Planetarium-mannheim.de - SEO Checker

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Overview of the SEO Check
Meta information
100% 
Page quality
31% 
Page structure
98% 
Link structure
93% 
Server
91% 
External factors
100% 
SEO Score
Response time
0.23 s
File size
22.20 kB
Words
207
Media files
17
Number of links
36 internal / 8 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Home ǀ Planetarium Mannheim
The length of the page title is perfect. (278 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Planetarium Mannheim Webseite
The length of the meta description is perfect. (206 pixels out of 1000 max pixel length)
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)
The favicon is linked correctly.

Meta tags

NameValue
generatorTYPO3 CMS
viewportwidth=device-width, initial-scale=1
descriptionPlanetarium Mannheim Webseite
langde
x-ua-compatibleIE=edge,chrome=1
charsetutf-8

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Page quality

Content
(Critically important)
There are only 207 words on this page. Use at least 250 words to provide useful information.
Words from the H1 heading are not used in the page content.
The average number of words per sentence of 55 words is high.
23.7% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
The page contains a listing, which indicates a good text layout.
3 paragraphs were found on this page.
No placeholders texts or images were found.
There are no duplicates on the site.
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)
Empty bold or strong tags were found on this page.
The amount of tags is very high (10). We recommend using a maximum of 6 tags for this page.
Image SEO
(Somewhat important)
17 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
...ktogramme/facebook_media_social_icon.pngNo alt attribute provided
...a_social_social network_youtube_icon.pngNo alt attribute provided
...e/instagram_social media_social_icon.pngNo alt attribute provided
...admin/Template/Image/Logo_neg_heller.pngNo alt attribute provided
...mplate/Image/Flaeche_runder_Rand_neu.svgNo alt attribute provided
...min/Template/Image/Gebogener_Slogan2.svgNo alt attribute provided
...Planetarium_LZ5__1_von_1__400x400pix.jpgNo alt attribute provided
/fileadmin/Templates/Image/Tickets.svgNo alt attribute provided
/fileadmin/Templates/Image/Programm.svgNo alt attribute provided
...eadmin/Templates/Image/Download-Icon.svgNo alt attribute provided
/fileadmin/Templates/Image/Telefon.svgNo alt attribute provided
...ronomische_Programme/Auroras_400x300.jpgNo alt attribute provided
...Personen/Planetarium_kids-19_400x300.jpgNo alt attribute provided
...Kinderprogramme/Polaris_1_600x800pix.jpgNo alt attribute provided
...Sonderveranstaltungen/Falcke_400x300.pngNo alt attribute provided
...20_Und_die_singende_Schlange_800x600.jpgNo alt attribute provided
...2024/Website__Newsletter_400x300__5_.jpgNo alt attribute provided

