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Page load speed analysis

  • 75/100

    Good result
  • 6

    Successful tests
  • 2

    Failed tests
  • First response

    328 ms

  • Resources loaded

    847 ms

  • Page rendered

    220 ms

  • Total page load time

    1.4 sec

Click here to check amazing Uol 09 content for Brazil. Otherwise, check out these important facts you probably never knew about

We analyzed page load time and found that the first response time was 328 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Page optimization

  • HTML 18.7 kB
    Images 186.4 kB
    Javascripts 150.1 kB
    CSS 9.5 kB

    In fact, the total size of main page is 364.8 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 10% of websites need less resources to load. Images take 186.4 kB which makes up the majority of the site volume.

    • Original 18.7 kB
    • After minification 16.5 kB
    • After compression 4.2 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. This page needs HTML code to be minified as it can gain 2.1 kB, which is 11% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 14.5 kB or 78% of the original size.

    • Original 186.4 kB
    • After optimization 170.4 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. Uol 09 images are well optimized though.

    • Original 150.1 kB
    • After minification 129.6 kB
    • After compression 41.5 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 108.6 kB or 72% of the original size.

    • Original 9.5 kB
    • After minification 6.1 kB
    • After compression 1.5 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 8.1 kB or 85% of the original size.

Network requests diagram

  • css
  • defaultn.css
  • estilos.css
  • jquery.min.js
  • swfupload.js
  • handlers.js
  • swfupload.queue.js
  • fileprogress.js
  • b_topo_plus.png
  • logo_plus.png
  • b_menu.png
  • bg_index.png
  • bg_indexbola.png
  • notebook_video.png
  • sombra.gif
  • bg_calc.png
  • botaocalcular.png
  • seta_calc.gif
  • ajaxpp_trans.gif
  • maisdepoimentos.png

Our browser made a total of 21 requests to load all elements on the main page. We found that 90% of them (19 requests) were addressed to the original, 5% (1 request) were made to and 5% (1 request) were made to The less responsive or slowest element that took the longest time to load (328 ms) belongs to the original domain

Additional info on


The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Uol 09. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.









Possible request optimization











Good result

IP address

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

Good result

IP Trace

DNS records

Type Host Target/ip TTL Other
A 3599
NS 3599

3599 Mname:
Serial: 5
Refresh: 900
Retry: 600
Expire: 86400
Minimum-ttl: 3600

Language and encoding

Poor result


PT pt 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 Portuguese 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 . 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 83.4% of all visits is Brazil. Unfortunately, we cannot track the location of server and thus cannot define if the distance between their user base and server 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 Uol 09. 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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