Giga-parsec.de - SEO Checker

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Overview of the SEO Check
Meta information
77% 
Page quality
79% 
Page structure
79% 
Link structure
47% 
Server
95% 
External factors
11% 
SEO Score
Response time
1.95 s
File size
81.10 kB
Words
986
Media files
27
Number of links
181 internal / 2 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Stars and Telescopes – Vistas in Astronomy
The length of the page title is perfect. (391 pixels out of 580 max pixel length)
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
Language defined in HTML: de
Server location: United States of America
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 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)
No favicon is linked in the HTML code.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1
robotsmax-image-preview:large
generatorWordPress 6.8.1
langde
charsetUTF-8

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Page quality

Content
(Critically important)
These Typos were found:
  • muß => muss
  • duch => durch
This page contains 986 words. That's ok.
29% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
Words from the H1 heading are used in the page content.
The page contains a listing, which indicates a good text layout.
10 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.
The average number of words per sentence of 16.1 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
A viewport "width=device-width, initial-scale=1" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 20 tags for this page.
Image SEO
(Somewhat important)
11 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
/wp21/wp-content/uploads/2021/01/OHL.jpgStars and Telescopes
...tent/uploads/2016/04/im_flur-300x262.jpgim_flur
...22c133eef358ea6adc660aa?s=49&d=blank&r=gNo alt attribute provided
...22c133eef358ea6adc660aa?s=49&d=blank&r=gNo alt attribute provided
...22c133eef358ea6adc660aa?s=49&d=blank&r=gNo alt attribute provided
...22c133eef358ea6adc660aa?s=49&d=blank&r=gNo alt attribute provided
...22c133eef358ea6adc660aa?s=49&d=blank&r=gNo alt attribute provided
...22c133eef358ea6adc660aa?s=49&d=blank&r=gNo alt attribute provided
...22c133eef358ea6adc660aa?s=49&d=blank&r=gNo alt attribute provided
...22c133eef358ea6adc660aa?s=49&d=blank&r=gNo alt attribute provided
...22c133eef358ea6adc660aa?s=49&d=blank&r=gNo alt attribute provided
...22c133eef358ea6adc660aa?s=49&d=blank&r=gNo alt attribute provided
...22c133eef358ea6adc660aa?s=49&d=blank&r=gNo alt attribute provided
...ntent/plugins/gtranslate/flags/24/de.pngde

Page structure

H1 heading
(Critically important)
Stars and Telescopes
The H1 heading is perfect.
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.

