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errors.norton.com screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 78

    SEO

    Google-friendlier than
    39% of websites

errors.norton.com

Official Site | Norton™ - Antivirus & Anti-Malware Software

Page Load Speed

2.3 sec in total

First Response

186 ms

Resources Loaded

839 ms

Page Rendered

1.3 sec

errors.norton.com screenshot

About Website

Visit errors.norton.com now to see the best up-to-date Errors Norton content for United States and also check out these interesting facts you probably never knew about errors.norton.com

Norton™ provides industry-leading antivirus and security software for your PC, Mac, and mobile devices. Download a Norton™ 360 plan - protect your devices against viruses, ransomware, malware and othe...

Visit errors.norton.com

Key Findings

We analyzed Errors.norton.com page load time and found that the first response time was 186 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

errors.norton.com performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value6.1 s

12/100

25%

SI (Speed Index)

Value10.9 s

6/100

10%

TBT (Total Blocking Time)

Value6,300 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.083

93/100

15%

TTI (Time to Interactive)

Value27.5 s

0/100

10%

Network Requests Diagram

errors.norton.com

186 ms

us.norton.com

100 ms

launch-EN1cc7556280444b10a3c687a73ed01baa.min.js

27 ms

Bootstrap.js

56 ms

topnav.min.d8d162235186b8652dca48d1064e73ac.css

20 ms

Our browser made a total of 122 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Errors.norton.com, 93% (113 requests) were made to Us.norton.com and 2% (2 requests) were made to Dpm.demdex.net. The less responsive or slowest element that took the longest time to load (293 ms) relates to the external source Us.norton.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 371.4 kB (45%)

Content Size

825.2 kB

After Optimization

453.8 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Errors.norton.com main page is 825.2 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 60% of websites need less resources to load. HTML takes 351.3 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 301.1 kB

  • Original 351.3 kB
  • After minification 301.4 kB
  • After compression 50.2 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. This page needs HTML code to be minified as it can gain 49.9 kB, which is 14% 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 301.1 kB or 86% of the original size.

Image Optimization

-4%

Potential reduce by 14.5 kB

  • Original 329.4 kB
  • After minification 314.9 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. Errors Norton images are well optimized though.

JavaScript Optimization

-39%

Potential reduce by 55.9 kB

  • Original 144.5 kB
  • After minification 144.5 kB
  • After compression 88.6 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 55.9 kB or 39% of the original size.

Requests Breakdown

Number of requests can be reduced by 43 (36%)

Requests Now

120

After Optimization

77

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 120 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Errors Norton. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

errors.norton.com

errors.norton.com

186 ms

us.norton.com

us.norton.com

100 ms

launch-EN1cc7556280444b10a3c687a73ed01baa.min.js

launch-EN1cc7556280444b10a3c687a73ed01baa.min.js

27 ms

Bootstrap.js

Bootstrap.js

56 ms

topnav.min.d8d162235186b8652dca48d1064e73ac.css

topnav.min.d8d162235186b8652dca48d1064e73ac.css

20 ms

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country-selector.min.5d85ae94786b6a7c5d3798c94fd577bf.css

21 ms

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44 ms

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43 ms

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46 ms

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44 ms

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43 ms

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53 ms

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75 ms

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101 ms

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45 ms

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61 ms

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70 ms

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72 ms

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90 ms

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77 ms

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191 ms

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78 ms

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footer.min.bf2f3a7b6716c365bb104cb6451d9ef4.css

90 ms

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88 ms

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163 ms

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92 ms

icon_myaccount.svg

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165 ms

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163 ms

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168 ms

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214 ms

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167 ms

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167 ms

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211 ms

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id

id

21 ms

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43 ms

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180 ms

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28 ms

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162 ms

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banner_protected_devices_graphic_m_2x.jpeg

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58 ms

json

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seo

seo

100 ms

Accessibility Review

errors.norton.com accessibility score

79

Accessibility Issues

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

High

[aria-*] attributes do not match their roles

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

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

Best Practices

errors.norton.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

errors.norton.com SEO score

78

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Crawling and Indexing

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

Impact

Issue

High

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

errors.norton.com

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