Report Summary

  • 47

    Performance

    Renders faster than
    65% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

lv.norton.com

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

Page Load Speed

1.5 sec in total

First Response

118 ms

Resources Loaded

797 ms

Page Rendered

546 ms

lv.norton.com screenshot

About Website

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

Key Findings

We analyzed Lv.norton.com page load time and found that the first response time was 118 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

lv.norton.com performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value5.7 s

16/100

25%

SI (Speed Index)

Value4.2 s

77/100

10%

TBT (Total Blocking Time)

Value750 ms

39/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.2 s

51/100

10%

Network Requests Diagram

ie.norton.com

118 ms

launch-EN1cc7556280444b10a3c687a73ed01baa.min.js

53 ms

Bootstrap.js

102 ms

MDDJR-3RVW8-S3M46-HL4QS-RLVQ4

84 ms

topnav.min.56c140b1e7305a3ce776db34ab0d5bd0.css

173 ms

Our browser made a total of 117 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Lv.norton.com, 1% (1 request) were made to Assets.adobedtm.com and 1% (1 request) were made to Ensighten.norton.com. The less responsive or slowest element that took the longest time to load (311 ms) relates to the external source Ie.norton.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 341.4 kB (46%)

Content Size

741.6 kB

After Optimization

400.3 kB

In fact, the total size of Lv.norton.com main page is 741.6 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 323.1 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 285.5 kB

  • Original 323.1 kB
  • After minification 269.3 kB
  • After compression 37.6 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. This page needs HTML code to be minified as it can gain 53.7 kB, which is 17% 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 285.5 kB or 88% of the original size.

Image Optimization

-0%

Potential reduce by 26 B

  • Original 274.1 kB
  • After minification 274.1 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. Lv 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 41 (35%)

Requests Now

116

After Optimization

75

The browser has sent 116 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lv 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 11 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

lv.norton.com accessibility score

85

Accessibility Issues

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

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.

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 IDs are not unique

Best Practices

lv.norton.com best practices score

92

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

Missing source maps for large first-party JavaScript

SEO Factors

lv.norton.com SEO score

92

Search Engine Optimization Advices

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 Lv.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 Lv.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

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