Dc1.com - SEO Checker

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Overview of the SEO Check
Meta information
100% 
Page quality
68% 
Page structure
47% 
Link structure
75% 
Server
79% 
External factors
100% 
SEO Score
Response time
0.85 s
File size
131.20 kB
Words
1183
Media files
22
Number of links
91 internal / 8 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
Home - Datacenter One
The length of the page title is perfect. (214 pixels out of 580 max pixel length)
There are no duplicate words in the title
Meta description
(Critically important)
DC1. Connectivity für Ihre Daten. Im Zeitalter der Digitalisierung ist eine schnelle und zuverlässige Datenverarbeitung ein entscheidender Wettbewerbsvorteil.
The length of the meta description is perfect. (970 pixels out of 1000 max pixel length)
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
https://www.dc1.com/
There is a valid canonical link specified.
Language
(Somewhat important)
Language detected in text: de
Language defined in HTML: de-de
Server location: Germany
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, user-scalable=0
robotsindex, follow, index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
msapplication-TileColor#ab2328
msapplication-confighttps://www.dc1.com/wp-content/themes/dc1/assets/favicon/browserconfig.xml
theme-color#ab2328
descriptionDC1. Connectivity für Ihre Daten. Im Zeitalter der Digitalisierung ist eine schnelle und zuverlässige Datenverarbeitung ein entscheidender Wettbewerbsvorteil.
generatorWPML ver:4.7.3 stt:1,3;
article:publisherhttps://www.facebook.com/DatacenterOne/
article:modified_time2024-07-30T10:49:22+00:00
langde-de
twitter:cardsummary_large_image
og:localede_DE
og:typewebsite
og:titleHome - Datacenter One
og:descriptionDC1. Connectivity für Ihre Daten. Im Zeitalter der Digitalisierung ist eine schnelle und zuverlässige Datenverarbeitung ein entscheidender Wettbewerbsvorteil.
og:urlhttps://www.dc1.com/
og:site_nameDatacenter One
charsetUTF-8

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Page quality

Content
(Critically important)
Words from the H1 heading are not used in the page content.
These Typos were found:
  • schliessen => schließen
This page contains 1183 words. That's ok.
40.2% 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.
12 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 12.85 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, maximum-scale=1, user-scalable=0" is provided.
At least one Apple touch icon is specified.
Bold and strong tags
(Somewhat important)
Some tags are too long. With 88 characters this one is longer than 70 characters:
"der fokus auf nachhaltigkeit und energieeffizienz steht im mittelpunkt unserer lösungen."
Image SEO
(Somewhat important)
20 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
...ntent/themes/dc1/assets/gfx/DC1-Logo.svgDatacenter One Logo
...loads/2022/07/DUS1_Rechenzentrum_DC1.jpgNo alt attribute provided
/wp-content/uploads/2022/07/menold0571.jpgNo alt attribute provided
/wp-content/uploads/2019/04/colocation.svgNo alt attribute provided
...ds/2019/04/rechenzentrumsentwicklung.svgNo alt attribute provided
/wp-content/uploads/2019/04/coloconnect.svgNo alt attribute provided
...ent/uploads/2024/07/2024_dc1_Web_ISG.jpgNo alt attribute provided
...content/uploads/2019/04/remote-hands.svgNo alt attribute provided
/wp-content/uploads/2019/04/Sicher.svgNo alt attribute provided
/wp-content/uploads/2019/04/Service.svgNo alt attribute provided
...content/uploads/2019/04/Zertifiziert.svgNo alt attribute provided
/wp-content/uploads/2019/04/Flexibel.svgNo alt attribute provided
/wp-content/uploads/2019/04/Schnell.svgNo alt attribute provided
...ontent/uploads/2019/04/ausgezeichnet.svgNo alt attribute provided
...uploads/2023/05/dc1_0884_komprimiert.jpgNo alt attribute provided
...uploads/2022/07/dc1_0884_komprimiert.jpgNo alt attribute provided
...24/12/241220_DC1_News_will_become_AE.jpgNo alt attribute provided
...nt/uploads/2025/01/DC1_News_manageit.jpgNo alt attribute provided
...025/01/DC1_News_DigitalBusinessCloud.jpgNo alt attribute provided
/wp-content/themes/dc1/DC1_map.svgDC1 Karte
.../themes/dc1/assets/gfx/scroll-to-top.svgNo alt attribute provided
/wp-content/uploads/2024/12/DC1-Atlas.jpgNo alt attribute provided

