SEO report of computer-astronomie.de
Redirected to www.vds-astro.de/fachgruppen/computerastronomie.html
Vereinigung der Sternfreunde e.V.: Computerastronomie
www.vds-astro.de/fachgruppen/computerastronomie.html
Die Website der Vereinigung der Sternfreunde e.V. - Deutschlands größter Verein für Amateurastronomen - Attraktiv und aktuell!
Tasks
- Make the site mobile device friendly.
- 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.vds-astro.de/fachgruppen/computerastronomie.html
Character length : 52
Title
Vereinigung der Sternfreunde e.V.: Computerastronomie
Description
Die Website der Vereinigung der Sternfreunde e.V. - Deutschlands größter Verein für Amateurastronomen - Attraktiv und aktuell!
Keywords (meta keywords)
Vereinigung der Sternfreunde e.V. Astronomie Amateurastronomie Hobbyastronomie Liebhaberastronomie Hobbyastronom Hobby Amateur Himmel Sterne Verein Amateurastronom VdS Journal Sterne und Weltraum Star
Error! Using “meta keywords” is meaningless in a while.
Error! Using “meta keywords” is meaningless in a while.
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.
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: ”en”.
Title
Vereinigung der Sternfreunde e.V.: Computerastronomie
Character length : 53
Good! The title’s length is between 10 and 70 characters.
Character length : 53
Good! The title’s length is between 10 and 70 characters.
Text / HTML ratio
Ratio : 16%
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 |
|---|---|---|---|---|---|
| 5 | 7 | 0 | 0 | 0 | 0 |
Heading structure in the source code
- <H1> Herzlich Willkommen
- <H2> auf der Internetpräsenz der VdS-Fachgruppe Computer-Astronomie!
- <H2> Wie kann ich in der Fachgruppe aktiv mitwirken?
- <H2> Ein Service der FG Computer-Astronomie: das Zirkular
- <H2> Einführung in die astronomische Programmierung
- <H2> Astronomische Programmierung für Fortgeschrittene
- <H2> Projekte der Fachgruppe
- <H2> Planetariumsprogramme im Vergleich
- <H1> Ihr Ansprechpartner ist
- <H1> Internetseite der Fachgruppe
- <H1> Links
- <H1> Download
Word cloud
- fachgruppe6
- vds-journal4
- astronomische4
- programmierung4
- vds-sternwarte3
- astronomie3
- zirkular3
- links3
- computer-astronomie3
- fortgeschrittene2
- vds-fachgruppe2
- sky2
- planeten2
- planetariumsprogramme2
- computerastronomie2
- fachgruppen2
- pressemitteilungen2
- angebot2
- vergleich2
- vds-mediathek2
- vds2
- impressum2
- astrofotografie2
- beobachtungstipps2
- startseite2
- einführung2
- einstieg2
Keyword matrix
| word | title | descriptions | heading |
|---|---|---|---|
| fachgruppe | |||
| vds-journal | |||
| astronomische | |||
| programmierung | |||
| vds-sternwarte | |||
| astronomie |
Two Word cloud
- der vds-fachgruppe2
- die vds-sternwarte2
- planetariumsprogramme im vergleich2
- der astronomie2
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 4 images on this web page.
Alternate attributes for the following 2 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.
Alternate attributes for the following 2 images are missing. Search engines use "alt" tags to understand image content efficiently. We strongly recommend fixing this issue.
Readability
Flesch–Kincaid Grade Level
12.00
Flesch Reading Ease
1.20
Coleman Liau Index
12.00
Automated Readability Index (ARI)
12.00
Dale–Chall Readability
10.00
SMOG Index
9.60
Spache Readibility
5.00
Number of letters
2294
Number of words
308
Number of sentences
108
Average words per sentences
3
Number of syllables
738
Syllables in words
709
Average syllables in words
2.40
Number of words in first three syllables
131
Percentage of word / syllables
42.53
Words not in Dale-Chall easy-word list
269
Words not in Spache easy-word list
170
Technologies
Mobile optimization
Error! This website is not optimized for mobile devices... It is optimized for devices which have at least 900px wide display!
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.
Loading time
452 ms
Table layout
Good! No nested tables found.
Render blocking resources
Good! No render blocking elements found!
Speed test – Javascript
Javascript
Good! Just a few javascript files are detected on the website.
File size of all javascript files combined
0.00
Javascript minifying
Great! The Javascript files are minified.
Speed test – CSS
CSS
Good! Just a few CSS files are used on this website.
File size of all css files combined
0.00
CSS minifying
Great! The CSS elements are minified.
