7.1 sec in total
331 ms
6.5 sec
287 ms
Click here to check amazing Zon content for Portugal. Otherwise, check out these important facts you probably never knew about zon.pt
Liga-te à rede 5G com os nossos tarifários móveis ou pacotes de Internet e televisão. Internet fixa e móvel, loja online com smartphones e muito mais.
Visit zon.ptWe analyzed Zon.pt page load time and found that the first response time was 331 ms and then it took 6.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
zon.pt performance score
name
value
score
weighting
Value7.3 s
1/100
10%
Value25.9 s
0/100
25%
Value13.5 s
2/100
10%
Value4,340 ms
1/100
30%
Value0.297
40/100
15%
Value23.0 s
1/100
10%
331 ms
214 ms
218 ms
276 ms
333 ms
Our browser made a total of 66 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Zon.pt, 11% (7 requests) were made to Cdn.nos.pt and 6% (4 requests) were made to Webcare.byside.com. The less responsive or slowest element that took the longest time to load (3.7 sec) relates to the external source Webcare.byside.com.
Page size can be reduced by 920.8 kB (38%)
2.4 MB
1.5 MB
In fact, the total size of Zon.pt main page is 2.4 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. Images take 1.3 MB which makes up the majority of the site volume.
Potential reduce by 184.9 kB
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 184.9 kB or 86% of the original size.
Potential reduce by 18.4 kB
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. Zon images are well optimized though.
Potential reduce by 474.2 kB
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 474.2 kB or 72% of the original size.
Potential reduce by 243.3 kB
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. Zon.pt needs all CSS files to be minified and compressed as it can save up to 243.3 kB or 86% of the original size.
Number of requests can be reduced by 32 (53%)
60
28
The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zon. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and as a result speed up the page load time.
www.nos.pt
331 ms
particulares
214 ms
home.aspx
218 ms
screen.min.css
276 ms
init.js
333 ms
ScriptResource.axd
344 ms
blank.js
218 ms
ScriptResource.axd
221 ms
jquery-1.11.2.min.js
367 ms
jayscript.min.js
358 ms
modernizr.custom.js
366 ms
byside_webcare.js
596 ms
GoogleTagManagerColor.js
435 ms
WebResource.axd
435 ms
responsive-carousel.min.js
436 ms
responsive-carousel.addons.min.js
435 ms
stacktable.min.js
340 ms
picturefill.min.js
366 ms
jquery-ui-1.9.2.custom.min.js
531 ms
magnific.js
437 ms
jquery.responsiveTabs.min.js
445 ms
script.min.js
444 ms
instyler.min.js
448 ms
516 ms
wtid.php
154 ms
nos.png
526 ms
arrow_back.png
114 ms
dropNplay.png
514 ms
drop_kanguru_janeiro.png
509 ms
Nos_telefone_drop.jpg
515 ms
drop_smartphones_natal.jpg
522 ms
Destaques-Dropdown.png
509 ms
AzoSansWeb-Regular.woff
514 ms
AzoSansWeb-Medium.woff
513 ms
AzoSansWeb-Light.woff
515 ms
AzoSansWeb-Bold.woff
513 ms
nosfont.svg
456 ms
nosfont.woff
452 ms
stat.php
630 ms
fbds.js
322 ms
gtm.js
328 ms
print.min.css
261 ms
usert_agent.php
3679 ms
extra-large.png
982 ms
extra-large.png
727 ms
extra-large.png
254 ms
extra-large.png
812 ms
large.png
785 ms
large25.png
253 ms
large.png
442 ms
largehp.jpg
443 ms
large.png
547 ms
large.png
763 ms
246 ms
analytics.js
50 ms
conversion_async.js
162 ms
linkid.js
17 ms
72 ms
collect
26 ms
collect
94 ms
collect
27 ms
collect
115 ms
86 ms
collect
80 ms
ga-audiences
47 ms
ga-audiences
50 ms
zon.pt accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-hidden="true"] elements contain focusable descendents
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
zon.pt best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
zon.pt SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
PT
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zon.pt 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 Zon.pt 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.
zon.pt
Open Graph description is not detected on the main page of Zon. 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: