Analyze NTNU: Norges teknisk-naturvitenskapelige universitet - NTNU

Norges teknisk-naturvitenskapelige universitet. Campuser i Trondheim, Gjøvik og Ålesund. NTNU har 40000 studenter og hovedansvar for den høyere teknologiutdanningen i Norge.

Page load speed analysis

  • 58/100

    Normal result
  • 6

    Successful tests
  • 2

    Failed tests
  • First response

    523 ms

  • Resources loaded

    5.4 sec

  • Page rendered

    255 ms

  • Total page load time

    6.2 sec

Click here to check amazing NTNU content for Norway. Otherwise, check out these important facts you probably never knew about

We analyzed page load time and found that the first response time was 523 ms and then it took 5.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Page optimization

  • HTML 61.2 kB
    Images 38.5 kB
    Javascripts 1.4 MB
    CSS 792.8 kB

    In fact, the total size of main page is 2.3 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. 65% of websites need less resources to load. Javascripts take 1.4 MB which makes up the majority of the site volume.

    • Original 61.2 kB
    • After minification 60.5 kB
    • After compression 12.5 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 48.7 kB or 80% of the original size.

    • Original 38.5 kB
    • After optimization 33.4 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. Obviously, NTNU needs image optimization as it can save up to 5.1 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

    • Original 1.4 MB
    • After minification 1.3 MB
    • After compression 404.6 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 968.4 kB or 71% of the original size.

    • Original 792.8 kB
    • After minification 790.0 kB
    • After compression 137.2 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 655.6 kB or 83% of the original size.

Network requests diagram

  • aui.css
  • main.css
  • main.css
  • miniCalender.css
  • chosen.css
  • jquery-ui.css
  • main.css
  • barebone.jsp
  • main.css
  • font-awesome.min.css
  • css
  • jquery.min.js
  • underscore-min.js
  • jquerySlider.js
  • jQerySlider.css
  • jquery.tablesorter.js
  • moment.min.js
  • allDev.js
  • main.js
  • ntnu_init_javascript.js
  • soundmanager2-nodebug-jsmin.js
  • en_UK.png
  • b8d8408a-33c0-429b-bc35-ad85b76da0f7
  • 1a9c7fb0-e352-4666-bc33-d5e7680fba52
  • a245bfba-ac77-46e0-ad43-74b687417e6d
  • 88b75e66-1bc8-42bd-9d73-752b9ae46eeb
  • a89180a9-fbb6-464a-943e-406d83661dad
  • 479fd341-2d11-40d1-8a6c-15a0f426380b
  • 42c6777c-162c-4b79-bb03-3ab359bb8ff3
  • 4d8ab939-a831-4dfa-8bf5-da92d2ca000d
  • b1269b1b-1a91-4870-95e4-aa442b488c28
  • 54b5c673-66be-4329-a320-162eb56d8897
  • bec65999-32f3-4357-8bf7-6362694c3795
  • 7c70a179-3c0b-45b0-8e17-27552f9eb7ab
  • 8874ab1c-8441-4b30-8bb2-42d5d1a8da25
  • cJZKeOuBrn4kERxqtaUH3aCWcynf_cDxXwCLxiixG1c.ttf
  • DXI1ORHCpsQm3Vp6mXoaTYnF5uFdDttMLvmWuJdhhgs.ttf
  • MTP_ySUJH_bn48VBG8sNSonF5uFdDttMLvmWuJdhhgs.ttf
  • k3k702ZOKiLJc3WVjuplzInF5uFdDttMLvmWuJdhhgs.ttf
  • logo_ntnu.svg
  • PiolGPHu6Po
  • fontawesome-webfont.woff
  • analytics.js
  • collect
  • www-embed-player-vflZsBgOl.css
  • www-embed-player.js
  • base.js
  • ga-audiences
  • yrK4EqpSRdoujKQmsJoZ5WaLgeULvcWnibQMQSxOOnM.js
  • ad_status.js
  • 2UX7WLTfW3W8TclTUvlFyQ.woff
  • RxZJdnzeo3R5zSexge8UUT8E0i7KZn-EPnyo3HZu7kw.woff

Our browser made a total of 56 requests to load all elements on the main page. We found that 66% of them (37 requests) were addressed to the original, 11% (6 requests) were made to and 5% (3 requests) were made to The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain

Additional info on


The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of NTNU. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.











Possible request optimization













Normal result


As for redirects, our browser was forwarded to before it reached this domain.

IP address

This IP address is dedicated to This is the best domain hosting practice .

Normal result

IP Trace

DNS records

Type Host Target/ip TTL Other
A 300
NS 300
NS 300

300 Mname:
Serial: 2021111800
Refresh: 28800
Retry: 3600
Expire: 2419200
Minimum-ttl: 3600
MX 60 Pri: 10

Language and encoding

Normal result


NO no language flag


NB nb 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 Norwegian is used on the page, and it does not match the claimed language. 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.

Poor result

Visitor World Map

Country of origin for 59.5% of all visits is Norway. It’s good for that their server is also located in Norway, 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 NTNU. 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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