SEO report of tiemanneducation.de
Fachdidaktik & Lehr- / Lernforschung Chemie
www.tiemanneducation.de/
Humboldt Universität zu Berlin
Tasks
- Select one version of your site as main and make a redirect from other versions to that one.
- Avoid using deprecated HTML tags.
- Implement the viewport meta tag.
SEO
URL
Domain : www.tiemanneducation.de/
Character length : 24
Title
Fachdidaktik & Lehr- / Lernforschung Chemie
Description
Humboldt Universität zu Berlin
Keywords (meta keywords)
Good! The website does not use “meta keywords”.
Open Graph Protocol
Error! The website does not use the OG (Open Graph) protocol.
Dublin Core
Dublin Core is not used
Underscores in the URLs
Good! No underscore (_) found in the URLs.
Search engine friendly URLs
Good! The website uses SEO friendly URLs.
Checking the robots.txt file
There is robots.txt file.
https://tiemanneducation.de/robots.txt
https://tiemanneducation.de/robots.txt
| User-agent | Disallowed for the search engines |
|---|---|
| * |
|
Social
Social Engagement
No info found.
Content
Doctype
XHTML 1.0 Transitional
Encoding
Perfect! The character encoding is set: UTF-8.
Language
We have found the language localisation: ”de”.
Title
Fachdidaktik & Lehr- / Lernforschung Chemie
Character length : 47
Good! The title’s length is between 10 and 70 characters.
Character length : 47
Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 25%
Good! The text / code ratio is between 25 and 70 percent.
Good! The text / code ratio is between 25 and 70 percent.
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
|---|---|---|---|---|---|
| 1 | 0 | 1 | 3 | 0 | 0 |
Heading structure in the source code
- <H1> Fachdidaktik & Lehr- / Lernforschung Chemie
- <H4> Prof. Dr. rer. nat. Rüdiger Tiemann
- <H3> Integrierte ArbeitsgruppeDr. rer. nat. Jenna Koenen
- <H4> Fachdidaktik & Lehr-/Lernforschung Chemie
- <H4> Chemistry Education & Research on Teaching and Instruction in Chemistry
Word cloud
- und9
- der9
- chemie7
- research7
- berlin6
- chemistry6
- die6
- sie4
- fachdidaktik4
- humboldt-universität3
- von3
- education3
- für3
- jenna2
- hu-berlin2
- contexts2
- bereich2
- dabei2
- methods2
- evaluation2
- educational2
- processes2
- empirischen2
- projects2
- auf2
- lehr-/lernforschung2
- forschung2
- topics2
- rer2
- lehr2
- nat2
- lernforschung2
- newtonstr2
- instruction2
- tel2
- teaching2
- raum2
- institut2
Keyword matrix
| word | title | descriptions | heading |
|---|---|---|---|
| und | |||
| der | |||
| chemie | |||
| research | |||
| berlin | |||
| chemistry |
Two Word cloud
- lehr-/lernforschung chemie2
- fachdidaktik lehr2
- chemistry education2
404 Page
The website has a 404 error page.
Flash content
Good! The website does not have any flash contents.
Frame
Good! The website does not use iFrame solutions.
Images
We found 2 images on this web page.
Good! Every image has an alternative text attributes set on this website.
Good! Every image has an alternative text attributes set on this website.
Technologies
Deprecated HTML elements
Good! No deprecated HTML tags are detected.
Redirection (www / not www)
Error! The web address is accessible with and without www!
Deprecated HTML elements
Good! No deprecated HTML tags are detected.
Printability
Suggestion! Unfortunately, no printer-friendly CSS found.
Meta Tag (viewport tag, mobile devices)
Error! The meta tag named viewport is missing.
Speed test
Server response time
The server response time is fast enough.
Table layout
Good! No nested tables found.
Number of HTTP resources
17
Number of source domains
3
Render blocking resources
The elements below are blocking the “above the fold” rendering.
