Hdm.at - SEO Checker

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Overview of the SEO Check
Meta information
100% 
Page quality
89% 
Page structure
96% 
Link structure
52% 
Server
87% 
External factors
100% 
SEO Score
Response time
2.19 s
File size
143.30 kB
Words
503
Media files
9
Number of links
77 internal / 17 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Haus der Musik in Wien: Museum der Töne und Klänge erleben
The length of the page title is perfect. (566 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Das Haus der Musik in Wien vermittelt im Klangmuseum interaktiv die Welt der Musik. Konzerte, Museum der Wiener Philharmoniker, große Komponisten.
The length of the meta description is perfect. (952 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.hdm.at/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: de
Language defined in HTML: de
Server location: Austria
The following language is defined by HTML: de
Alternate/Hreflang Links
(Somewhat important)
The specified alternate links have no errors.
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
descriptionDas Haus der Musik in Wien vermittelt im Klangmuseum interaktiv die Welt der Musik. Konzerte, Museum der Wiener Philharmoniker, große Komponisten.
robotsfollow, index, max-snippet:-1, max-video-preview:-1, max-image-preview:large
generatorwemos CMS 1.0 - https://www.wemos.at
msapplication-TileImagehttps://www.hdm.at/wp-content/uploads/2023/08/Favicon_Haus-der-Musik_Bildmarke_0-300x300.jpg
article:published_time2023-07-21T18:21:41+02:00
article:modified_time2025-03-29T21:50:52+01:00
langde
twitter:cardsummary_large_image
twitter:titleHaus der Musik in Wien: Museum der Töne und Klänge erleben
twitter:descriptionDas Haus der Musik in Wien vermittelt im Klangmuseum interaktiv die Welt der Musik. Konzerte, Museum der Wiener Philharmoniker, große Komponisten.
twitter:imagehttps://www.hdm.at/wp-content/uploads/2024/02/Haus-der-Musik-Eingang-seo.png
twitter:label1Verfasst von
twitter:data1Patrick Ortner
twitter:label2Lesedauer
twitter:data22 Minuten
og:localede_DE
og:typewebsite
og:titleHaus der Musik in Wien: Museum der Töne und Klänge erleben
og:descriptionDas Haus der Musik in Wien vermittelt im Klangmuseum interaktiv die Welt der Musik. Konzerte, Museum der Wiener Philharmoniker, große Komponisten.
og:urlhttps://www.hdm.at/
og:site_nameHaus der Musik
og:updated_time2025-03-29T21:50:52+01:00
og:imagehttps://www.hdm.at/wp-content/uploads/2024/02/Haus-der-Musik-Eingang-seo.png
og:image:secure_urlhttps://www.hdm.at/wp-content/uploads/2024/02/Haus-der-Musik-Eingang-seo.png
og:image:width1200
og:image:height628
og:image:altMuseum
og:image:typeimage/png
charsetUTF-8

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Page quality

Content
(Critically important)
Some words from the page title are not used within the pages content
This page contains 503 words. That's ok.
39% of the text are stop words.
Words from the H1 heading are used in the page content.
The page contains a listing, which indicates a good text layout.
14 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 13.32 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" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 10 tags for this page.
Image SEO
(Somewhat important)
Alt text (alternative text) is correctly used on all found images.
Social Networks
(Nice to have)
This page is optimized perfectly for social networks.
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
...ntent/uploads/2023/08/HDM-Logo-black.pngDas horizontale Logo des Hauses der Musik
...ntent/uploads/2023/08/HDM-Logo-black.pngDas horizontale Logo des Hauses der Musik
data:[...] Base64Logo der Wien Holding in schwarz auf weißLogo
data:[...] Base64Schwarzer Schriftzug der Wien KutlurLogo
data:[...] Base64Das Logo des European Network of Science Centres, kurz ecsiteLogo
data:[...] Base64Schwarz-weiß Logo der Assocciation of Sciene Technology CentersLogo
data:[...] Base64Das Logo des Österreichischen Nationalkomitees des International Council of MuseumsLogo
data:[...] Base64Das Logo von Wien TicketLogo
data:[...] Base64uz-logo-61Logo

Page structure

H1 heading
(Critically important)
Haus der Musik
The H1 heading is too short (14 characters). It should be at least 20 Characters long.
Headings
(Important)
The heading structure is perfect.

