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SEO Report for

November 7, 2019 12:15 AM
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• Category
Technology & Computing  >  Data Centers
• Online since
September 8, 2007 (explore Wayback Machine)
• Age
14 years, 13 days
• Alexa Rank


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SSL Certificate
This website is not SSL secured (HTTPS), the certificate issued by DigiCert Inc has expired on April 6, 2020.
Title Tag
First Colo GmbH → Rechenzentrum für Colocation, Housing & Server
Length: 71 (recommended: 10 to 70)
Meta Description
Sicheres Housing und Hosting inklusive DDoS Schutz ✓ 24/7/365 Support durch unsere Sicherheitsexperten. Modernstes Rechenzentrum im Herzen Frankfurts.
Length: 152 (recommended: 50 to 160)
Google preview
Desktop Version

First Colo GmbH → Rechenzentrum für Colocation, Housing & Server

Sicheres Housing und Hosting inklusive DDoS Schutz ✓ 24/7/365 Support durch unsere Sicherheitsexperten. Modernstes Rechenzentrum im Herzen Frankfurts.

Mobile Version

Favicon for

First Colo GmbH → Rechenzentrum für Colocation, Housing & Server

Sicheres Housing und Hosting inklusive DDoS Schutz ✓ 24/7/365 Support durch unsere Sicherheitsexperten. Modernstes Rechenzentrum i...

Great, language/character encoding is specified: utf-8
Hreflang Tags
URL Resolve

Great, a redirect is in place to redirect traffic from your non-preferred domain. All versions of your page point to the same URL.

URL Parameters
Great, the domain URLs look clean.
Attribute Value
viewport width=device-width, user-scalable=no, initial-scale=1, maximum-scale=1


The results of our semantic analysis are shown below using the website's language.

They are the main concepts covered by

Each concept has a confidence score. The higher it is, the more important the topic is relative to the page.

Serverhousing Confidence: 90% Arrow up

Als Serverhousing (oder auch Serverhoming, Collocation [von englisch '], Colocation [von englisch '] und Co.Location) bezeichnet man die Unterbringung und Netzanbindung eines Kundenservers im Rechenzentrum eines Internet Service Providers (ISP).

Das heißt, im Gegensatz zum Hosting wird die Hardware nicht vom Anbieter, sondern vom Kunden oder Mieter gestellt.

Der Anbieter stellt infrastrukturelle Dienstleistungen und Betriebsunterstützung bereit.

Rechenzentrum Confidence: 80% Arrow up

Mit Rechenzentrum bezeichnet man sowohl das Gebäude bzw.

die Räumlichkeiten, in denen die zentrale Rechentechnik (z.


Rechner, aber auch die zum Betrieb notwendige Infrastruktur) einer oder mehrerer Unternehmen bzw.

Organisationen untergebracht ist, als auch die Organisation selbst, die sich um diese Computer kümmert.

Ihr kommt damit eine zentrale Bedeutung in der Unternehmens-EDV zu.

Hosting Confidence: 79% Arrow up

Hosting bezeichnet auf Englisch die Tätigkeit und Rolle eines „Veranstalters“ oder die „Gastgeberschaft“, ist im deutschen Sprachraum aber eine etablierte Kurzform für den Betrieb von Softwareapplikations- oder Internetdiensten (eng.

„Internet hosting“).

Server Confidence: 79% Arrow up

Ein ' (englisch ', wörtlich Diener oder Bediensteter, im weiteren Sinn auch Dienst) ist ein Computerprogramm oder ein Computer, der Computerfunktionalitäten wie Dienstprogramme, Daten oder andere Ressourcen bereitstellt, damit andere Computer oder Programme („Clients“) darauf zugreifen können, meist über ein Netzwerk.

Dabei hat Server zwei verwandte, aber unterschiedliche Grundbedeutungen:

Denial of Service Confidence: 78% Arrow up

Denial of Service DoS (engl.

für „Verweigerung des Dienstes“) bezeichnet in der Informationstechnik die Nichtverfügbarkeit eines Internetdienstes, der eigentlich verfügbar sein sollte.

WEBSITE SPEED website speed is very slow. Page speed is important for visitors and search engines.

Get insights to improve your page loading time.

Page Loading Time


This domain loads at the median speed of 0.5 seconds.

Speed Percentile

94% is faster than approximately 94 percent of the web. Your website page speed needs to be as fast as you can make it, without compromising the customer experience.

A good goal to achieve is a loading time of 2 seconds on desktop and mobile devices.


This website is ranked #1.835.911 by Alexa.

This rank is traffic based. The lower the rank is, the better the domain is ranked.

Alexa data for


Doctype HTML5 Arrow Responsive website, mobile-friendly. Arrow

Mobile Rendering

This website seems to be optimized for Mobile Visitors.

How looks like on a mobile device such as an iPhone.

How looks like on a tablet such as an iPad.

Main colors used

These are the main HTML color codes used by this website. Arrow
  • 42% #000000
  • 22% #ffffff
  • 7% #f0f0f0
  • 5% #000010
  • 5% #001030
  • 3% #002040
  • 2% #402020
  • 2% #001020
  • 1% #3080e0
  • 1% #5090e0
  • 1% #70a0e0
  • 1% #0060c0

Text/code ratio's text/code ratio is 2.83%. It's a bit low. Consider raising it by adding more text content of value for your visitors, or keeping your code clean.
Text / Code Ratio 2.83%

A good text to HTML ratio is anywhere from 25 to 70%.

This percentage refers to the visible text ratio, as opposed to HTML elements, image tags and other non-visible information.

Main HTML tags

Headings Arrow up

Great, we found headings on this page.

  • <H1> 1
  • <H2> 9
  • <H3> 0
  • <H4> 0
  • <H5> 4
  • <H6> 0
Top level heading
Wir betreiben unser hochmodernes rechenzentrum in frankfurt am main
2nd level heading
Unser kerngeschäft ist die vermietung und der betrieb von servern und rechenzentrumsflächen
Colocation und housing
Managed services
Kubernetes as a service
ıp transit
5th level heading
Alt attributes Arrow up

We found 37 images on this website.
21 ALT attributes are missing on your image tags. The issue affects 17 actual different images that could be loaded more than once in your page.

Alternative text allows you to add a description to an image.

Google rely on alternative text attributes to determine relevance to a search query. Alternative text also makes an image more likely to appear in a Google image search.

It looks like you're missing alternative text for 21 images on Check your website to make sure it's specified for each image on the page.


This is an overview of your homepage shares on social networks.

It's a good start.

You should focus on obtaining more social shares to improve your overall SEO strategy. Check out these tips to build a better social media presence.

  • Facebook iconFacebook
  • Total Engagement 44
  • Likes 1
  • Shares 43
  • Comments 0
  • Pinterest iconPinterest 0
  • Linkedin iconLinkedin 0
  • Stumbleupon iconStumbleupon 0


Registration Date 09/08/2007 14 years, 13 days ago
Last Modified 09/09/2019 2 years, 12 days ago
Expiration Date 09/08/2020 Expired
Nameservers Arrow up
Host IP Address Country Flag for GermanyGermany Flag for NetherlandsNetherlands


Server map
  • Service Provider (ISP)
  • First Colo
  • IP Address
  • Country
  • Flag for GermanyGermany
  • Region
  • Hesse , Frankfurt am Main
  • Latitude and Longitude
  • 50.1165 : 8.72596


The owner has chosen to keep his whois contact information private.
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