Heading structure

Heading levelContent
H1 Stars and Telescopes
H2 Mein neues Teleskop, ein 16″ GSO Ritchey-Chretien
H2 Der Twin-Quasar QSO 0957+561 A/B
H2 Mein neuer Kanal auf youtube
H2 Das James-Webb-Teleskop, der Nachfolger vom Hubble – Teil 1
H2 Jupiter mit dem 1m-Cassegrain des OHL
H2 Jupiter und Saturn 2021
H2 Emil und der Mond
H2 Komet Holmes wiederentdeckt
H2 Der Kokon-Nebel – IC5146
H2 Der Hantelnebel – M27
H2 Der Ringnebel – Messier 57
H2 Seitennummerierung der Beiträge
H2 Neueste Beiträge
H2 Archive
H2 Kategorien
H3 Das passiert gerade.
H5 Februar 2016
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 2 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://giga-parsec.de/Anchor Zum Inhalt springen
https://giga-parsec.de/wp21/Stars and Telescopes
https://www.giga-parsec.de/Subdomain Startseite
/wp21/ueber-mich/Über mich
/wp21/alte-seiten/Alte Seiten
/wp21/datenschutz/Datenschutz
/wp21/impressum/Impressum
https://giga-parsec.de/wp21/Text duplicate IMG-ALT Stars and Telescopes
/wp21/mein-neuer-16-ritchey-ch...Mein neues Teleskop, ein 16″ GSO Ritchey-Chretien
/wp21/mein-neuer-16-ritchey-ch...Anchor „Mein neues Teleskop, ein 16″ GSO Ritchey-Chretien“ weiterlesen
/wp21/author/uwe271/Udo Zlender
/wp21/mein-neuer-16-ritchey-ch...Februar 12, 2016Januar 13, 2023
/wp21/category/allgemein/Allgemein
/wp21/category/technik/Technik
/wp21/category/teleskope/Teleskope
/wp21/der-twin-quasar-qso-0957...Der Twin-Quasar QSO 0957+561 A/B
/wp21/der-twin-quasar-qso-0957...Anchor „Der Twin-Quasar QSO 0957+561 A/B“ weiterlesen
/wp21/author/uwe271/Text duplicate Udo Zlender
/wp21/der-twin-quasar-qso-0957...Juni 17, 2022Juli 10, 2022
/wp21/category/agn/AGN
/wp21/category/bilder/Bilder
/wp21/category/bildverarbeitung/Bildverarbeitung
/wp21/category/datenbanken/Datenbanken
/wp21/category/meine-youtube-v...meine youtube videos
/wp21/category/quasar/Quasar
/wp21/category/rechnereien/Rechnereien
/wp21/mein-neuer-kanal-auf-you...Mein neuer Kanal auf youtube
/wp21/mein-neuer-kanal-auf-you...Anchor „Mein neuer Kanal auf youtube“ weiterlesen
/wp21/author/uwe271/Text duplicate Udo Zlender
/wp21/mein-neuer-kanal-auf-you...Dezember 27, 2021Juli 30, 2022
/wp21/category/bilder/Text duplicate Bilder
/wp21/category/computational-a...Computational Astrophysics
/wp21/category/programmierung/Programmierung
/wp21/das-james-webb-teleskop-...Das James-Webb-Teleskop, der Nachfolger vom Hubble – Teil 1
https://webb.nasa.gov/content/...External Subdomain Das passiert gerade.
/wp21/das-james-webb-teleskop-...Anchor „Das James-Webb-Teleskop, der Nachfolger vom Hubble – Teil 1“ weiterlesen
/wp21/author/uwe271/Text duplicate Udo Zlender
/wp21/das-james-webb-teleskop-...November 19, 2021Dezember 31, 2021
/wp21/category/allgemein/Text duplicate Allgemein
/wp21/category/kameras/Kameras
/wp21/category/technik/Text duplicate Technik
/wp21/category/teleskope/Text duplicate Teleskope
/wp21/jupiter-mit-dem-1m-casse...Jupiter mit dem 1m-Cassegrain des OHL
/wp21/jupiter-mit-dem-1m-casse...Anchor „Jupiter mit dem 1m-Cassegrain des OHL“ weiterlesen
/wp21/author/uwe271/Text duplicate Udo Zlender
/wp21/jupiter-mit-dem-1m-casse...November 5, 2021November 16, 2021
/wp21/category/bilder/Text duplicate Bilder
/wp21/category/bildverarbeitung/Text duplicate Bildverarbeitung
/wp21/category/kameras/Text duplicate Kameras
/wp21/category/programmierung/Text duplicate Programmierung
/wp21/category/software/Software
/wp21/category/technik/Text duplicate Technik
/wp21/category/teleskope/Text duplicate Teleskope
/wp21/jupiter-und-saturn-2021/Jupiter und Saturn 2021
/wp21/jupiter-und-saturn-2021/Anchor „Jupiter und Saturn 2021“ weiterlesen
/wp21/author/uwe271/Text duplicate Udo Zlender
/wp21/jupiter-und-saturn-2021/Oktober 15, 2021Oktober 16, 2021
/wp21/category/allgemein/Text duplicate Allgemein
/wp21/category/bilder/Text duplicate Bilder
/wp21/category/bildverarbeitung/Text duplicate Bildverarbeitung
/wp21/category/kameras/Text duplicate Kameras
/wp21/category/software/Text duplicate Software
/wp21/category/technik/Text duplicate Technik
/wp21/category/teleskope/Text duplicate Teleskope
/wp21/category/tipps-und-tricks/Tipps und Tricks
/wp21/category/uncategorized/Uncategorized
/wp21/emil-und-der-mond/Emil und der Mond
/wp21/emil-und-der-mond/Anchor „Emil und der Mond“ weiterlesen
/wp21/author/uwe271/Text duplicate Udo Zlender
/wp21/emil-und-der-mond/September 20, 2021November 16, 2021
/wp21/category/bilder/Text duplicate Bilder
/wp21/category/teleskope/Text duplicate Teleskope
/wp21/category/uncategorized/Text duplicate Uncategorized
/wp21/komet-holmes-wiederentde...Komet Holmes wiederentdeckt
