Vosla.com - SEO Checker

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Overview of the SEO Check
Meta information
95% 
Page quality
51% 
Page structure
87% 
Link structure
52% 
Server
46% 
External factors
100% 
SEO Score
Response time
0.71 s
File size
280.60 kB
Words
681
Media files
22
Number of links
77 internal / 4 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
VOSLA GMBH | GERMAN PRECISION LIGHTING
The length of the page title is perfect. (454 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
Seit über 70 Jahren brennen wir für nicht weniger als die Perfektionierung des Lichts. Vosla – German Precision Lighting.
The length of the meta description is perfect. (743 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.vosla.com/start/
The specified canonical link points to a different page.
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)
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, maximum-scale=1
robotsindex, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
mobile-web-app-capableyes
descriptionSeit über 70 Jahren brennen wir für nicht weniger als die Perfektionierung des Lichts. Vosla – German Precision Lighting.
msvalidate.01656A2F851A588E670EE34CBD063CC860
google-site-verificationToxtKv_Z3qIYi36JCY1TzmwHHttoKSXFhIHHHATxb-I
generatorWPML ver:4.3.11 stt:1,3,43,42,2;
article:publisherhttps://www.facebook.com/voslaGmbH
article:modified_time2025-03-26T14:07:26+00:00
langde-de
twitter:cardsummary_large_image
og:localede_DE
og:typewebsite
og:titleVOSLA GMBH | GERMAN PRECISION LIGHTING
og:descriptionSeit über 70 Jahren brennen wir für nicht weniger als die Perfektionierung des Lichts. Vosla – German Precision Lighting.
og:urlhttps://www.vosla.com/start/
og:site_namevosla GmbH
og:imagehttps://www.vosla.com/wp-content/uploads/2018/04/vosla-german-precision-lighting.jpg
og:image:width1800
og:image:height1120
og:image:typeimage/jpeg
charsetUTF-8

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Page quality

Content
(Critically important)
There are 11 text duplicates on this page:
  • Duplicate 1: Niedriger Energieverbrauch, hohe Lebensdauer und maximale Anwendungsfl...
  • Duplicate 2: Seit über 75 Jahren brennen wir für nicht weniger als die Perfektionie...
  • Duplicate 3: Indem Sie Ihre Nachricht an uns senden, erklären Sie sich mit dem Spei...
  • Duplicate 4: Es brennt bei vosla. Gasflammen schießen waagerecht auf gläserne Kolbe...
  • Duplicate 5: Kaum eine Industrie stellt so hohe Anforderungen an ihre Technologie-Z...
This page contains 681 words. That's ok.
39.4% of the text are stop words.
Keywords used in the page title are also used in the page content. That's good!
Words from the H1 heading are used in the page content.
The page contains a listing, which indicates a good text layout.
19 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
The average number of words per sentence of 12.83 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 37 JavaScript files. This may affect the load time negatively.
A viewport "width=device-width, initial-scale=1, maximum-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 14 tags for this page.
Image SEO
(Somewhat important)
21 images have no alt attribute. The content of alt attributes is used by search engines.
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
...content/uploads/2018/04/Logo-Vosla-2.svgvosla GmbH
...epress-multilingual-cms/res/flags/en.pngNo alt attribute provided
...epress-multilingual-cms/res/flags/es.pngNo alt attribute provided
...ess-multilingual-cms/res/flags/pt-pt.pngNo alt attribute provided
...ess-multilingual-cms/res/flags/pt-br.pngNo alt attribute provided
...epress-multilingual-cms/res/flags/de.pngNo alt attribute providedDE
...epress-multilingual-cms/res/flags/en.pngNo alt attribute providedEN
...epress-multilingual-cms/res/flags/es.pngNo alt attribute providedES
...ess-multilingual-cms/res/flags/pt-pt.pngNo alt attribute providedPT
...ess-multilingual-cms/res/flags/pt-br.pngNo alt attribute providedPortuguês
...ds/narva-vosla-logo-claim-rgb-300x67.pngNo alt attribute provided
...ploads/Logo_vosla_neg_transp-300x155.pngNo alt attribute provided
...t/uploads/2018/06/ISO_9001_sw_single.pngNo alt attribute provided
...t/uploads/2018/06/ISO_9001_sw_single.pngNo alt attribute provided
.../uploads/2018/06/ISO_14001_sw_single.pngNo alt attribute provided
.../uploads/2018/06/ISO_TS_16949_single.pngNo alt attribute provided
...uploads/2018/03/vosla-AEO-Zertifikat.svgNo alt attribute provided
...t/uploads/2018/04/red-dot-2014-white.svgNo alt attribute provided
.../2018/04/Bundespreis-Ecodesign-white.svgNo alt attribute provided
...18/04/design-award-winner-2016-white.svgNo alt attribute provided
.../04/a-design-award-winner-2015-white.svgNo alt attribute provided
...018/04/german-brand-award-special-01.svgNo alt attribute provided