Page structure

H1 heading
(Critically important)
Individuelle Rechenzentren Schnell verfügbar und skalierbar
Too many H1 headings
Headings
(Important)
Some headings occur twice on the page.
There are 34 headings on the page. The amount of headings should be in a more proper relation to the amount of text.

Heading structure

Heading levelContent
H1 Individuelle Rechenzentren Schnell verfügbar und skalierbar
H1 Connectivity für Ihre Daten
H1 Ihr erfahrener Partner für Colocation und Server Housing
H1 Bundesweit in Ihrer Nähe
H1 News
H1 Kontakt
H2 Wir sind sicher
H2 Wir sind serviceorientiert
H2 Wir sind zertifiziert
H2 Wir sind flexibel
H2 Wir sind schnell
H2 Wir sind ausgezeichnet
H2 Datacenter One ist jetzt AtlasEdge
H2 Ein Jahr Energieeffizienzgesetz: Herausforderungen und Chancen für Rechenzentren
H2 Colocation in Metropolregionen – nah und zukunftssicher
H2 vertrieb@atlasedge.com
H2 +49 (0) 711 25290-0
H3 DC1
H3 DC1 Duplicate text
H4 Über uns
H4 Leistungen
H4 Sicherheit
H4 Service
H4 Zertifizierungen
H4 Flexibilität
H4 Schnelligkeit
H4 Auszeichnungen
H4 Aktuelles
H4 E-Mail
H4 Telefon
H4 Social Media
H4 Hauptsitz
H4 Standorte
H4 Leistungsportfolio
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.dc1.com/IMG-ALT Datacenter One Logo
https://www.dc1.com/Subdomain de
https://www.dc1.com/en/Subdomain en
https://www.dc1.com/Hauptmenü
https://www.dc1.com/Subdomain Home
https://www.dc1.com/colocation/Subdomain Colocation
/colocation/rz-entwicklung/Subdomain RZ-Entwicklung
/colocation/raeume/Subdomain Räume
/colocation/cages/Subdomain Cages
/colocation/racks/Subdomain Racks
/rechenzentrum/Subdomain Rechenzentren
/rechenzentrum/hamburg/Subdomain HAM1
/rechenzentrum/duesseldorf/Subdomain DUS1
/rechenzentrum/lev1/Subdomain LEV1
/rechenzentrum/stuttgart/Subdomain GRP10
/rechenzentrum/stuttgart/Subdomain NB8
https://www.dc1.com/zertifikate/Subdomain Zertifikate
https://www.dc1.com/colo-connect/Subdomain Colo Connect
/colo-connect/rz-kopplung/Subdomain RZ-Kopplung
/colo-connect/dwdm/Subdomain DWDM
/colo-connect/ethernet/Subdomain Ethernet
/colo-connect/ip-upstream/Subdomain IP Upstream
https://www.dc1.com/unternehmen/Subdomain Unternehmen
https://www.dc1.com/news/Subdomain News
/unternehmen/standorte/Subdomain Standorte
/nachhaltigkeit/Subdomain Nachhaltigkeit
https://www.dc1.com/karriere/Subdomain Karriere
https://www.dc1.com/karriereArbeiten bei DC1
https://www.dc1.com/karriereBenefits
https://www.dc1.com/karriereDC ONE WORLD
https://www.dc1.com/karriereStellenangebote
https://www.dc1.com/Subdomain Text duplicate de
https://www.dc1.com/en/Subdomain Text duplicate en
https://www.dc1.com/kontakt/Kontaktieren Sie uns
https://www.dc1.com/Subdomain Text duplicate Home
https://www.dc1.com/colocation/Subdomain Text duplicate Colocation
/colocation/rz-entwicklung/Subdomain Text duplicate RZ-Entwicklung
/colocation/raeume/Subdomain Text duplicate Räume
/colocation/cages/Subdomain Text duplicate Cages
/colocation/racks/Subdomain Text duplicate Racks
/rechenzentrum/Subdomain Text duplicate Rechenzentren
/rechenzentrum/hamburg/Subdomain Text duplicate HAM1
/rechenzentrum/duesseldorf/Subdomain Text duplicate DUS1
/rechenzentrum/lev1/Subdomain Text duplicate LEV1
/rechenzentrum/stuttgart/Subdomain Text duplicate GRP10
/rechenzentrum/stuttgart/Subdomain Text duplicate NB8
https://www.dc1.com/zertifikate/Subdomain Text duplicate Zertifikate
https://www.dc1.com/colo-connect/Subdomain Text duplicate Colo Connect
/colo-connect/rz-kopplung/Subdomain Text duplicate RZ-Kopplung
/colo-connect/dwdm/Subdomain Text duplicate DWDM
/colo-connect/ethernet/Subdomain Text duplicate Ethernet
/colo-connect/ip-upstream/Subdomain Text duplicate IP Upstream