Page structure

H1 heading
(Critically important)
Neu im Planetarium
The H1 heading is too short (18 characters). It should be at least 20 Characters long.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Neu im Planetarium
H2 – Leichte Sprache –
H2 Astronomische Programme
H2 Wir suchen:
H2 Polaris
H2 Kekskrümel im All
H2 Die drei ???
H2 Aktueller Sternenhimmel
H3 Wissenschaftskommunikator/in im Bereich Bildung (m/w/d)
H3 Das Rätsel der Polarnacht
H3 Wie groß ist die Unendlichkeit?
H3 und die singende Schlange
H3 Öffnungszeiten Tageskasse:
H3 Unsere Adresse
H3 Newsletter-Anmeldung
Baselink: https://www.planetarium-mannheim.de
Some internal link anchor texts are too long.
Some anchor texts are used more than once.
The number of internal links is ok.
All internal links are not using dynamic parameters.
There are 8 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.etix.com/ticket/v/...New window External Subdomain Spielplan
A-TITLE Spielplan
/programme/astronomische-progr...Subdomain Astronomische Programme
A-TITLE Astronomische Programme
/programme/kinderprogrammeSubdomain Kinderprogramme
A-TITLE Kinderprogramme
/programme/sonderveranstaltungenSubdomain Sonderveranstaltungen
A-TITLE Sonderveranstaltungen
/programme/vortraegeSubdomain Vorträge
A-TITLE Vorträge
/schule/vorfuehrungen-schulkla...Subdomain Vorführungen für Schulklassen
A-TITLE Vorführungen für Schulklassen
/schule/vorfuehrungenSubdomain Vorführungen
A-TITLE Vorführungen
/schule/ferienangebote-fuer-be...Subdomain Ferienangebote für Betreuungseinrichtungen
A-TITLE Ferienangebote für Betreuungseinrichtungen
/tickets/tickets-preiseSubdomain Tickets / Preise
A-TITLE Tickets / Preise
https://www.etix.com/ticket/v/...New window External Subdomain Tickets online kaufen
A-TITLE Tickets online kaufen
/tickets/gruppenreservierungSubdomain Gruppenreservierung
A-TITLE Gruppenreservierung
/tickets/gutscheineSubdomain Gutscheine
A-TITLE Gutscheine
/service/oeffnungszeitenSubdomain Öffnungszeiten
A-TITLE Öffnungszeiten
/service/anfahrtSubdomain Anfahrt
A-TITLE Anfahrt
/service/sonstige-hinweiseSubdomain Sonstige Hinweise
A-TITLE Sonstige Hinweise
/service/stellenangeboteSubdomain Stellenangebote
A-TITLE Stellenangebote
/planetarium/planetarium-mannheimSubdomain Planetarium Mannheim
A-TITLE Planetarium Mannheim
/planetarium/100-jahre-planeta...Subdomain 100 Jahre Planetarium
A-TITLE 100 Jahre Planetarium
https://www.freundeskreis-mann...New window External Subdomain Freundeskreis
A-TITLE Freundeskreis
https://www.astroscouts.de/New window External Subdomain AstroScouts
A-TITLE AstroScouts
/planetarium/partnerSubdomain Partner
A-TITLE Partner
/planetarium/aktueller-sternen...Subdomain Aktueller Sternenhimmel
A-TITLE Aktueller Sternenhimmel
/presse/pressebereichSubdomain Pressebereich
A-TITLE Pressebereich
/kontaktSubdomain Kontakt
A-TITLE Kontakt
/Subdomain Anchor Newsletter
https://www.facebook.com/Plane...New window External Subdomain No Text
https://www.youtube.com/user/P...New window External Subdomain No Text
https://www.instagram.com/plan...New window External Subdomain No Text
/Subdomain A-TITLE Zur Homepage
http://www.etix.com/ticket/v/1...New window External Subdomain Tickets
/programme/programmuebersichtSubdomain Programme
/fileadmin/Dokumente/Programmh...New window Subdomain Programm
/news/leichte-spracheNew window Subdomain – Leichte Sprache –
/programme/astronomische-progr...Subdomain Astronomische Programme für Erwachsene und Kinder ab ca. 10 Jahre Hier geht's zu den Kinderprogrammen. Hier geht's zu den Sonderveranstaltungen.
/programme/astronomische-progr...New window Subdomain für Erwachsene und Kinder ab ca. 10 Jahre
A-TITLE Opens internal link in current window
/programme/kinderprogrammeNew window Subdomain Kinderprogrammen
/programme/sonderveranstaltungenNew window Subdomain Text duplicate Sonderveranstaltungen
/service/stellenangebote/wisse...Subdomain Wir suchen: Wissenschaftskommunikator/in im Bereich Bildung (m/w/d)
/programme/kinderprogramme/pol...Subdomain Polaris Das Rätsel der Polarnacht Ein Pinguin und ein Eisbär begeben sich mit einem Raumschiff auf ein turbulentes Abenteuer, um das Rätsel der Polarnacht zu...
/programme/sonderveranstaltung...Subdomain Kekskrümel im All Wie groß ist die Unendlichkeit? Lesung aus dem Kinderbuch von Dagmar und Heino Falcke Samstag, 20.04.2024, 15:15 Uhr
/programme/sonderveranstaltung...Subdomain Die drei ??? und die singende Schlange Hörspiel im 3D-Surround-Sound
/planetarium/aktueller-sternen...Subdomain Aktueller Sternenhimmel Jeden Monat versorgen wir Sie mit allem Wissenswerten über den aktuellen Sternenhimmel.
/impressumImpressum
/datenschutzDatenschutz

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://planetarium-mannheim.de/"
HTTP header
(Important)
The X-powered header is sent within the response header. (unnecessary)
This page uses GZip for compressed data transmission.
Performance
(Somewhat important)
The page response time is excellent with 0.23 seconds.
The file size of the HTML document is fine (22 kB).

HTTP Response Header

NameValue
content-typetext/html; charset=utf-8
dateMon, 15 Apr 2024 11:14:11 GMT
serverApache
x-powered-byPHP/7.4.33
content-languagede
x-typo3-parsetime0ms
content-encodinggzip
statuscode200
http_versionHTTP/2

External factors

Blacklists
(Nice to have)
This website is not classified "for adult only".
This website has excellent links from other websites.
This page has backlinks from 333 referring domains.
This page has 1,617 backlinks.
This page has backlinks from 284 different ip addresses.
Facebook popularity
(Somewhat important)
The page has 0 shares and comments on Facebook.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

No valid Robots.txt file was found.

Similar sites

Search preview

planetarium-mannheim.de
Home ǀ Planetarium Mannheim
Planetarium Mannheim Webseite

Most important keywords

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

KeywordResultRecheck
Planetarium87%Check
Planetarium Mannheim78%Check
Mannheim69%Check
Neu52%Check
Mannheim gGmbH52%Check
Programme45%Check
Kinderprogramme41%Check
Sonderveranstaltungen41%Check
Kinder41%Check
Sternenhimmel40%Check
Show more keywords and terms

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