Page structure

H1 heading
(Critically important)
German Precision Lighting
The H1 heading is perfect.
Headings
(Important)
Some headings occur twice on the page.
Some headings do not have any content.

Heading structure

Heading levelContent
H1 German Precision Lighting
H2 High Quality Halogen Markenqualität von vosla
H2 Folgen Sie uns jetzt auch auf Linkedin
H2 Branchenübergreifende LED-Lichtlösungen
H2 Perfektes Licht für perfekte Autos
H2 German Lighting Precision
H2 Optimale Beleuchtung für das Flugfeld
H2 Lichtlösungen für nahezu jede Anwendung
H2 Perfektion mit Seltenheitswert
H2 Branchenübergreifende LED-Lichtlösungen Duplicate text
H2 Licht entlang der Schiene
H2 Besseres Licht für Gesundheit und Lebensqualität
H2 Unser Shop für Speziallampen und Automotive Beleuchtung
H2 Empty heading
H2 Empty heading
H2 Direkte Anfragen an uns?
H3 unser neues vosla LED Produkt
H3 75 Jahre Lampen-Innovation: „Weil wir nicht anders können!“
H3 Kompromisslosigkeit als Unternehmensstrategie: Versessen – bis ins Detail
H3 Unsere Messeinrichtungen sind so gut, dass wir sie auch anderen zur Verfügung stellen
H3 Die Königsklasse – Licht für die Automotive-Industrie
H3 So entsteht Precision Lighting
H3 German Precision Lighting Duplicate text
H3 Wir sind zertifiziert
H3 Wir sind ausgezeichnet
H3 Sitemap
H3 Kontakt
Some internal link anchor texts are too long.
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.
9 links don't have an anchor text.
The number of internal links is ok.
There are 4 external links on this page.