/wp21/komet-holmes-wiederentde...Anchor „Komet Holmes wiederentdeckt“ weiterlesen
/wp21/author/uwe271/Text duplicate Udo Zlender
/wp21/komet-holmes-wiederentde...September 16, 2021September 17, 2021
/wp21/category/bilder/Text duplicate Bilder
/wp21/category/bildverarbeitung/Text duplicate Bildverarbeitung
/wp21/category/uncategorized/Text duplicate Uncategorized
/wp21/der-kokon-nebel-ic5146/Der Kokon-Nebel – IC5146
/wp21/der-kokon-nebel-ic5146/Anchor „Der Kokon-Nebel – IC5146“ weiterlesen
/wp21/author/uwe271/Text duplicate Udo Zlender
/wp21/der-kokon-nebel-ic5146/September 11, 2021September 14, 2021
/wp21/category/bilder/Text duplicate Bilder
/wp21/category/uncategorized/Text duplicate Uncategorized
/wp21/der-hantelnebel-m27/Der Hantelnebel – M27
/wp21/der-hantelnebel-m27/Anchor „Der Hantelnebel – M27“ weiterlesen
/wp21/author/uwe271/Text duplicate Udo Zlender
/wp21/der-hantelnebel-m27/September 10, 2021September 16, 2021
/wp21/category/bilder/Text duplicate Bilder
/wp21/category/uncategorized/Text duplicate Uncategorized
/wp21/der-ringnebel-messier-57/Der Ringnebel – Messier 57
/wp21/der-ringnebel-messier-57/Anchor „Der Ringnebel – Messier 57“ weiterlesen
/wp21/author/uwe271/Text duplicate Udo Zlender
/wp21/der-ringnebel-messier-57/August 17, 2021September 17, 2021
/wp21/category/bilder/Text duplicate Bilder
/wp21/category/bildverarbeitung/Text duplicate Bildverarbeitung
/wp21/category/kameras/Text duplicate Kameras
/wp21/category/uncategorized/Text duplicate Uncategorized
/wp21/page/2/Seite 2
/wp21/page/12/Seite 12
/wp21/page/2/Nächste Seite
/wp21/der-twin-quasar-qso-0957...Text duplicate Der Twin-Quasar QSO 0957+561 A/B
/wp21/mein-neuer-kanal-auf-you...Text duplicate Mein neuer Kanal auf youtube
/wp21/das-james-webb-teleskop-...Text duplicate Das James-Webb-Teleskop, der Nachfolger vom Hubble – Teil 1
/wp21/jupiter-mit-dem-1m-casse...Text duplicate Jupiter mit dem 1m-Cassegrain des OHL
/wp21/jupiter-und-saturn-2021/Text duplicate Jupiter und Saturn 2021
/wp21/2022/06/Juni 2022
/wp21/2021/12/Dezember 2021
/wp21/2021/11/November 2021
/wp21/2021/10/Oktober 2021
/wp21/2021/09/September 2021
/wp21/2021/08/August 2021
/wp21/2021/07/Juli 2021
/wp21/2021/06/Juni 2021
/wp21/2021/05/Mai 2021
/wp21/2021/04/April 2021
/wp21/2021/03/März 2021
/wp21/2021/02/Februar 2021
/wp21/2021/01/Januar 2021
/wp21/2020/12/Dezember 2020
/wp21/2020/11/November 2020
/wp21/2020/10/Oktober 2020
/wp21/2020/07/Juli 2020
/wp21/2020/06/Juni 2020
/wp21/2020/05/Mai 2020
/wp21/2020/04/April 2020
/wp21/2020/03/März 2020
/wp21/2020/02/Februar 2020
/wp21/2020/01/Januar 2020
/wp21/2019/04/April 2019
/wp21/2019/03/März 2019
/wp21/2019/01/Januar 2019
/wp21/2018/10/Oktober 2018
/wp21/2018/07/Juli 2018
/wp21/2018/06/Juni 2018
/wp21/2018/05/Mai 2018
/wp21/2018/02/Februar 2018
/wp21/2017/11/November 2017
/wp21/2017/10/Oktober 2017
/wp21/2017/09/September 2017
/wp21/2017/08/August 2017
/wp21/2017/07/Juli 2017
/wp21/2017/06/Juni 2017
/wp21/2017/05/Mai 2017
/wp21/2017/03/März 2017
/wp21/2017/02/Februar 2017
/wp21/2016/12/Dezember 2016
/wp21/2016/11/November 2016
/wp21/2016/10/Oktober 2016
/wp21/2016/08/August 2016
/wp21/2016/07/Juli 2016
/wp21/2016/06/Juni 2016
/wp21/2016/05/Mai 2016
/wp21/2016/04/April 2016
/wp21/2016/03/März 2016
/wp21/2016/02/Februar 2016
/wp21/category/agn/Text duplicate AGN
/wp21/category/allgemein/Text duplicate Allgemein
/wp21/category/bilder/Text duplicate Bilder
/wp21/category/bildverarbeitung/Text duplicate Bildverarbeitung
/wp21/category/computational-a...Text duplicate Computational Astrophysics
/wp21/category/datenbanken/Text duplicate Datenbanken
/wp21/category/kameras/Text duplicate Kameras
/wp21/category/meine-youtube-v...Text duplicate meine youtube videos
/wp21/category/programmierung/Text duplicate Programmierung
/wp21/category/quasar/Text duplicate Quasar
/wp21/category/rechnereien/Text duplicate Rechnereien
/wp21/category/software/Text duplicate Software
/wp21/category/supernova/Supernova
/wp21/category/technik/Text duplicate Technik
/wp21/category/teleskope/Text duplicate Teleskope
/wp21/category/tipps-und-tricks/Text duplicate Tipps und Tricks
/wp21/category/uncategorized/Text duplicate Uncategorized
https://www.giga-parsec.de/Subdomain Text duplicate Startseite
/wp21/ueber-mich/Text duplicate Über mich
/wp21/alte-seiten/Text duplicate Alte Seiten
/wp21/datenschutz/Text duplicate Datenschutz
/wp21/impressum/Text duplicate Impressum
https://giga-parsec.de/wp21/Text duplicate Stars and Telescopes
/wp21/datenschutz/Text duplicate Datenschutz
https://de.wordpress.org/External Subdomain Stolz präsentiert von WordPress