https://www.dc1.com/unternehmen/Subdomain Text duplicate Unternehmen
https://www.dc1.com/news/Subdomain Text duplicate News
/unternehmen/standorte/Subdomain Text duplicate Standorte
/nachhaltigkeit/Subdomain Text duplicate Nachhaltigkeit
https://www.dc1.com/karriere/Subdomain Text duplicate Karriere
https://www.dc1.com/karriereText duplicate Arbeiten bei DC1
https://www.dc1.com/karriereText duplicate Benefits
https://www.dc1.com/karriereText duplicate DC ONE WORLD
https://www.dc1.com/karriereText duplicate Stellenangebote
https://www.dc1.com/kontakt/Unser Angebot – Individuell auf Ihre Bedürfnisse angepasst, in zertifizierter Qualität. Kontakt
https://www.dc1.com/colocation/Colocation – Spaces in Form von Racks, Cages oder eigenen Räumen.
/rechenzentrum/Ein Rechenzentrum an Ihrem Wunschort – ab einem Bedarf von 500 qm Fläche.
https://www.dc1.com/colo-connect/Colo Connect – für die beste Verbindung zwischen Standorten und ins Internet.
https://www.dc1.com/kontakt/Subdomain Text duplicate Kontaktieren Sie uns
https://www.dc1.com/zertifikate/Subdomain ISO 27001, EN50600 und TÜV zertifiziert
https://www.de-cix.net/en/serv...New window External Subdomain Anchor DE-CIX enabled sites
https://www.future-thinking.de...New window External Subdomain Deutscher Rechenzentrumspreis 2017.
https://www2.deloitte.com/de/d...New window External Subdomain Technology Fast 50 Award der Wirtschafts- und Beratungsgesellschaft Deloitte
/news/2019/08/29/datacenter-on...Subdomain Anchor Rising Star im ISG Provider Lens™ Quadrant Report 2019
/news/2022/08/04/leader-coloca...Subdomain Anchor Leader im ISG Provider Lens™ Quadrant Report 2022
/news/2023/08/29/isg-provider-...Subdomain Leader im ISG Provider Lens™ Quadrant Report 2023
/news/2024/07/30/isg-provider-...Subdomain Anchor Leader im ISG Provider Lens™ Quadrant Report 2024
/nachhaltigkeit/Subdomain Mehr erfahren →
/news/2025/01/31/datacenter-on...Subdomain 31.01.2025 Datacenter One ist jetzt AtlasEdge Datacenter One ist jetzt AtlasEdge Stuttgart, Januar 2025 - seit Februar 2023 ist Datacenter One stolzes Mitgli...
https://ap-verlag.de/ein-jahr-...New window External 27.12.2024 Ein Jahr Energieeffizienzgesetz: Herausforderungen und Chancen für Rechenzentren Welche Herausforderungen und Chancen bestehen für Rechenzentren i...
https://www.digitalbusiness-cl...New window External Subdomain 27.11.2024 Colocation in Metropolregionen – nah und zukunftssicher Colocation in Metropolregionen - nah, zukunftssicher und genau auf den Kundenbedarf zugesc...
https://www.dc1.com/news/Alle Artikel
https://www.linkedin.com/compa...New window External Subdomain No Text
https://www.xing.com/pages/atl...New window External Subdomain No Text
https://www.dc1.com/kontaktIMG-ALT DC1 Karte
/rechenzentrum/hamburg/Subdomain Rechenzentrum Hamburg
/rechenzentrum/schleswig-holst...Subdomain Rechenzentrum Schleswig-Holstein
/rechenzentrum/stuttgart/Subdomain Rechenzentrum Stuttgart
/rechenzentrum/duesseldorf/Subdomain Rechenzentrum Düsseldorf
/rechenzentrum/koeln/Subdomain Rechenzentrum Köln
/rechenzentrum/nrw/Subdomain Rechenzentrum NRW
/colocation/hamburg/Subdomain Colocation Hamburg
/colocation/duesseldorf/Subdomain Colocation Düsseldorf
/colocation/rz-planung/Subdomain RZ-Planung
/colocation/rz-bau/Subdomain RZ-Bau
/news/2025/01/31/datacenter-on...Subdomain Datacenter One ist jetzt AtlasEdge
https://www.dc1.com/impressum/Subdomain Impressum
/wp-content/uploads/2025/01/AE...New window Subdomain AGB
/datenschutzerklaerung/Subdomain Datenschutz
/news/2025/01/31/datacenter-on...Subdomain Anchor Trivial anchor text
hier
https://www.dc1.com/Subdomain www.DC1.com
https://www.atlasedge.com/External Subdomain www.atlasedge.com

