SEO report of semantische-systeme.eu
Redirected to www.derivo.de/home/
Home - derivo GmbH
www.derivo.de/home/
Die derivo GmbH ist eine innovative Firma, spezialisiert auf Semantische Technologien
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.derivo.de/home/
Character length : 19
Title
Home - derivo GmbH
Description
Die derivo GmbH ist eine innovative Firma, spezialisiert auf Semantische Technologien
Keywords (meta keywords)
Semantische Systeme, Semantische Technologien, Semantisches Web, RDF, OWL, OEM, Ontologien, Schlussfolgern, Wissensrepräsentation, derivo
Error! Using “meta keywords” is meaningless in a while.
Error! Using “meta keywords” is meaningless in a while.
Open Graph Protocol
Good! The OG (Open Graph) protocol is set on this website.
title: derivo GmbH
type: company
url: http://www.derivo.de/
image: http://www.uni-ulm.de/fileadmin/externe_websites/ext.derivo/images/layout/logo_englisch_01.png
description: derivo GmbH is an innovative company specialized on semantic technologies.
latitude: 48.422836
longitude: 9.957467
street-address: James-Franck-Ring
locality: Ulm
postal-code: 89081
country-name: Germany
phone_number: +49 731 50 24 207
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://derivo.de/robots.txt
https://derivo.de/robots.txt
| User-agent | Disallowed for the search engines |
|---|---|
| * |
|
Social
Social Engagement
No info found.
Content
Doctype
Missing doctype element
Encoding
Perfect! The character encoding is set: UTF-8.
Language
We have found the language localisation: ”de”.
Title
Home - derivo GmbH
Character length : 28
Good! The title’s length is between 10 and 70 characters.
Character length : 28
Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 17%
Acceptable! The text / code ratio is between 15 and 25 percent.
Acceptable! The text / code ratio is between 15 and 25 percent.
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
|---|---|---|---|---|---|
| 1 | 1 | 3 | 0 | 0 | 0 |
Heading structure in the source code
- <H1> Wissen bringt den Erfolg
- <H2> Informationen in ihren Zusammenhängen begreifen
- <H3> September 2016
- <H3>
- <H3> News Archiv
Word cloud
- derivo4
- lösungen3
- informationen3
- semantischen2
- produkte2
- new2
- gmbh2
- unternehmen2
- wissen2
- home2
Keyword matrix
| word | title | descriptions | heading |
|---|---|---|---|
| derivo | |||
| lösungen | |||
| informationen | |||
| semantischen | |||
| produkte | |||
| new |
404 Page
The website has no standard 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 8 images on this web page.
Alternate attributes for the following 1 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.
Alternate attributes for the following 1 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.
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
22
Number of source domains
2
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://derivo.de/typo3temp/javascript_e1f314a320.js?1473182214
- http://derivo.de/.. /svgreplace_mod.js
- http://derivo.de/typo3temp/stylesheet_a490dd7cbb.css?1473182214
- http://derivo.de/.. /skin.css
- http://derivo.de/.. /jquery.fancybox-1.3.2.css
- http://derivo.de/.. /my_layout.css
- http://derivo.de/.. /base.css
- http://derivo.de/.. /nav_slidingdoor.css
- http://derivo.de/.. /basemod.css
- http://derivo.de/.. /content.css
- http://derivo.de/.. /rte.css
- http://derivo.de/.. /print_draft.css
Speed test – Javascript
Javascript
Good! Just a few javascript files are detected on the website.
File size of all javascript files combined
2.72KB
Javascript minifying
You can save 340B (37% 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
58.58KB
CSS minifying
You can save 25.1KB (46% compression) on the analysed URL by minifying the CSS files.
