Centro.ch - SEO Checker

Sign up for free! PDF Export
Overview of the SEO Check
Meta information
78% 
Page quality
39% 
Page structure
50% 
Link structure
72% 
Server
46% 
External factors
36% 
SEO Score
Response time
0.20 s
File size
124.40 kB
Words
191
Media files
20
Number of links
81 internal / 3 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Schwimmbadbau Zürich, St. Gallen & Graubünden l Centro AG
The page title should be shorter than 580 pixels. It is 602 pixels long. Optimize title
There are no duplicate words in the title
Meta description
(Critically important)
Für ein Feriengefühl zu Hause. Die Centro AG ist Ihr Partner für Freibäder, Hallenbäder, Whirlpools, Zierbecken und Schwimmbadtechnik schweizweit.: Home
The meta description is too long: 1033 pixels from max. 1000 pixels. Optimize description
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 meta tags: 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 (ISO-8859-1) 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
robotsindex,follow
languagede
descriptionFür ein Feriengefühl zu Hause. Die Centro AG ist Ihr Partner für Freibäder, Hallenbäder, Whirlpools, Zierbecken und Schwimmbadtechnik schweizweit.: Home
keywordsSchwimmbadbau, Schwimmbecken, Zürich, St. Gallen, Frauenfeld, Graubünden
titleSchwimmbadbau Zürich, St. Gallen & Graubünden l Centro AG
viewportwidth=device-width, initial-scale=1, minimum-scale=1, maximum-scale=1, user-scalable=no
zipcode8604
cityVolketswil
countryCH
authorCentro AG
google-site-verificationO4Yt89O1fz26DZ0Umrz_g12b2IL2zrea5ObYZOzhZwo
X-UA-CompatibleIE=edge
content-typetext/html; charset=UTF-8

Test up to 1.000 webpages of centro.ch with our free plan!

Try For Free
No trial. It's just free!

Page quality

Content
(Critically important)
There are only 191 words on this page. Use at least 250 words to provide useful information.
Some words from the page title are not used within the pages content
Only 1 paragraph/s was/were found on this page.
29.8% of the text are stop words.
The page contains a listing, which indicates a good text layout.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 14.6 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
No Apple touch icon is specified.
This page loads 16 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1, minimum-scale=1, maximum-scale=1, user-scalable=no" is provided.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 6 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

Page structure

H1 heading
(Critically important)
Centro Schwimmbadtechnik
Too many H1 headings
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.