Server configuration

HTTP redirects
(Critically important)
This page redirects to "https://www.dc1.com/"
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 of 0.85 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.
The file size of the HTML document is fine (131 kB).

HTTP Response Header

NameValue
dateThu, 31 Jul 2025 02:54:58 GMT
link<https://www.dc1.com/wp-json/>; rel="https://api.w.org/", <https://www.dc1.com/wp-json/wp/v2/pages/2>; rel="alternate"; title="JSON"; type="application/json", <https://www.dc1.com/>; rel=shortlink
x-content-type-optionsnosniff
x-frame-optionsSAMEORIGIN
strict-transport-securitymax-age=31536000
varyAccept-Encoding
content-encodinggzip
x-xss-protection1; mode=block
content-length21858
content-typetext/html; charset=UTF-8
statuscode200
http_versionHTTP/2

External factors

This website has excellent links from other websites.
This page has backlinks from 55 referring domains.
This page has 235 backlinks.
This page has backlinks from 44 different ip addresses.

Links from Wikipedia

No links from Wikipedia were found.

Robots.txt

# START YOAST BLOCK
# ---------------------------
User-agent: *
Disallow:

Sitemap: https://www.dc1.com/sitemap_index.xml
# ---------------------------
# END YOAST BLOCK

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Search preview

www.dc1.com
Home - Datacenter One
DC1. Connectivity für Ihre Daten. Im Zeitalter der Digitalisierung ist eine schnelle und zuverlässige Datenverarbeitung ein entscheidender Wettbewerbsvorteil.

Most important keywords

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

KeywordResultRecheck
DC170%Check
Schnell68%Check
Rechenzentren59%Check
ONE56%Check
Connect56%Check
Datacenter One55%Check
Connectivity55%Check
Individuell55%Check
Individuelle55%Check
Datacenter52%Check
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