List of render blocking javascript files
List of render blocking javascript files
- http://www.tiemann-education.de/.. /jquery.js?ver=1.12.4
- http://www.tiemann-education.de/.. /jquery-migrate.min.js?ver=1.4.1
- http://www.tiemann-education.de/.. /style.css?ver=2.5.2
Speed test – Javascript
Javascript
Good! Just a few javascript files are detected on the website.
File size of all javascript files combined
164.36KB
Javascript minifying
You can save 2.5KB (32% compression) on the analysed URL by minifying the javascript files.
Speed test – CSS
CSS
Good! Just a few CSS files are used on this website.
File size of all css files combined
38.22KB
CSS minifying
You can save 8.8KB (24% compression) on the analysed URL by minifying the CSS files.
- By minifying http://www.tiemann-education.de/.. /style.css?ver=2.5.2 you can save 8.8KB (24% compression rate)
Speed test – Compression
Uncompressed size of the of the HTML
14.70KB
Gzip compression
Error! By using Gzip you can save 61.9KB (65% compression) on your site.
- By compressing http://www.tiemann-education.de/.. /jquery.js?ver=1.12.4 you can save 61.9KB (65% compression rate)
- By compressing http://www.tiemann-education.de/.. /style.css?ver=2.5.2 you can save 31.7KB (83% compression rate)
- By compressing http://www.tiemanneducation.de you can save 9.4KB (65% compression rate)
- By compressing http://www.tiemann-education.de/.. /wp-emoji-release.min.js?ver=4.8.5 you can save 7.4KB (63% compression rate)
- By compressing http://www.tiemann-education.de/.. /jquery-migrate.min.js?ver=1.4.1 you can save 5.9KB (60% compression rate)
- By compressing http://www.tiemann-education.de/.. /superfish.js?ver=1.7.5 you can save 4.8KB (67% compression rate)
- By compressing http://www.tiemann-education.de/.. /wp-embed.min.js?ver=4.8.5 you can save 647B (47% compression rate)
- By compressing http://www.tiemann-education.de/.. /hoverIntent.min.js?ver=1.8.1 you can save 636B (57% compression rate)
- By compressing http://www.tiemann-education.de/.. /superfish.args.js?ver=2.5.2 you can save 198B (40% compression rate)
Speed test – Browser cache
Number of static resources (image, JS, CSS)
6
Browser cache
The browser cache is not set correctly for all elements.
| URL | Duration |
|---|---|
| http://www.tiemann-education.de/.. /button.png | Expiry time is not specified |
| http://www.tiemann-education.de/.. /header-img.jpg | Expiry time is not specified |
| http://www.tiemann-education.de/.. /logo.png | Expiry time is not specified |
| http://www.tiemann-education.de/.. /search.png | Expiry time is not specified |
| http://www.tiemann-education.de/.. /Eingangsseite.jpg | Expiry time is not specified |
| http://www.google-analytics.com/analytics.js | 2 hours |
Speed test – Images
File size of all images combined
256.09KB
Image optimisation
You can save 183KB (72% compression) by optimising the images below:
- By lossless compressing the http://www.tiemann-education.de/.. /header-img.jpg you can save 90KB (73%) data.
- By lossless compressing the http://www.tiemann-education.de/.. /Eingangsseite.jpg you can save 90KB (73%) data.
- By lossless compressing the http://www.tiemann-education.de/.. /logo.png you can save 3KB (35%) data.
Links
We found a total of 11 different links.
Internal links: 1
External links: 10
Internal links: 1
External links: 10
External links:
Internal links:
| Link text (anchor) | Link strength |
|---|---|
| Top of Page |
Website security
IP
194.117.254.21
External hidden links
Good! No hidden external links found
Looking for eval()
Good! No eval(bas64_decode()) scripts are found
Checking for XSS vulnerability
No XSS vulnerability found
Email encryption
Good! We have not found any unencrypted email addresses.
Sites on same ip
Icons
Favicon
Good! The website uses favicon.
Typos
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