Analyze Universidade NOVA de Lisboa |

Instituição universitária com investigação reconhecida internacionalmente e ensino de qualidade.

Page load speed analysis

  • 60/100

    Normal result
  • 6

    Successful tests
  • 2

    Failed tests
  • First response

    465 ms

  • Resources loaded

    22.4 sec

  • Page rendered

    343 ms

  • Total page load time

    23.2 sec

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

We analyzed page load time and found that the first response time was 465 ms and then it took 22.8 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Page optimization

  • HTML 34.6 kB
    Images 2.9 MB
    Javascripts 225.3 kB
    CSS 59.9 kB

    In fact, the total size of main page is 3.3 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. 20% of websites need less resources to load. Images take 2.9 MB which makes up the majority of the site volume.

    • Original 34.6 kB
    • After minification 33.1 kB
    • After compression 8.7 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 25.9 kB or 75% of the original size.

    • Original 2.9 MB
    • After optimization 2.7 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. Unl images are well optimized though.

    • Original 225.3 kB
    • After minification 184.5 kB
    • After compression 61.7 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 163.6 kB or 73% of the original size.

    • Original 59.9 kB
    • After minification 52.7 kB
    • After compression 8.2 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 51.7 kB or 86% of the original size.

Network requests diagram

  • unl7.css
  • colorbox.css
  • jquery-1.7.1.min.js
  • jquery.bxSlider.js
  • jquery.easing.1.3.js
  • jqcloud-1.0.2.js
  • jquery.accordion.2.0.min.js
  • jquery.colorbox.js
  • bg-slider.jpg
  • universidade-nova-lisboa.png
  • bg-cube.png
  • pt.jpg
  • en.jpg
  • banner_rankings_v2.png
  • banner_publicacoes.jpg
  • guiacursos_en.png
  • internacional_2014.png
  • investigacao_2014.png
  • empreendedorismo_2014.png
  • elearning_2014.png
  • escoladoutoral_2014.jpg
  • thumb.php
  • thumb.php
  • thumb.php
  • FCT01.JPG
  • bg-main.jpg
  • btn-arrow.png
  • fb_logo.jpg
  • twitter.jpg
  • google2.jpg
  • linkedin.jpg
  • novatv.jpg
  • campus_campolide.jpg
  • bg-infobox.png
  • img-info-bubble.png
  • img-stamp-today-en.png
  • btn-arrow-grey.png
  • ga.js
  • overlay.png
  • controls_22.png
  • border.png
  • loading_background.png
  • loading.gif
  • __utm.gif

Our browser made a total of 47 requests to load all elements on the main page. We found that 94% of them (44 requests) were addressed to the original, 4% (2 requests) were made to and 2% (1 request) were made to The less responsive or slowest element that took the longest time to load (20.2 sec) relates to the external source

Additional info on


The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Unl. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts 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: 1596538131
Refresh: 7200
Retry: 7200
Expire: 604800
Minimum-ttl: 7200
MX 300 Pri: 20

Language and encoding

Poor result


PT pt language flag


EN en 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 Portuguese is used on the page, and it does not match the claimed English language. Our system also found out that main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

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

Country of origin for 42% of all visits is Portugal. It’s good for that their server is also located in Portugal, as that enables the majority of their visitors to benefit from a much faster page load time.

Good result

Good result

Social Sharing Optimization

Open Graph data is detected on the main page of Unl. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

Share this report in social media

Analyze another website