Access optimusdiscos.com. NOS - 5G, Internet, Telemóvel, Televisão, Telefone e Alarmes

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

22/100

10%

LCP (Largest Contentful Paint)

Value7.4 s

4/100

25%

SI (Speed Index)

Value7.2 s

29/100

10%

TBT (Total Blocking Time)

Value4,720 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value21.2 s

1/100

10%

www.nos.pt

95 ms

launch-8dffa85cb584.min.js

60 ms

clientlib-dependencies.lc-25ea2ed12350a4e28bb633cbd94324ee-lc.min.js

40 ms

clientlib-dependencies.lc-e4b85639e1abc607964be0c5fc4b4b1f-lc.min.css

116 ms

clientlib-site.lc-bfb7d4231ee503b4825a793c0c599997-lc.min.css

61 ms

Our browser made a total of 89 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Optimusdiscos.com, 1% (1 request) were made to Assets.adobedtm.com and 1% (1 request) were made to . The less responsive or slowest element that took the longest time to load (243 ms) relates to the external source Nos.pt.

Content Size

4.2 MB

After Optimization

4.0 MB

In fact, the total size of Optimusdiscos.com main page is 4.2 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. Only a small number of websites need less resources to load. Images take 3.9 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 190.3 kB

Original 214.9 kB
After minification 214.5 kB
After compression 24.6 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 190.3 kB or 89% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

Original 3.9 MB
After minification 3.9 MB

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. Optimusdiscos images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 38 B

Original 111.3 kB
After minification 111.3 kB
After compression 111.2 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. This website has mostly compressed JavaScripts.

Requests Now

After Optimization

The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Optimusdiscos. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

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.

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

[id] attributes on active, focusable elements are not unique

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

High

Document uses legible font sizes

Language and Encoding

Language Detected

PT
Language Claimed

PT
Encoding

UTF-8

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

Social Sharing Optimization

optimusdiscos.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

NOS - 5G, Internet, Telemóvel, Televisão, Telefone e Alarmes

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

www.nos.pt

launch-8dffa85cb584.min.js

clientlib-dependencies.lc-25ea2ed12350a4e28bb633cbd94324ee-lc.min.js

clientlib-dependencies.lc-e4b85639e1abc607964be0c5fc4b4b1f-lc.min.css

clientlib-site.lc-bfb7d4231ee503b4825a793c0c599997-lc.min.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

www.nos.pt

launch-8dffa85cb584.min.js

clientlib-dependencies.lc-25ea2ed12350a4e28bb633cbd94324ee-lc.min.js

clientlib-dependencies.lc-e4b85639e1abc607964be0c5fc4b4b1f-lc.min.css

clientlib-site.lc-bfb7d4231ee503b4825a793c0c599997-lc.min.css

leadactivation.js

clientlib-base.lc-f62e3f8a98356d4c18414c708252f3b0-lc.min.css

clientlib-site.lc-7b2330ce4bffcbe7e137632cb5516d9f-lc.min.js

container.lc-0a6aff292f5cc42142779cde92054524-lc.min.js

clientlib-base.lc-79a2611b24e19a858a218d9158aa35b9-lc.min.js

logo-nos.svg

icon-user.svg

svg-sprite-icons.svg

ic_packs.svg

ic_smartphone.svg

apps-b.svg

alarmes-b.svg

ic_web%20selfcare.svg

big_banner_NOS_alive_onda_performance_2024_mobile.jpg

big_banner_NOS_alive_d.jpg

wi-fi-total-m.jpg

wi-fi-total-desk.jpg

NOS-preco-imbativel_feb_mob.jpg

NOS-preco-imbativel_feb_dsk.jpg

selo-pmg-2023.png

Xiaomi-Note-13-Pro-5G.png

iPhone-15-Pro-Max-5G.png

Samsung-Galaxy-S24-Ultra-5G.png

Honor-90-Lite.png

OPPO-Reno-10-5G.png

TCL-NOS.png

Xiaomi%20Redmi%20Note%2012%205G.png

Apple-iPhone-14-Pro-Max-5G-ns.png

Xiaomi%2013%205G%20256GB.png

Xiaomi%20Redmi%20Note%2012%20Pro%205G.png

Samsung%20Galaxy%20A54%205G%20128GB.png

Samsung-Galaxy-Watch6-Classic-47mm-preto.png

Apple-Watch-Ultra-2-GPS-Cellular-49.png

Samsung_Galaxy_Watch6_Graphite.png

Apple-Watch-Ultra-Cellular.png

Samsung-Galaxy-Watch-5-40mm.png

Samsung-Galaxy-Watch4-Classic-46mm.png

Samsung-Galaxy-TAB-S9-5G-s.png

Samsung-Galaxy-Tab-S9-FE.png