

Most important keywords

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

KeywordResultRecheck
Therapie70%Check
Bonn66%Check
Dyskalkulietherapie Bonn61%Check
Dyskalkulie59%Check
Diagnostik und Therapie58%Check
Rechenschwäche Dyskalkulie56%Check
Dyskalkulietherapie55%Check
Zentrum55%Check
Rechenschwäche54%Check
Kindern51%Check
Show more keywords and terms

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