Impfen-schweiz.ch - SEO Checker

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Overview of the SEO Check
Meta information
92% 
Page quality
58% 
Page structure
83% 
Link structure
88% 
Server
100% 
External factors
100% 
SEO Score
Response time
0.17 s
File size
174.00 kB
Words
786
Media files
8
Number of links
38 internal / 20 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Saisonale Erreger - landingpage
The length of the page title is perfect. (289 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Offizielle Infos des BAG Schweiz zu Covid-19, Grippe & RSV: Symptome, Unterschiede & Impfempfehlungen für sicheren Schutz vor Atemwegsinfektionen.
The length of the meta description is perfect. (956 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.impfen-schweiz.ch/
The specified canonical link points to a different page.
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)
The alternate link to the page itself is missing.
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
descriptionOffizielle Infos des BAG Schweiz zu Covid-19, Grippe & RSV: Symptome, Unterschiede & Impfempfehlungen für sicheren Schutz vor Atemwegsinfektionen.
keywordsCovid-19 Impfung Schweiz, Grippeimpfung Schweiz, RSV Impfung, BAG Schweiz Impfempfehlung, Atemwegsinfektionen Winter, Symptome Covid Grippe RSV, Impfungen Risikogruppen, Nationale Impfwoche 2025
robotsindex,follow
viewportwidth=device-width, initial-scale=1.0
apple-mobile-web-app-titleImpfhub
langde
twitter:cardsummary
twitter:titleSaisonale Erreger
twitter:descriptionOffizielle Infos des BAG Schweiz zu Covid-19, Grippe & RSV: Symptome, Unterschiede & Impfempfehlungen für sicheren Schutz vor Atemwegsinfektionen.
twitter:urlhttps://www.impfen-schweiz.ch/
og:typewebsite
og:titleSaisonale Erreger
og:site_nameSaisonale Erreger
og:localede
og:descriptionOffizielle Infos des BAG Schweiz zu Covid-19, Grippe & RSV: Symptome, Unterschiede & Impfempfehlungen für sicheren Schutz vor Atemwegsinfektionen.
og:urlhttps://www.impfen-schweiz.ch/
x-ua-compatibleie=edge
charsetUTF-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
Words from the H1 heading are not used in the page content.
This page contains 786 words. That's ok.
34.4% of the text are stop words.
The page contains a listing, which indicates a good text layout.
21 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 12.5 words is good.
Frames
(Critically important)
This page does not use a frameset.
Mobile optimization
(Somewhat important)
A viewport "width=device-width, initial-scale=1.0" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The following tag is repeated too often: .
Image SEO
(Somewhat important)
7 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
...n_1440222296_sRGB-4371x5464-662x778.webpNo alt attribute provided
...aueglinge_1386168093_sRGB-8200x5466.webpVater hält sein Neugeborenes im Arm
...e21c35df82cd23101355b5f36f/gdk-weiss.svgNo alt attribute provided
...fd5a6f51a640dc7f0a5a71589d/kis-weiss.svgNo alt attribute provided
...caa26bc322c32d1123dbafb/sav-weiss-de.svgNo alt attribute provided
...1ab28f5d5acf54380647/sf-mvb-weiss-de.svgNo alt attribute provided
...93850a69b9509f49f414/Gyn Weiss 1_neu.svgNo alt attribute provided
...b8c1c/paediatrie_schweiz_byline_CMYK.svgNo alt attribute provided

Page structure

H1 heading
(Critically important)
Impfen schützt vor schwerer Krankheit
The H1 heading is perfect.
Headings
(Important)
Some headings occur twice on the page.

