Report Summary

  • 90

    Performance

    Renders faster than
    91% of other websites

  • 58

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    47% of websites

  • 77

    SEO

    Google-friendlier than
    45% of websites

stream.jw.org

JW Stream

Page Load Speed

637 ms in total

First Response

23 ms

Resources Loaded

538 ms

Page Rendered

76 ms

stream.jw.org screenshot

About Website

Click here to check amazing Stream JW content for United States. Otherwise, check out these important facts you probably never knew about stream.jw.org

Visit stream.jw.org

Key Findings

We analyzed Stream.jw.org page load time and found that the first response time was 23 ms and then it took 614 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Performance Metrics

stream.jw.org performance score

90

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

64/100

10%

LCP (Largest Contentful Paint)

Value2.6 s

88/100

25%

SI (Speed Index)

Value2.6 s

97/100

10%

TBT (Total Blocking Time)

Value190 ms

91/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.4 s

93/100

10%

Network Requests Diagram

23 ms

stream.login.min.css

191 ms

angular.min.js

195 ms

ngStorage.min.js

214 ms

directive.focus.js

212 ms

Our browser made a total of 7 requests to load all elements on the main page. We found that 29% of them (2 requests) were addressed to the original Stream.jw.org, 71% (5 requests) were made to Assets.stream.jw.org. The less responsive or slowest element that took the longest time to load (214 ms) relates to the external source Assets.stream.jw.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 222.0 kB (64%)

Content Size

345.2 kB

After Optimization

123.2 kB

In fact, the total size of Stream.jw.org main page is 345.2 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. Javascripts take 317.8 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 2.8 kB

  • Original 4.1 kB
  • After minification 4.1 kB
  • After compression 1.3 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 2.8 kB or 68% of the original size.

Image Optimization

-27%

Potential reduce by 2.1 kB

  • Original 7.8 kB
  • After minification 5.7 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. Obviously, Stream JW needs image optimization as it can save up to 2.1 kB or 27% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-65%

Potential reduce by 205.5 kB

  • Original 317.8 kB
  • After minification 317.3 kB
  • After compression 112.3 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 205.5 kB or 65% of the original size.

CSS Optimization

-75%

Potential reduce by 11.7 kB

  • Original 15.6 kB
  • After minification 15.6 kB
  • After compression 3.9 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. Stream.jw.org needs all CSS files to be minified and compressed as it can save up to 11.7 kB or 75% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (50%)

Requests Now

6

After Optimization

3

The browser has sent 6 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Stream JW. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

stream.jw.org accessibility score

58

Accessibility Issues

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

stream.jw.org best practices score

75

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

stream.jw.org SEO score

77

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

robots.txt is not valid

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

    N/A

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Stream.jw.org can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Stream.jw.org 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 Stream JW. 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: