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Report Summary

  • 39

    Performance

    Renders faster than
    58% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

lewissurveillance.com

Lewis Surveillance - Lewis Surveillance / Security Camera Systems

Page Load Speed

1.1 sec in total

First Response

114 ms

Resources Loaded

634 ms

Page Rendered

373 ms

lewissurveillance.com screenshot

About Website

Welcome to lewissurveillance.com homepage info - get ready to check Lewis Surveillance best content right away, or after learning these important things about lewissurveillance.com

Computer security systems: Explore reliable computer security systems to safeguard your data and protect against cyber threats.<br /><br />Network security: Ensure the integrity and privacy of your ne...

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Key Findings

We analyzed Lewissurveillance.com page load time and found that the first response time was 114 ms and then it took 1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

lewissurveillance.com performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

36/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value5.2 s

60/100

10%

TBT (Total Blocking Time)

Value790 ms

37/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value13.6 s

11/100

10%

Network Requests Diagram

lewissurveillance.com

114 ms

lewissurveillance.com

225 ms

sharethis.js

30 ms

reset.css

17 ms

style.css

37 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 83% of them (30 requests) were addressed to the original Lewissurveillance.com, 6% (2 requests) were made to Googletagmanager.com and 6% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (225 ms) belongs to the original domain Lewissurveillance.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 40.9 kB (9%)

Content Size

479.7 kB

After Optimization

438.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lewissurveillance.com main page is 479.7 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. 50% of websites need less resources to load. Javascripts take 265.8 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 33.9 kB

  • Original 42.4 kB
  • After minification 41.4 kB
  • After compression 8.5 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 33.9 kB or 80% of the original size.

Image Optimization

-4%

Potential reduce by 6.7 kB

  • Original 151.7 kB
  • After minification 145.1 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. Lewis Surveillance images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 161 B

  • Original 265.8 kB
  • After minification 265.8 kB
  • After compression 265.7 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.

CSS Optimization

-1%

Potential reduce by 166 B

  • Original 19.8 kB
  • After minification 19.8 kB
  • After compression 19.6 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. Lewissurveillance.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 24 (71%)

Requests Now

34

After Optimization

10

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lewis Surveillance. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

lewissurveillance.com

lewissurveillance.com

114 ms

lewissurveillance.com

lewissurveillance.com

225 ms

sharethis.js

sharethis.js

30 ms

reset.css

reset.css

17 ms

style.css

style.css

37 ms

template.css

template.css

47 ms

style.css

style.css

50 ms

flipclock.css

flipclock.css

57 ms

custom.css

custom.css

57 ms

styleOpenWeatherMapIcons.css

styleOpenWeatherMapIcons.css

58 ms

custom.css

custom.css

64 ms

index.css

index.css

61 ms

jquery.js

jquery.js

82 ms

x5engine.js

x5engine.js

73 ms

flipclock.js

flipclock.js

74 ms

openWeatherMapIcons.js

openWeatherMapIcons.js

76 ms

libOpenWeatherMap.js

libOpenWeatherMap.js

75 ms

main.js

main.js

103 ms

js

js

71 ms

WidgetScript

WidgetScript

71 ms

3.jpg

3.jpg

72 ms

0965F176D2EDA36B203144B7BB6BFCA5.png

0965F176D2EDA36B203144B7BB6BFCA5.png

68 ms

Lewis-Surveillance-New-Logo.png

Lewis-Surveillance-New-Logo.png

68 ms

6.jpg

6.jpg

68 ms

Screenshot-2019-03-19-18.14.47--4-.png

Screenshot-2019-03-19-18.14.47--4-.png

69 ms

Lewis-Surveillance-Stream-Logo.png

Lewis-Surveillance-Stream-Logo.png

67 ms

7.jpg

7.jpg

75 ms

modernizr-custom.js

modernizr-custom.js

51 ms

x5engine.deferrable.js

x5engine.deferrable.js

111 ms

l10n.js

l10n.js

56 ms

x5cartengine.js

x5cartengine.js

82 ms

x5settings.js

x5settings.js

61 ms

js

js

49 ms

analytics.js

analytics.js

22 ms

collect

collect

30 ms

print.css

print.css

41 ms

Accessibility Review

lewissurveillance.com accessibility score

84

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

Best Practices

lewissurveillance.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

lewissurveillance.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

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 Lewissurveillance.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 Lewissurveillance.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

lewissurveillance.com

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