Heading structure

Heading levelContent
H1 Haus der Musik
H2 Haus der Musik Wo Musik lebendig wird.
H2 Im Herzen der Musik
H2 Das Klangmuseum
H2 Wiener Philharmoniker
H2 Wiener Klassik
H2 Die Konzerte
H2 31.05.26
H2 KLASSIK COOL! Peter und der Wolf
H2 06.12.25
H2 Son of the Velvet Rat
H2 Die Eventlocation
H2 Das Dachgeschoss
H2 Der Veranstaltungssaal
H2 Der Innenhof
H2 Haus der Musik-Shop
Some anchor texts are used more than once.
There are 6 links with a trivial 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 17 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.hdm.at/Anchor Zum Inhalt wechseln
https://www.hdm.at/IMG-ALT Das horizontale Logo des Hauses der Musik
https://www.hdm.at/museum/Museum
https://www.hdm.at/konzerte/Konzerte
/eventlocations/Eventlocations
https://www.hdm.at/ueber-uns/Über uns
https://www.hdm.at/kinder/Kinder
https://www.hdm.at/blog/Blog
https://www.hdm.at/museum/Text duplicate Museum
https://www.hdm.at/konzerte/Text duplicate Konzerte
/eventlocations/Text duplicate Eventlocations
https://www.hdm.at/ueber-uns/Text duplicate Über uns
https://www.hdm.at/kinder/Text duplicate Kinder
https://www.hdm.at/blog/Text duplicate Blog
https://www.hdm.at/spenden/Spenden
https://www.hdm.at/besuchen/Besuchen
https://shop.hdm.at/External Subdomain Shop
https://www.hdm.at/Text duplicate IMG-ALT Das horizontale Logo des Hauses der Musik
https://www.hdm.at/museum/Text duplicate Museum
https://www.hdm.at/konzerte/Text duplicate Konzerte
/eventlocations/Text duplicate Eventlocations
https://www.hdm.at/ueber-uns/Text duplicate Über uns
https://www.hdm.at/kinder/Text duplicate Kinder
https://www.hdm.at/blog/Text duplicate Blog
https://www.hdm.at/spenden/Text duplicate Spenden
https://www.hdm.at/besuchen/Text duplicate Besuchen
https://shop.hdm.at/External Subdomain Text duplicate Shop
https://www.hdm.at/besuchenTrivial anchor text
mehr lesen
https://www.hdm.at/besuchen/Text duplicate Trivial anchor text
mehr lesen
https://www.hdm.at/ueber-uns/Text duplicate Trivial anchor text
mehr lesen
https://www.hdm.at/museum/Text duplicate Trivial anchor text
mehr lesen
/wiener-philharmoniker/Text duplicate Trivial anchor text
mehr lesen
/museum/komponisten-der-wiener...Text duplicate Trivial anchor text
mehr lesen
https://www.hdm.at/konzerte/Zur Übersicht
/konzert/klassik-cool-peter-un...Karten kaufen
/konzert/son-of-the-velvet-rat/Text duplicate Karten kaufen
/eventlocations/jetzt buchen
/eventlocations/Anchor Text duplicate Trivial anchor text
mehr lesen
/eventlocations/Anchor Text duplicate Trivial anchor text
mehr lesen
/eventlocations/Anchor Text duplicate Trivial anchor text
mehr lesen
https://www.hdm.at/shop/Zum Shop
http://www.wienholding.at/New window External Subdomain IMG-ALT Logo der Wien Holding in schwarz auf weiß
https://www.wien.gv.at/kultur/...New window External Subdomain IMG-ALT Schwarzer Schriftzug der Wien Kutlur
https://www.ecsite.eu/New window External Subdomain IMG-ALT Das Logo des European Network of Science Centres, kurz ecsite
http://www.astc.org/New window External Subdomain IMG-ALT Schwarz-weiß Logo der Assocciation of Sciene Technology Centers
http://icom-oesterreich.at/New window External IMG-ALT Das Logo des Österreichischen Nationalkomitees des International Council of Museums
https://www.wien-ticket.at/New window External Subdomain IMG-ALT Das Logo von Wien Ticket
https://www.umweltzeichen.at/d...New window External Subdomain IMG-ALT uz-logo-61
https://www.facebook.com/hausd...New window External Subdomain No Text
https://www.instagram.com/haus...New window External Subdomain No Text
https://www.youtube.com/channe...New window External Subdomain No Text
https://www.google.at/maps/dir...New window External Subdomain No Text
https://www.google.at/maps/dir...New window External Subdomain No Text
https://www.google.at/maps/pla...New window External Subdomain No Text
https://www.hdm.at/Startseite
https://www.hdm.at/museum/Text duplicate Museum
https://www.hdm.at/konzerte/Text duplicate Konzerte
/eventlocations/Text duplicate Eventlocations
https://www.hdm.at/ueber-uns/Text duplicate Über uns
https://www.hdm.at/kinder/Text duplicate Kinder
https://www.hdm.at/blog/Text duplicate Blog
https://www.hdm.at/spenden/Text duplicate Spenden
https://www.hdm.at/besuchen/Text duplicate Besuchen
https://www.hdm.at/shop/Text duplicate Shop
https://www.hdm.at/Text duplicate Startseite
https://www.hdm.at/museum/Text duplicate Museum
https://www.hdm.at/konzerte/Text duplicate Konzerte
/eventlocations/Text duplicate Eventlocations
https://www.hdm.at/ueber-uns/Text duplicate Über uns
https://www.hdm.at/kinder/Text duplicate Kinder
https://www.hdm.at/blog/Text duplicate Blog
https://www.hdm.at/spenden/Text duplicate Spenden
https://www.hdm.at/besuchen/Text duplicate Besuchen
https://www.hdm.at/shop/Text duplicate Shop
https://www.hdm.at/kontakt/Kontakt
/gruppenanmeldung/Gruppenanmeldung
/kinder/paedagogisches-begleit...Pädagogisches Begleitmaterial
https://www.hdm.at/fuehrungen/Führungen
https://www.hdm.at/impressum/Impressum
https://www.hdm.at/cookies/Cookies
https://www.hdm.at/datenschutz/Datenschutz
https://www.hdm.at/faq/FAQ
https://www.hdm.at/presse/Presse
https://www.wienholding.at/Kar...New window External Subdomain Stellenangebote Wien Holding
https://www.hdm.at/kontakt/Text duplicate Kontakt
/gruppenanmeldung/Text duplicate Gruppenanmeldung
/kinder/paedagogisches-begleit...Text duplicate Pädagogisches Begleitmaterial
https://www.hdm.at/fuehrungen/Text duplicate Führungen
https://www.hdm.at/impressum/Text duplicate Impressum
https://www.hdm.at/cookies/Text duplicate Cookies
https://www.hdm.at/datenschutz/Text duplicate Datenschutz
https://www.hdm.at/faq/Text duplicate FAQ
https://www.hdm.at/presse/Text duplicate Presse
https://www.wienholding.at/Kar...New window External Subdomain Text duplicate Stellenangebote Wien Holding