- By minifying http://derivo.de/.. /base.css you can save 6.1KB (72% compression rate)
- By minifying http://derivo.de/.. /nav_slidingdoor.css you can save 4.9KB (50% compression rate)
- By minifying http://derivo.de/.. /content.css you can save 4.3KB (52% compression rate)
- By minifying http://derivo.de/.. /print_draft.css you can save 2.5KB (82% compression rate)
- By minifying http://derivo.de/.. /jquery.fancybox-1.3.2.css you can save 1.7KB (20% compression rate)
- By minifying http://derivo.de/.. /rte.css you can save 1.7KB (37% compression rate)
- By minifying http://derivo.de/.. /basemod.css you can save 1.4KB (50% compression rate)
- By minifying http://derivo.de/typo3temp/stylesheet_a490dd7cbb.css?1473182214 you can save 1.2KB (25% compression rate)
- By minifying http://derivo.de/.. /skin.css you can save 822B (19% compression rate)
- By minifying http://derivo.de/.. /my_layout.css you can save 436B (64% compression rate)
Speed test – Compression
Uncompressed size of the of the HTML
11.75KB
Gzip compression
Error! By using Gzip you can save 8KB (79% compression) on your site.
- By compressing http://derivo.de/.. /nav_slidingdoor.css you can save 8KB (79% compression rate)
- By compressing http://www.derivo.de/home you can save 7.8KB (67% compression rate)
- By compressing http://derivo.de/.. /jquery.fancybox-1.3.2.css you can save 6.9KB (79% compression rate)
- By compressing http://derivo.de/.. /base.css you can save 5.5KB (64% compression rate)
- By compressing http://derivo.de/.. /content.css you can save 5.4KB (66% compression rate)
- By compressing http://derivo.de/.. /skin.css you can save 3.6KB (83% compression rate)
- By compressing http://derivo.de/typo3temp/stylesheet_a490dd7cbb.css?1473182214 you can save 3.6KB (75% compression rate)
- By compressing http://derivo.de/.. /rte.css you can save 3.1KB (68% compression rate)
- By compressing http://derivo.de/.. /print_draft.css you can save 1.8KB (58% compression rate)
- By compressing http://derivo.de/.. /basemod.css you can save 1.7KB (57% compression rate)
- By compressing http://derivo.de/.. /svgreplace_mod.js you can save 553B (47% compression rate)
- By compressing http://derivo.de/typo3temp/javascript_e1f314a320.js?1473182214 you can save 523B (56% compression rate)
- By compressing http://derivo.de/.. /my_layout.css you can save 328B (49% compression rate)
Speed test – Browser cache
Number of static resources (image, JS, CSS)
21
Browser cache
The browser cache is not set correctly for all elements.
| URL | Duration |
|---|---|
| http://derivo.de/fileadmin/_migrated/media/home_de.jpg | Expiry time is not specified |
| http://derivo.de/.. /background_white_to_grey_with_lines.png | Expiry time is not specified |
| http://derivo.de/.. /delicious.png | Expiry time is not specified |
| http://derivo.de/.. /linkedin.png | Expiry time is not specified |
| http://derivo.de/.. /sprite.gif | Expiry time is not specified |
| http://derivo.de/.. /twitter.png | Expiry time is not specified |
| http://derivo.de/.. /xing.png | Expiry time is not specified |
| http://derivo.de/.. /logo_deutsch_01.png | Expiry time is not specified |
| http://derivo.de/.. /printsymbol2.png | Expiry time is not specified |
Speed test – Images
File size of all images combined
364.27KB
Image optimisation
You can save 45.6KB (60% compression) by optimising the images below:
- By lossless compressing the http://derivo.de/fileadmin/_migrated/media/home_de.jpg you can save 44.5KB (60%) data.
- By lossless compressing the http://derivo.de/.. /twitter.png you can save 1,015B (67%) data.
- By lossless compressing the http://derivo.de/.. /linkedin.png you can save 119B (35%) data.
Links
We found a total of 19 different links.
Internal links: 11
External links: 8
Internal links: 11
External links: 8
External links:
Internal links:
| Link text (anchor) | Link strength |
|---|---|
| English | |
| Kontakt | |
| http://www.derivo.de/home | |
| Lösungen | |
| Produkte | |
| Ressourcen | |
| derivo | |
| Konclude | |
| über die derivo GmbH | |
| BA/MA-Abschlussarbeiten | |
| Impressum |
Website security
IP
78.46.140.200
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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