Heading structure

Heading levelContent
H1 Impfen schützt vor schwerer Krankheit
H2 Saisonale Grippe (Influenza)
H2 Covid-19
H2 RSV: Schwangerschaft / Kinder
H2 RSV: Erwachsene
H2 Grippeimpfcheck
H2 Impfen im Herbst schützt vor Atemwegsinfektionen im Winter
H2 Was haben Grippe, RSV und Covid-19 gemeinsam?
H2 Für wen sind die Impfungen gegen Grippe, RSV und Covid-19 wichtig?
H2 Saisonale Impfungen nach Erregern
H2 Saisonale Grippe (Influenza) Duplicate text
H2 RSV: Schwangerschaft / Kinder Duplicate text
H2 RSV: Erwachsene Duplicate text
H2 Covid-19 Duplicate text
H2 Machen Sie den Grippeimpfcheck
H2 Nationale Impfwoche im November
H2 Informationsmaterial
H2 Factsheet: Saisonale Grippe
H2 Factsheet: RSV (Säuglinge)
H2 Aktuelle Infektionszahlen
H3 Die Krankheitszeichen können ähnlich sein
H3 Einige Personen haben ein erhöhtes Komplikationsrisiko
H3 Impfung im Herbst ist wichtig für Risikogruppen
H3 Regelmässige Anpassung der Impfstoffe
H3 Weitere Schutzmassnahmen werden empfohlen
Some anchor texts are used more than once.
1 links don't have an anchor text.
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 20 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.impfen-schweiz.ch/Bevölkerung
/de/respiratorische-erregerFachpersonen
https://www.impfen-schweiz.ch/Deutsch
https://www.vacciner-suisse.ch/frExternal Subdomain Français
https://www.vaccinare-svizzera...External Subdomain Italiano
https://www.impfen-schweiz.ch/A-TITLE Saisonale Erreger
https://www.impfen-schweiz.ch/No Text
https://www.impfen-schweiz.ch/Text duplicate Bevölkerung
/de/respiratorische-erregerText duplicate Fachpersonen
/de/saisonale-grippe-influenzaSaisonale Grippe (Influenza)
/de/saisonale-grippe-influenzaÜbersicht
/de/covid-19Covid-19
/de/covid-19Text duplicate Übersicht
/de/rsv-schwangerschaft-kinderRSV: Schwangerschaft / Kinder
/de/rsv-schwangerschaft-kinderText duplicate Übersicht
/de/rsv-erwachseneRSV: Erwachsene
/de/rsv-erwachseneText duplicate Übersicht
/de/grippeimpfcheckGrippeimpfcheck
/de/grippeimpfcheckText duplicate Übersicht
https://www.impfen-schweiz.ch/Text duplicate Deutsch
https://www.vacciner-suisse.ch/frExternal Subdomain Text duplicate Français
https://www.vaccinare-svizzera...External Subdomain Text duplicate Italiano
https://www.impfen-schweiz.ch/deAnchor Allgemein
https://www.impfen-schweiz.ch/deAnchor Impfempfehlungen
https://www.impfen-schweiz.ch/deAnchor Text duplicate Grippeimpfcheck
https://www.impfen-schweiz.ch/deAnchor Impfwoche
https://www.impfen-schweiz.ch/deAnchor Informationsmaterial
https://www.bag.admin.ch/de/so...New window External Subdomain So schützen wir uns vor Atemwegsinfektionen.
/de/grippeimpfcheckText duplicate Grippeimpfcheck
/de/saisonale-grippe-influenzaText duplicate Saisonale Grippe (Influenza)
/de/rsv-schwangerschaft-kinderRespiratorisches Synzytial-Virus (RSV): Schwangerschaft / Kinder
/de/rsv-erwachseneRespiratorisches Synzytial-Virus (RSV): Erwachsene
/de/covid-19Text duplicate Covid-19
/de/saisonale-grippe-influenzaSaisonale Grippe (Influenza) Saisonale Grippe (Influenza)
/de/rsv-schwangerschaft-kinderRSV: Schwangerschaft / Kinder RSV: Schwangerschaft / Kinder
/de/rsv-erwachseneRSV: Erwachsene RSV: Erwachsene
/de/covid-19Covid-19 Covid-19
/de/grippeimpfcheckZum Grippeimpfcheck
https://khm-cmpr.ch/adressen-v...New window External www.khm-cmpr.ch
https://ihre-apotheke.ch/de/wa...New window External www.impfapotheke.ch
https://res.cloudinary.com/adm...New window External Subdomain Factsheet: Saisonale Grippe download| BBL-Shop Herunterladen
https://res.cloudinary.com/adm...New window External Subdomain Factsheet: RSV (Säuglinge) download| BBL-Shop Herunterladen
https://pigs.ch/New window External PIGS
https://www.idd.bag.admin.ch/d...New window External Subdomain BAG-Infoportal
https://www.bag.admin.ch/deNew window External Subdomain No Text
https://www.gdk-cds.ch/de/New window External Subdomain A-TITLE GDK
https://www.kinderaerzteschwei...New window External Subdomain A-TITLE KIS
https://pharmasuisse.org/deNew window External A-TITLE SAV
https://www.sf-mvb.ch/de/New window External Subdomain A-TITLE SF-MVB
https://www.sggg.ch/New window External Subdomain A-TITLE GYN
https://www.paediatrieschweiz.ch/New window External Subdomain A-TITLE pädiatrie schweiz
https://www.impfen-schweiz.ch/Für die Bevölkerung
/de/respiratorische-erregerFür Fachpersonen
/de/impressumImpressum
/de/rechtlichesRechtliches
https://www.impfen-schweiz.ch/Text duplicate Deutsch
https://www.vacciner-suisse.ch/frExternal Subdomain Text duplicate Français
https://www.vaccinare-svizzera...External Subdomain Text duplicate Italiano