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.hdm.at/"
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 very slow (2.19 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 (143 kB).

HTTP Response Header

NameValue
servernginx
dateTue, 05 Aug 2025 09:17:05 GMT
content-typetext/html; charset=UTF-8
content-length28003
x-powered-byPHP/8.1.33
link<https://www.hdm.at/wp-json/>; rel="https://api.w.org/", <https://www.hdm.at/wp-json/wp/v2/pages/79>; rel="alternate"; title="JSON"; type="application/json", <https://www.hdm.at/>; rel=shortlink
varyAccept-Encoding
content-encodinggzip
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 155 referring domains.
This page has 462 backlinks.
This page has backlinks from 100 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-agent: *
Disallow: /wp-admin/
Allow: /wp-admin/admin-ajax.php

Sitemap: https://www.hdm.at/sitemap_index.xml

Similar sites

Search preview

www.hdm.at
Haus der Musik in Wien: Museum der Töne und Klänge erleben
Das Haus der Musik in Wien vermittelt im Klangmuseum interaktiv die Welt der Musik. Konzerte, Museum der Wiener Philharmoniker, große Komponisten.

Most important keywords

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

KeywordResultRecheck
Musik79%Check
Haus79%Check
Haus der Musik78%Check
Musik Museum73%Check
Wien70%Check
Museum63%Check
Musik Museum GmbH60%Check
Live Musik58%Check
Wo Musik lebendig55%Check
Wiener54%Check
Show more keywords and terms

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