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://giga-parsec.de/"
HTTP header
(Important)
No X-Powered HTTP header is sent.
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time is very slow (1.95 seconds). The response time should be less than 0.4 seconds. Slow websites are bad for search engine bots and also result in bad user experience.
The file size of the HTML document is fine (81 kB).

HTTP Response Header

NameValue
link<https://giga-parsec.de/wp21/wp-json/>; rel="https://api.w.org/"
set-cookie100 Characters
strict-transport-securitymax-age=31536000
varyAccept-Encoding
content-encodinggzip
content-typetext/html; charset=UTF-8
dateWed, 14 May 2025 15:46:28 GMT
serverApache
statuscode200
http_versionHTTP/2

External factors

This page has only a few links from other websites.
This page only has backlinks from 2 referring domains.
This page only has 2 backlinks.
This page only has few backlinks from 2 different ip addresses.
This page is referenced by wikipedia.

Links from Wikipedia

You can find more links using Wikipedia search

Robots.txt

No valid Robots.txt file was found.

Similar sites

Search preview

Most important keywords

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

KeywordResultRecheck
Stars63%Check
Telescopes63%Check
Telescopes Vistas55%Check
Vistas46%Check
Astronomy45%Check
Nebel43%Check
Jupiter43%Check
neues43%Check
Teleskop43%Check
Beiträge39%Check
Show more keywords and terms

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