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.impfen-schweiz.ch/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 excellent with 0.17 seconds.
The file size of the HTML document is fine (174 kB).

HTTP Response Header

NameValue
x-flow-poweredFlow Neos
content-security-policydefault-src 'none'; script-src 'self' 'unsafe-eval' play.google.com; connect-src 'self' analytics.bit.admin.ch; img-src 'self' data: i.ytimg.com www.youtube.com; media-src 'self'; style-src 'self' 'unsafe-inline'; style-src-attr 'unsafe-inline'; font-src 'self' data:; base-uri 'self'; form-action 'self'; manifest-src 'self'; script-src-elem 'self' 'unsafe-inline' www.youtube.com analytics.bit.admin.ch; frame-src 'self' youtube.com www.youtube.com player.vimeo.com; frame-ancestors 'self'; report-uri /csp-violation-report/;
x-frame-optionsSAMEORIGIN
x-content-type-optionsnosniff
age291779
x-fullpagecache-infoHIT: e8d211ae79d1faaf04c01bb5a07465f0
cache-controlpublic, max-age=86400
etag"e08fa6c524e7afab2e2e55bc729c521a-gzip"
expiresThu, 11 Jun 2026 09:40:50 GMT
varyAccept-Encoding
content-encodinggzip
content-length40635
content-typetext/html;charset=UTF-8
dateThu, 11 Jun 2026 09:40:50 GMT
serverApache
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 297 referring domains.
This page has 434 backlinks.
This page has backlinks from 107 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

No valid Robots.txt file was found.

Similar sites

Search preview

www.impfen-schweiz.ch
Saisonale Erreger - landingpage
Offizielle Infos des BAG Schweiz zu Covid-19, Grippe & RSV: Symptome, Unterschiede & Impfempfehlungen für sicheren Schutz vor Atemwegsinfektionen.

Most important keywords

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

KeywordResultRecheck
Impfen62%Check
im Herbst61%Check
im Winter61%Check
im November61%Check
Im Winterhalbjahr59%Check
RSV54%Check
Covid-1954%Check
Grippe54%Check
Saisonale54%Check
schützt54%Check
Show more keywords and terms

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