Raumfahrtkalender.de - SEO Checker

Sign up for free! PDF Export
Overview of the SEO Check
Meta information
80% 
Page quality
78% 
Page structure
79% 
Link structure
31% 
Server
78% 
External factors
3% 
SEO Score
Response time
1.43 s
File size
154.80 kB
Words
622
Media files
11
Number of links
47 internal / 0 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Mai 2010 - Monatsarchive
The length of the page title is perfect. (231 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-de
Server location: United States of America
The following language is defined by HTML: de-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)
The favicon is linked correctly.

Meta tags

NameValue
viewportwidth=device-width, initial-scale=1
HandheldFriendlytrue
mobile-web-app-capableYES
generatorJoomla! - Open Source Content Management
langde-de
X-UA-CompatibleIE=edge
charsetutf-8

Automatically check raumfahrtkalender.de including all subpages at once!

Try for free
Guaranteed free of charge during trial period.

Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
These Typos were found:
  • mußte => musste
This page contains 622 words. That's ok.
34.6% of the text are stop words.
The page contains a listing, which indicates a good text layout.
6 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 14.76 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 12 tags for this page.
Image SEO
(Somewhat important)
Alt text (alternative text) is correctly used on all found images.
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
/images/evolution.pngOlafs Raumfahrtkalender
/images/evolution.pngOlafs Raumfahrtkalender
/images/evolution.pngOlafs Raumfahrtkalender
/images/evolution.pngOlafs Raumfahrtkalender
...mb/progress_m-04m_undocking.jpg#2010051410.05.201010.05.2010
..._thumb/onboard_sojus_tma-17.jpg#2010051412.05.201012.05.2010
...nicle/_thumb/sts-132_launch.jpg#2010051414.05.201014.05.2010
...onicle/_thumb/h-iia_202_f17.jpg#2010051420.05.201020.05.2010
...cle/_thumb/ariane-5eca_v194.jpg#2010051421.05.201021.05.2010
...onicle/_thumb/delta-iv_d349.jpg#2010051428.05.201028.05.2010
/media/mod_jsvisit_counter/flags/zz.pngUnbekannt3.490

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 Mai 2010 Willkommen in der Raumfahrtchronik, dem Herzstück von Olafs Raumfahrtkalender. Für den gewählten Zeitraum finden sich sich hier aktuell 6 Einträge (von 8173), chronologisch sortiert.
H3 10.05.2010
H3 12.05.2010
H3 14.05.2010
H3 20.05.2010
H3 21.05.2010
H3 28.05.2010
Some internal links have dynamic parameters. All internal URLs, which are not marked as nofollow, should not contain dynamic parameters.
Some anchor texts are used more than once.
The number of internal links is ok.
None of the anchor texts is too long.
There are no external links on this page.

Found links on this page

LinkAttributesAnchor text
/raumfahrtchronikAnchor Raumfahrtchronik
A-TITLE Raumfahrtchronik
/uebersichten/hintergrundartikelAnchor Hintergrundartikel (Archiv)
A-TITLE Hintergrundartikel (Archiv)
/uebersichten/raumfahrttechnikerAnchor Raumfahrttechniker
A-TITLE Raumfahrttechniker
/uebersichten/videosAnchor historische Videos
A-TITLE historische Videos
/uebersichten/traegerraketenAnchor Trägerraketen
A-TITLE Trägerraketen
/uebersichten/raumfahrerAnchor Raumfahrer
A-TITLE Raumfahrer
/uebersichten/nutzlasten?view=...Anchor Nutzlasten
A-TITLE Nutzlasten
/ueber/ueber-diese-homepageAnchor diese Homepage
A-TITLE diese Homepage
/ueber/kontaktAnchor Kontakt
A-TITLE Kontakt
/ueber/datenschutzerklärungAnchor Datenschutzerklärung
A-TITLE Datenschutzerklärung
/suche?f=2Anchor Suche
A-TITLE Suche
https://raumfahrtkalender.de/IMG-ALT Olafs Raumfahrtkalender
/raumfahrtchronikAnchor Text duplicate Raumfahrtchronik
A-TITLE Raumfahrtchronik
/uebersichten/hintergrundartikelAnchor Text duplicate Hintergrundartikel (Archiv)
A-TITLE Hintergrundartikel (Archiv)
/uebersichten/raumfahrttechnikerAnchor Text duplicate Raumfahrttechniker
A-TITLE Raumfahrttechniker
/uebersichten/videosAnchor Text duplicate historische Videos
A-TITLE historische Videos
/uebersichten/traegerraketenAnchor Text duplicate Trägerraketen
A-TITLE Trägerraketen
/uebersichten/raumfahrerAnchor Text duplicate Raumfahrer
A-TITLE Raumfahrer
/uebersichten/nutzlasten?view=...Anchor Text duplicate Nutzlasten
A-TITLE Nutzlasten
/ueber/ueber-diese-homepageAnchor Text duplicate diese Homepage
A-TITLE diese Homepage
/ueber/kontaktAnchor Text duplicate Kontakt
A-TITLE Kontakt
/ueber/datenschutzerklärungAnchor Text duplicate Datenschutzerklärung
A-TITLE Datenschutzerklärung
/suche?f=2Anchor Text duplicate Suche
A-TITLE Suche
https://raumfahrtkalender.de/Text duplicate IMG-ALT Olafs Raumfahrtkalender
/raumfahrtchronikAnchor Text duplicate Raumfahrtchronik
A-TITLE Raumfahrtchronik
/uebersichten/hintergrundartikelAnchor Text duplicate Hintergrundartikel (Archiv)
A-TITLE Hintergrundartikel (Archiv)
/uebersichten/raumfahrttechnikerAnchor Text duplicate Raumfahrttechniker
A-TITLE Raumfahrttechniker
/uebersichten/videosAnchor Text duplicate historische Videos
A-TITLE historische Videos
/uebersichten/traegerraketenAnchor Text duplicate Trägerraketen
A-TITLE Trägerraketen
/uebersichten/raumfahrerAnchor Text duplicate Raumfahrer
A-TITLE Raumfahrer
/uebersichten/nutzlasten?view=...Anchor Text duplicate Nutzlasten
A-TITLE Nutzlasten
/ueber/ueber-diese-homepageAnchor Text duplicate diese Homepage
A-TITLE diese Homepage
/ueber/kontaktAnchor Text duplicate Kontakt
A-TITLE Kontakt
/ueber/datenschutzerklärungAnchor Text duplicate Datenschutzerklärung
A-TITLE Datenschutzerklärung
/suche?f=2Anchor Text duplicate Suche
A-TITLE Suche
/raumfahrtchronik/ereignis/201...Anchor 10.05.2010
/raumfahrtchronik/ereignis/201...Anchor weiterlesen..
/raumfahrtchronik/ereignis/201...Anchor 12.05.2010
/raumfahrtchronik/ereignis/201...Anchor Text duplicate weiterlesen..
/raumfahrtchronik/ereignis/201...Anchor 14.05.2010
/raumfahrtchronik/ereignis/201...Anchor Text duplicate weiterlesen..
/raumfahrtchronik/ereignis/201...Anchor 20.05.2010
/raumfahrtchronik/ereignis/201...Anchor Text duplicate weiterlesen..
/raumfahrtchronik/ereignis/201...Anchor 21.05.2010
/raumfahrtchronik/ereignis/201...Anchor Text duplicate weiterlesen..
/raumfahrtchronik/ereignis/201...Anchor 28.05.2010
/raumfahrtchronik/ereignis/201...Anchor Text duplicate weiterlesen..

