Analyze

hdt-essen.de: Haus der Technik e. V. HDT Essen Technische Weiterbildung | Haus der Technik e. V.

Haus der Technik bietet Weiterbildungen in vielen technischen Bereichen.

Page load speed analysis

  • 67/100

    Normal result
  • 7

    Successful tests
  • 1

    Failed test
  • First response

    378 ms

  • Resources loaded

    4.5 sec

  • Page rendered

    317 ms

  • Total page load time

    5.2 sec

Visit hdt-essen.de now to see the best up-to-date HDT Essen content for Germany and also check out these interesting facts you probably never knew about hdt-essen.de

We analyzed Hdt-essen.de page load time and found that the first response time was 378 ms and then it took 4.9 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 91.9 kB
    Images 242.0 kB
    Javascripts 1.4 MB
    CSS 203.3 kB

    In fact, the total size of Hdt-essen.de main page is 1.9 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. 35% of websites need less resources to load. Javascripts take 1.4 MB which makes up the majority of the site volume.

    • Original 91.9 kB
    • After minification 90.9 kB
    • After compression 16.0 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 75.9 kB or 83% of the original size.

    • Original 242.0 kB
    • After optimization 239.0 kB

    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. HDT Essen images are well optimized though.

    • Original 1.4 MB
    • After minification 1.3 MB
    • After compression 287.9 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 1.1 MB or 79% of the original size.

    • Original 203.3 kB
    • After minification 203.1 kB
    • After compression 23.8 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. Hdt-essen.de needs all CSS files to be minified and compressed as it can save up to 179.5 kB or 88% of the original size.

Network requests diagram

  • hdt-essen.de
  • ie6.css
  • ie6-repair.css
  • jquery-min.js
  • jquery.intrexx.js
  • jquery.ba-resize.min.js
  • all.js
  • custommenu.js
  • window.js
  • flatmenu.js
  • dropdownmenu.js
  • custom.js
  • application.css
  • application.js
  • page.js
  • shapedtable.css
  • constants.js
  • tablerecords082BFA2E.js
  • conversion.js
  • www.hdt-essen.de
  • hdt_logo.jpg
  • 1px.gif
  • www.hdt-essen.de
  • three_arrows.png
  • learn_and_lead_Fotolia_94689832_TN_0.jpg
  • Umweltschutz_05_deserttrends_Fotolia.com_Fotolia_5938945_L_TN_0.jpg
  • arbeitsschutz_puzzle_Fotolia_81229462_TN_0.jpg
  • sicherheit_betrieb_03_TN_neu_0.jpg
  • weiterbildungsangebot.jpg
  • streifen_saalanmietung.jpg
  • streifen_hdt_university.jpg
  • fb.jpg
  • trennlinie_vertikal.gif
  • myhdt_loginbutton.jpg
  • streifen_hdt_agentur.jpg
  • teaser_hdt_forum.jpg
  • streifen_roentgenabteilung.jpg
  • hdt_gebaeude.jpg
  • clearpixel.gif
  • piwik.js
  • print.css
  • ga.js
  • 9383231323236323131303.js
  • __utm.gif
  • ia-pixel.php
  • bnc.php
  • c2.php
  • hiddenFrame.html
  • pixel
  • gcm.php
  • pixel
  • gcm.php

Our browser made a total of 55 requests to load all elements on the main page. We found that 75% of them (41 requests) were addressed to the original Hdt-essen.de, 9% (5 requests) were made to T23.intelliad.de and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Piwik.hdt-essen.de.

Additional info on hdt-essen.de

Requests

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of HDT Essen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and as a result speed up the page load time.

17

Javascripts

25

Images

3

CSS

3

AJAX

48

All

Possible request optimization

1

Javascripts

17

Images

3

CSS

3

AJAX

24

Optimized

24

All

Normal result

Redirects

As for redirects, our browser was forwarded to http://www.hdt-essen.de// before it reached this domain.

IP address

This IP address is dedicated to Hdt-essen.de. This is the best domain hosting practice .

Normal result

IP Trace

hdt-essen.de

80.190.176.102

DNS records

Type Host Target/ip TTL Other
A

hdt-essen.de

80.190.176.102 360
NS

hdt-essen.de

dns02.pce.de 360
NS

hdt-essen.de

dns01.pce.de 360
NS

hdt-essen.de

dns03.pce.de 3600
SOA

hdt-essen.de

360 Mname: dns1.pce.de
Rname: hostmaster.pce.de
Serial: 2017071701
Refresh: 10800
Retry: 3600
Expire: 86400
Minimum-ttl: 86400

Language and encoding

Good result

Language

DE de language flag

Detected

DE de language flag

Claimed

Encoding

UTF-8

Claimed

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Hdt-essen.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it matches the claimed language. Our system also found out that Hdt-essen.de 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

Hdt-essen.de 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

Country of origin for 85.6% of all visits is Germany. It’s good for Hdt-essen.de that their server is also located in Germany, as that enables the majority of their visitors to benefit from a much faster page load time.

Good result

Poor result

Social Sharing Optimization

Open Graph description is not detected on the main page of HDT Essen. 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:

hdt-essen.de

Share this report in social media

Analyze another website

Analyze