Found links on this page

LinkAttributesAnchor text
https://www.vosla.com/Subdomain IMG-ALT vosla GmbH
https://www.vosla.com/produkte/Subdomain Produkte
https://www.vosla.com/praezision/Subdomain Präzision
/entwicklung/Subdomain Entwicklung
https://www.vosla.com/tradition/Subdomain Tradition
https://www.vosla.com/karriere/Subdomain Karriere
https://www.vosla.com/magazin/Subdomain Magazin
https://www.vosla.com/kontakt/Subdomain Kontakt
https://www.vosla.com/downloads/Subdomain Downloads
https://www.vosla.com/en/Subdomain EN
A-TITLE EN
https://www.vosla.com/es/Subdomain ES
A-TITLE ES
https://www.vosla.com/pt-pt/Subdomain PT
A-TITLE PT
https://www.vosla.com/pt-br/Subdomain Português
A-TITLE Português
https://www.vosla.com/?sSuche
https://www.vosla.com/Subdomain No Text
https://www.vosla.com/en/Subdomain No Text
https://www.vosla.com/es/Subdomain No Text
https://www.vosla.com/pt-pt/Subdomain No Text
https://www.vosla.com/pt-br/Subdomain No Text
https://www.vosla.com/magazin/Subdomain EXACTON DAS Vosla-Magazin
https://www.vosla.com/produkte/Subdomain mehr Informationen
/productcatalog/Subdomain zur Produktsuche
https://www.linkedin.com/compa...New window External Subdomain neueste Beiträge von vosla
https://www.linkedin.com/feed/...New window External Subdomain neue LED Entwicklungen
/entwicklung/Subdomain Text duplicate mehr Informationen
/automobilbeleuchtung/Subdomain Mehr Informationen
/productcatalog/Subdomain Text duplicate zur Produktsuche
/productcatalog/Subdomain Text duplicate zur Produktsuche
/flugfeldbefeuerung/Subdomain Text duplicate Mehr Informationen
https://www.vosla.com/produkte/Subdomain Text duplicate mehr Informationen
https://www.vosla.com/produkte/Subdomain Text duplicate mehr Informationen
/entwicklung/Subdomain Text duplicate mehr Informationen
/eisenbahnsignal/Subdomain Text duplicate Mehr Informationen
/medizintechnik/Subdomain Text duplicate Mehr Informationen
http://www.voslashop.com/New window External Subdomain Zum Onlineshop
https://www.vosla.com/Anchor Zurück
https://www.vosla.com/Anchor Weiter
https://www.vosla.com/Anchor 1
https://www.vosla.com/Anchor 2
https://www.vosla.com/Anchor 3
https://www.vosla.com/Anchor 4
https://www.vosla.com/Anchor 5
https://www.vosla.com/Anchor 6
https://www.vosla.com/Anchor 7
https://www.vosla.com/Anchor 8
https://www.vosla.com/Anchor 9
https://www.vosla.com/Anchor 10
https://www.vosla.com/Anchor 11
https://www.vosla.com/Anchor 12
https://www.vosla.com/narva/Subdomain Alle Narva-Produkte
/entwicklung/Subdomain Produktentwicklung
/productcatalog/Subdomain Produktsuche
/datenschutz/Speichern und Verarbeiten Ihrer Daten
/new-vosla-led-product/Subdomain unser neues vosla LED Produkt Es brennt bei vosla. Gasflammen schießen waagerecht auf gläserne Kolben, die kurz darauf eine Eisschicht tragen werden. 4. Febr...
A-TITLE unser neues vosla LED Produkt
/70-jahre-lampen-innovation-we...Subdomain 75 Jahre Lampen-Innovation: „Weil wir nicht anders können!“ Es brennt bei vosla. Gasflammen schießen waagerecht auf gläserne Kolben, die kurz darauf eine Eis...
A-TITLE 75 Jahre Lampen-Innovation: „Weil wir nicht anders können!“
/kompromisslosigkeit-als-unter...Subdomain Kompromisslosigkeit als Unternehmensstrategie: Versessen – bis ins Detail Es brennt bei vosla. Gasflammen schießen waagerecht auf gläserne Kolben, die kurz d...
A-TITLE Kompromisslosigkeit als Unternehmensstrategie: Versessen – bis ins Detail
/unsere-messeinrichtungen-sind...Subdomain Unsere Messeinrichtungen sind so gut, dass wir sie auch anderen zur Verfügung stellen Kaum eine Industrie stellt so hohe Anforderungen an ihre Technologie-Zu...
A-TITLE Unsere Messeinrichtungen sind so gut, dass wir sie auch anderen zur Verfügung stellen
/die-koenigsklasse-licht-fuer-...Subdomain Die Königsklasse – Licht für die Automotive-Industrie Kaum eine Industrie stellt so hohe Anforderungen an ihre Technologie-Zulieferer wie die Automobilindust...
A-TITLE Die Königsklasse – Licht für die Automotive-Industrie
/so-entsteht-precision-lighting/Subdomain So entsteht Precision Lighting So entsteht Pression Lighting – Einblicke in unseren Produktionsprozess 6. April 2018/von Tim Mockert
A-TITLE So entsteht Precision Lighting
https://www.vosla.com/magazin/Subdomain ALLE ARTIKEL LESEN
/wp-content/uploads/2018/09/IS...New window Subdomain No Text
/wp-content/uploads/2018/09/KB...New window Subdomain No Text
/wp-content/uploads/2018/07/IS...New window Subdomain No Text
/wp-content/uploads/2018/09/IA...New window Subdomain No Text
/wp-content/uploads/2018/07/20...New window No Text
/wp-content/uploads/FB-4078_AG...Subdomain Allgemeine Geschäftsbedingungen (AGB) der vosla GmbH
https://www.vosla.com/produkte/Subdomain Text duplicate Produkte
/productcatalog/Subdomain Produkt Suche
https://www.vosla.com/praezision/Subdomain Text duplicate Präzision
/entwicklung/Subdomain Text duplicate Entwicklung
https://www.vosla.com/karriere/Subdomain Text duplicate Karriere
https://www.vosla.com/magazin/Subdomain Text duplicate Magazin
https://www.voslashop.com/External Subdomain Onlineshop
https://www.vosla.com/downloads/Subdomain Text duplicate Downloads
/datenschutz/Text duplicate Speichern und Verarbeiten Ihrer Daten
https://www.vosla.com/kontakt/Subdomain Text duplicate Kontakt
https://www.vosla.com/karriere/Subdomain Text duplicate Karriere
https://www.vosla.com/impressum/Subdomain Impressum
/datenschutz/Subdomain Datenschutz
https://www.vosla.com/downloads/Subdomain Text duplicate Downloads
https://www.vosla.com/Anchor Nach oben scrollen
A-TITLE Nach oben scrollen

