Analyze Ferienwohnungen in Düsseldorf - Städtereisen nach Düsseldorf

Shopping auf der Kö, am Rhein die Seele baumeln lassen oder den Medienhafen erkunden - die Viefalt & Lebensfreude der Erlebnismetropole wird Sie begeistern.

Page load speed analysis

  • 56/100

    Normal result
  • 6

    Successful tests
  • 2

    Failed tests
  • First response

    935 ms

  • Resources loaded

    4.4 sec

  • Page rendered

    663 ms

  • Total page load time

    6 sec

Welcome to homepage info - get ready to check Duesseldorf Travel best content right away, or after learning these important things about

We analyzed page load time and found that the first response time was 935 ms and then it took 5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Page optimization

  • HTML 136.4 kB
    Images 1.3 MB
    Javascripts 963.0 kB
    CSS 225.0 kB

    In fact, the total size of main page is 2.6 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 70% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

    • Original 136.4 kB
    • After minification 135.2 kB
    • After compression 18.6 kB

    HTML optimization

    HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 117.8 kB or 86% of the original size.

    • Original 1.3 MB
    • After optimization 1.3 MB

    Image optimization

    Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Duesseldorf Travel images are well optimized though.

    • Original 963.0 kB
    • After minification 962.4 kB
    • After compression 300.0 kB

    JavaScript optimization

    It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 663.0 kB or 69% of the original size.

    • Original 225.0 kB
    • After minification 224.7 kB
    • After compression 35.7 kB

    CSS optimization

    CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. needs all CSS files to be minified and compressed as it can save up to 189.2 kB or 84% of the original size.

Network requests diagram

  • index.min.css
  • jquery.min.js
  • index.min.js
  • index.ortssuche.js
  • gtm.js
  • de.gif
  • sprite_icons_weiss.png
  • sprite_icons_grau.png
  • multiple-select-ar.png
  • sprite_icons_petrol.png
  • searchresult-in-pic.jpg
  • searchresult-in-pic-mobile.jpg
  • sprite_socialmedia_icons_petrol.png
  • en.gif
  • fr.gif
  • es.gif
  • analytics.js
  • linkid.js
  • ec.js
  • collect
  • collect
  • ga-audiences
  • fbds.js
  • ui-bg_flat_75_ffffff_40x100.png
  • js
  • appartement-im-boardinghouse-central-hotel-duesseldorf-appartement-1-92247-0.jpg
  • collect
  • ui-icons_565a5d_256x240.png
  • ui-bg_flat_75_f4f4f4_40x100.png
  • appartement-im-boardinghouse-central-hotel-duesseldorf-appartement-2-91806-0.jpg
  • der-patriarch-apartment-mit-2-separaten-schlafraeumen-95947-0.jpg
  • lessing-apartment-apartment-ferienwohnung-messewohnung-91743-0.jpg
  • icons_petrol_calendar.png
  • multiple-select.png
  • 105107-hauptansicht.jpeg
  • 49082-hauptansicht.jpeg
  • 108542-hauptansicht.jpeg
  • 49042-hauptansicht.jpeg
  • 1009175-hauptansicht-125345.jpeg
  • 102890-hauptansicht.jpeg
  • ob-60-hauptansicht.jpg
  • ob-49-hauptansicht.jpg
  • common.js
  • map.js
  • util.js
  • marker.js
  • kreis_A.png
  • kreis_B.png
  • kreis_C.png
  • kreis_D.png
  • kreis_E.png
  • kreis_F.png
  • kreis_G.png
  • kreis_H.png
  • kreis_I.png
  • kreis_J.png
  • kreis_K.png
  • kreis_L.png
  • onion.js
  • openhand_8_8.cur
  • ViewportInfoService.GetViewportInfo
  • stats.js
  • controls.js
  • transparent.png
  • css
  • google4.png
  • mapcnt6.png
  • sv5.png
  • tmapctrl.png
  • cb_scout5.png
  • tmapctrl4.png
  • imgs8.png
  • zN7GBFwfMP4uA6AR0HCoLQ.ttf
  • RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
  • Hgo13k-tfSpn0qi1SFdUfaCWcynf_cDxXwCLxiixG1c.ttf
  • d-6IYplOFocCacKzxwXSOKCWcynf_cDxXwCLxiixG1c.ttf
  • vt
  • vt
  • vt
  • vt
  • vt
  • vt
  • vt
  • vt
  • vt
  • vt
  • vt
  • vt
  • vt
  • vt
  • vt
  • vt
  • vt
  • AuthenticationService.Authenticate

Our browser made a total of 98 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original, 26% (25 requests) were made to and 9% (9 requests) were made to The less responsive or slowest element that took the longest time to load (2 sec) relates to the external source

Additional info on


The browser has sent 92 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Duesseldorf Travel. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and as a result speed up the page load time.









Possible request optimization











Normal result

IP address uses IP address which is currently shared with 4 other domains. The more sites share the same IP address, the higher the host server’s workload is. It is strongly recommended that the host server should be changed or the hosting provider should be requested to give a different (separate) IP address for this domain.

Poor result

IP Trace

DNS records

Type Host Target/ip TTL Other
A 60
NS 60
NS 60

60 Mname:
Serial: 2017012600
Refresh: 86400
Retry: 7200
Expire: 3600000
Minimum-ttl: 172800
MX 60 Pri: 0

Language and encoding

Normal result


DE de language flag


N/A  language flag





Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

HTTPS certificate

SSL Certificate has no SSL certificate. Web browsing can be safer with HTTPS connection, so we suggest that it should be obtained for this site.

Normal result

Visitor World Map

The server of is located in Germany, but, unfortunately, we cannot identify the countries where the visitors come from and thus it’s impossible to define if the distance can potentially affect the page load time.

Good result

Poor result

Social Sharing Optimization

Open Graph description is not detected on the main page of Duesseldorf Travel. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks:

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