Speed test – Compression
Uncompressed size of the of the HTML
0.00
Gzip compression
Your site uses compression.
Speed test – Browser cache
Browser cache
The browser cache is set correctly for all elements.
Speed test – Images
File size of all images combined
0.00
Image optimisation
All images are optimized.
Links
We found a total of 78 different links.
Internal links: 77
External links: 1
Internal links: 77
External links: 1
External links:
| Link text (anchor) | Link strength |
|---|---|
| Seite aufrufen |
Internal links:
| Link text (anchor) | Link strength |
|---|---|
| Einstieg | |
| Startseite | |
| Einführung | |
| Beobachtungstipps | |
| Ausgewählte Beiträge für Einsteiger | |
| Drehungen der Erde | |
| Erscheinungsbild der Himmelsobjekte | |
| Kosmische Entfernungen | |
| Mondfinsternisse | |
| Sonnenfinsternisse | |
| Astrofotografie mit einfachem Equipment | |
| Beobachtungsinstrumente | |
| Fernglas | |
| Fernrohre | |
| Angebot für Jugendliche | |
| VdS-Mediathek | |
| Wettbewerb Jugend forscht | |
| Beobachten | |
| Aktueller Sternenhimmel | |
| Astronomische Ereignisse | |
| Aktuelle Beobachtungstipps | |
| Die VdS-Sternwarte | |
| VdS-Materialzentrale | |
| Pressemitteilungen | |
| Fachgruppen | |
| Amateurteleskope / Selbstbau | |
| Astrofotografie | |
| Astronomische Vereinigungen | |
| Atmosphärische Erscheinungen | |
| Computerastronomie | |
| Zirkular der Fachgruppe | |
| Downloads | |
| Links | |
| Programmieren für Fortgeschrittene | |
| Einstieg in die Programmierung | |
| Zirkular: GNU Scientific Library | |
| Achiv des Zirkulars | |
| Planetariumsprogramme im Vergleich | |
| Dark Sky | |
| Deep Sky | |
| Geschichte der Astronomie | |
| Jugendarbeit | |
| Kleine Planeten | |
| Kometen | |
| Meteore | |
| Planeten | |
| Sonne | |
| Spektroskopie | |
| Sternbedeckungen | |
| Veränderliche | |
| Über die VdS | |
| Der Verein | |
| Mitgliedssternwarten in Ihrer Nähe finden | |
| Astronomietag | |
| Resolution gegen Lichtverschmutzung | |
| Kontakt | |
| Impressum | |
| Für Mitglieder | |
| Anmelden Mitgliederbereich | |
| Das Angebot der VdS | |
| Fragen zur Mitgliedschaft | |
| VdS-Journal | |
| Vds-Journal: Über das Journal | |
| VdS-Journal Artikel suchen | |
| VdS-Journal Autorenhinweise | |
| VdS-Mitgliedssternwarten | |
| Materialzentrale | |
| Termine | |
| Wie kann ich in der Fachgruppe aktiv mitwirken? | |
| Ein Service der FG Computer-Astronomie: das Zirkular | |
| Einführung in die astronomische Programmierung | |
| Astronomische Programmierung für Fortgeschrittene | |
| Projekte der Fachgruppe | |
| Links zu Algorithmen, Software und Programmierung | |
| Downloadbereich der Fachgruppe | |
| Kontakt | |
| Impressum |
Website security
IP
134.119.225.170
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
Error! No favicon is found. Using favicon helps to build a better brand quicker.
Order of Heading elements on mobile by position
- H1 : Herzlich Willkommen, ( 151.71875px from top )
- H2 : auf der Internetpräsenz der VdS-Fachgruppe Computer-Astronomie!, ( 185.328125px from top )
- H1 : Ihr Ansprechpartner ist, ( 278px from top )
- H2 : Wie kann ich in der Fachgruppe aktiv mitwirken?, ( 333.9375px from top )
- H1 : Internetseite der Fachgruppe, ( 371px from top )
- H2 : Ein Service der FG Computer-Astronomie: das Zirkular, ( 376.546875px from top )
- H2 : Einführung in die astronomische Programmierung, ( 419.15625px from top )
- H1 : Links, ( 438px from top )
- H2 : Astronomische Programmierung für Fortgeschrittene, ( 461.765625px from top )
- H2 : Projekte der Fachgruppe, ( 504.375px from top )
- H1 : Download, ( 518px from top )
- H2 : Planetariumsprogramme im Vergleich, ( 546.984375px from top )
Typos
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