Heading structure

Heading levelContent
H1 Centro Schwimmbadtechnik
H1 Referenzen
H3 Naturstein Granit
H3 Sichtbeton geschliffen
H3 Hallenbad Pierre de Lens
H3 Chromstahl Whirlpool
H3 Naturstein Andeer
H3 Hallenbad mit Whirlpool
H3 Hallenbad Fliesen / Mosaik
H3 Hallenbad mit Nackenschwall
H3 Kunststoffbeschichtung
H3 Sichtbeton Überlauf
Baselink: https://www.centro.ch/
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 3 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.centro.ch/Subdomain Home
/Freibaeder.htmFreibäder
/Hallenbaeder.htmHallenbäder
/Whirlpools.htmWhirlpools
/Zierbecken.htmZierbecken
/Referenzobjekte.htmReferenzobjekte
/Aktuelle-Projekte.htmAktuelle Projekte
/Schwimmbadtechnik.htmWasserpflege
/Reinigung.htmReinigung
/Abdeckungen.htmAbdeckungen
/Heizungen.htmHeizungen
https://www.centro.ch/Firma.htmUnsere Firma
/Geschichte.htmGeschichte
https://www.centro.ch/Team.htmTeam
https://www.centro.ch/News.htmNews
https://www.centro.ch/shop.htmpH-Wert Korrektur
/Entkeimung-Shop.htmEntkeimung
/Algenverhuetung.htmAlgenverhütung, Flockung, à berwinterung
/Whirlpool-Pflege.htmWhirlpool-Pflege
/Reinigungsroboter.htmReinigungsroboter
/Zubehoer.htmZubehör
/Reinigungsmittel.htmText duplicate Reinigung
https://www.centro.ch/Blog.htmBlog
https://www.centro.ch/Kontakt.htmKontakt
https://www.centro.ch/Home.htmIMG-ALT Centro AG
https://www.centro.ch/Home.htmIMG-ALT Design
https://www.centro.ch/Home.htmText duplicate Home
/Freibaeder.htmText duplicate Freibäder
/Hallenbaeder.htmText duplicate Hallenbäder
/Whirlpools.htmText duplicate Whirlpools
/Zierbecken.htmText duplicate Zierbecken
/Referenzobjekte.htmText duplicate Referenzobjekte
/Aktuelle-Projekte.htmText duplicate Aktuelle Projekte
/Schwimmbadtechnik.htmText duplicate Wasserpflege
/Reinigung.htmText duplicate Reinigung
/Abdeckungen.htmText duplicate Abdeckungen
/Heizungen.htmText duplicate Heizungen
https://www.centro.ch/Firma.htmText duplicate Unsere Firma
/Geschichte.htmText duplicate Geschichte
https://www.centro.ch/Team.htmText duplicate Team
https://www.centro.ch/News.htmText duplicate News
https://www.centro.ch/shop.htmText duplicate pH-Wert Korrektur
/Entkeimung-Shop.htmText duplicate Entkeimung
/Algenverhuetung.htmText duplicate Algenverhütung, Flockung, à berwinterung
/Whirlpool-Pflege.htmText duplicate Whirlpool-Pflege
/Reinigungsroboter.htmText duplicate Reinigungsroboter
/Zubehoer.htmText duplicate Zubehör
/Reinigungsmittel.htmText duplicate Reinigung
https://www.centro.ch/Blog.htmText duplicate Blog
https://www.centro.ch/Kontakt.htmText duplicate Kontakt
/Datenschutz.htmDatenschutz
/Impressum.htmImpressum
/Projekt-4.htmNaturstein Granit
/Projekt-8.htmSichtbeton geschliffen
/Projekt-7.htmHallenbad Pierre de Lens
/Projekt-1.htmChromstahl Whirlpool
/Projekt-2.htmNaturstein Andeer
/Projekt-3.htmHallenbad mit Whirlpool
/Projekt-5.htmHallenbad Fliesen / Mosaik
/Projekt-6.htmHallenbad mit Nackenschwall
/Projekt-9.htmKunststoffbeschichtung
/Projekt-10.htmSichtbeton Überlauf
/Unsere-Firma.htmÜber uns
https://www.centro.ch/tipps.htmTipps
https://www.centro.ch/stellen.htmStellen
https://www.centro.ch/partner.htmPartner
https://www.centro.ch/kontakt.htmText duplicate Kontakt
/centro-regional.htmRegional
/Freibaeder.htmFreibäder
/Hallenbaeder.htmHallenbäder
/Whirlpools.htmText duplicate Whirlpools
/Zierbecken.htmText duplicate Zierbecken
/Referenzobjekte.htmText duplicate Referenzobjekte
/Aktuelle-Projekte.htmText duplicate Aktuelle Projekte
/Wasserpflege.htmText duplicate Wasserpflege
/Reinigung.htmText duplicate Reinigung
/Abdeckungen.htmText duplicate Abdeckungen
/Heizungen.htmText duplicate Heizungen
/044 804 44 88Tel. 044 804 44 88
https://www.facebook.com/Centr...External Subdomain No Text
https://www.instagram.com/cent...External Subdomain No Text
https://www.linkedin.com/compa...External Subdomain No Text
/datenschutz.htmText duplicate Datenschutz
/impressum.htmText duplicate Impressum

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.centro.ch/"
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)
This page loads 23 CSS files. This may affect the page load time negatively.
This page loads 16 JavaScript files. This may affect the load time negatively.
The page response time is excellent with 0.20 seconds.
The file size of the HTML document is fine (124 kB).

HTTP Response Header

NameValue
dateMon, 23 Sep 2024 01:03:56 GMT
serverApache
x-powered-byPHP/7.4.33
expiresThu, 19 Nov 1981 08:52:00 GMT
cache-controlno-store, no-cache, must-revalidate
pragmano-cache
set-cookie50 Characters
varyAccept-Encoding
content-encodinggzip
transfer-encodingchunked
content-typetext/html; charset=ISO-8859-1
statuscode200
http_versionHTTP/1.1

External factors

This page has only a few links from other websites.
This page only has backlinks from 12 referring domains.
This page only has 26 backlinks.
This page only has few backlinks from 12 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

Similar sites

        
                    

                    

                        
Search preview

            www.centro.ch
Schwimmbadbau Zürich, St. Gallen & Graubünden l Centro AG

Für ein Feriengefühl zu Hause. Die Centro AG ist Ihr Partner für Freibäder, Hallenbäder, Whirlpools, Zierbecken und Schwimmbadtechnik schweizweit.: Home
Most important keywords

            
Following keywords were found. You can check the keyword optimization of this page for each keyword.
KeywordResultRecheck
Centro94%Check
Centro AG82%Check
Schwimmbad78%Check
Schwimmbadtechnik66%Check
Whirlpool54%Check
Whirlpools46%Check
Zierbecken46%Check
Partner46%Check
FreibÃ46%Check
HallenbÃ46%Check
  
      Show more keywords and terms  
            

                

                    
                    

                        
                    

                    

                        
                    

                

            

            
                    

                

            


                    

            

                

                    

                    

                        Test up to 1.000 webpages of centro.ch with our free plan!                    

                    

                        
                        

                            Try For Free

                            No trial. It's just free!
                        

                    


                

            

        

        
        

    











    




        

        

        

            
            

                
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