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://raumfahrtkalender.de/raumfahrtchronik/2010/05#20100514"
HTTP header
(Important)
The X-powered header is sent within the response header. (unnecessary)
The web server transmits the web page (HTML) in compressed form.
Performance
(Somewhat important)
The page response time is slow (1.43 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 (155 kB).

HTTP Response Header

NameValue
x-powered-byPHP/8.3.20
x-frame-optionsSAMEORIGIN
referrer-policystrict-origin-when-cross-origin
cross-origin-opener-policysame-origin
link
content-encodinggzip
varyAccept-Encoding
expiresWed, 17 Aug 2005 00:00:00 GMT
cache-controlno-store, no-cache, must-revalidate, post-check=0, pre-check=0
pragmano-cache
set-cookie91 Characters
x-content-type-optionsnosniff
last-modifiedWed, 14 May 2025 02:12:36 GMT
content-typetext/html; charset=utf-8
dateWed, 14 May 2025 02:12:35 GMT
serverApache
statuscode200
http_versionHTTP/2

External factors

This page has only a few links from other websites.
This page only has backlinks from 1 referring domains.
This page only has 1 backlinks.
This page only has few backlinks from 1 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

# If the Joomla site is installed within a folder
# eg www.example.com/joomla/ then the robots.txt file
# MUST be moved to the site root
# eg www.example.com/robots.txt
# AND the joomla folder name MUST be prefixed to all of the
# paths.
# eg the Disallow rule for the /administrator/ folder MUST
# be changed to read
# Disallow: /joomla/administrator/
#
# For more information about the robots.txt standard, see:
# https://www.robotstxt.org/orig.html

User-agent: *
Disallow: /administrator/
Disallow: /api/
Disallow: /bin/
Disallow: /cache/
Disallow: /cli/
Disallow: /components/
Disallow: /includes/
Disallow: /installation/
Disallow: /language/
Disallow: /layouts/
Disallow: /libraries/
Disallow: /logs/
Disallow: /modules/
Disallow: /plugins/
Disallow: /tmp/

Similar sites

Search preview

raumfahrtkalender.de › raumfahrtchronik › 2010
Mai 2010 - Monatsarchive

Most important keywords

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

KeywordResultRecheck
Raumfahrtkalender53%Check
Olafs Raumfahrtkalender49%Check
Archiv46%Check
Olafs45%Check
Raumfahrtchronik44%Check
Offcanvas39%Check
Willkommen38%Check
Herzstück38%Check
gewählten38%Check
Zeitraum38%Check
Show more keywords and terms

Automatically check raumfahrtkalender.de including all subpages at once!

Try for free
Guaranteed free of charge during trial period.

Cookie Policy

We use cookies to make our site work and also for analytics and advertising purposes. You can enable or disable optional cookies as desired. See the following links for more information.

Contact | Privacy

We need these so the site can function properly

So we can better understand how visitors use our website

So we can serve you tailored ads and promotions