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.vosla.com/"
HTTP header
(Important)
The web server version is sent within the HTTP header.
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 of 0.71 seconds is longer than the recommended limit of 0.4 seconds. A high response time unnecessarily slows down search engine crawling and results in bad user experience as well.
This page loads 37 JavaScript files. This may affect the load time negatively.
This page does not require any CSS files.
The file size of the HTML document is fine (281 kB).

HTTP Response Header

NameValue
dateSun, 11 May 2025 06:43:13 GMT
serverApache/2.4.62 (Debian)
strict-transport-securitymax-age=15768000; preload
upgradeh2
connectionUpgrade
link<https://www.vosla.com/wp-json/>; rel="https://api.w.org/"
varyAccept-Encoding
content-encodinggzip
content-length47045
content-typetext/html; charset=UTF-8
statuscode200
http_versionHTTP/1.1

External factors

This website has excellent links from other websites.
This page has backlinks from 46 referring domains.
This page has 691 backlinks.
This page has backlinks from 36 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

User-agent: *
Disallow: /cgi-bin/
Disallow: /wp-admin/
Disallow: /trackback/
Disallow: /feed/
Disallow: /comments/
Disallow: */trackback/
Disallow: */feed/
Disallow: */comments/

Sitemap: https://www.vosla.de/post-sitemap.xml
Sitemap: https://www.vosla.de/page-sitemap.xml

Similar sites

Search preview

www.vosla.com
VOSLA GMBH | GERMAN PRECISION LIGHTING
Seit über 70 Jahren brennen wir für nicht weniger als die Perfektionierung des Lichts. Vosla – German Precision Lighting.

Most important keywords

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

KeywordResultRecheck
vosla81%Check
German79%Check
German Precision78%Check
German Precision Lighting78%Check
German Lighting78%Check
Lighting77%Check
Precision77%Check
Precision Lighting77%Check
vosla GmbH66%Check
Licht54%Check
Show more keywords and terms

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Cookie Policy

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