Report Summary

  • 49

    Performance

    Renders faster than
    67% of other websites

  • 62

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

jars.com

Jars

Page Load Speed

4.3 sec in total

First Response

262 ms

Resources Loaded

3.7 sec

Page Rendered

352 ms

About Website

Visit jars.com now to see the best up-to-date Jars content and also check out these interesting facts you probably never knew about jars.com

Jars on WN Network delivers the latest Videos and Editable pages for News & Events, including Entertainment, Music, Sports, Science and more, Sign up and share your playlists.

Visit jars.com

Key Findings

We analyzed Jars.com page load time and found that the first response time was 262 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

jars.com performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.4 s

1/100

10%

LCP (Largest Contentful Paint)

Value9.7 s

0/100

25%

SI (Speed Index)

Value7.4 s

27/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value11.7 s

18/100

10%

Network Requests Diagram

jars.com

262 ms

jars.com

434 ms

Jars

717 ms

f10fd2cbad84386e125817a309cd00.js

230 ms

561e4cc9554755b1f21853e2be9e47.css

178 ms

Our browser made a total of 81 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Jars.com, 12% (10 requests) were made to I.ytimg.com and 9% (7 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (927 ms) relates to the external source Assets.wn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 770.4 kB (36%)

Content Size

2.1 MB

After Optimization

1.4 MB

In fact, the total size of Jars.com main page is 2.1 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. 55% of websites need less resources to load. Javascripts take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 345.3 kB

  • Original 414.8 kB
  • After minification 369.9 kB
  • After compression 69.5 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. This page needs HTML code to be minified as it can gain 44.9 kB, which is 11% 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 345.3 kB or 83% of the original size.

Image Optimization

-6%

Potential reduce by 37.4 kB

  • Original 614.8 kB
  • After minification 577.4 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. Jars images are well optimized though.

JavaScript Optimization

-38%

Potential reduce by 386.9 kB

  • Original 1.0 MB
  • After minification 1.0 MB
  • After compression 632.3 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 386.9 kB or 38% of the original size.

CSS Optimization

-1%

Potential reduce by 823 B

  • Original 97.8 kB
  • After minification 97.8 kB
  • After compression 97.0 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. Jars.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 23 (32%)

Requests Now

73

After Optimization

50

The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jars. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

jars.com accessibility score

62

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

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[role]s are not contained by their required parent element

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.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

jars.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

jars.com SEO score

85

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

Image elements do not have [alt] attributes

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 Jars.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 Jars.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 description is not detected on the main page of Jars. 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: