Report Summary

  • 26

    Performance

    Renders faster than
    47% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 90% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

asl.org

Home - American School in London

Page Load Speed

6.6 sec in total

First Response

71 ms

Resources Loaded

6 sec

Page Rendered

604 ms

asl.org screenshot

About Website

Visit asl.org now to see the best up-to-date Asl content for India and also check out these interesting facts you probably never knew about asl.org

Home - American School in London

Visit asl.org

Key Findings

We analyzed Asl.org page load time and found that the first response time was 71 ms and then it took 6.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

asl.org performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value8.5 s

1/100

25%

SI (Speed Index)

Value9.7 s

11/100

10%

TBT (Total Blocking Time)

Value1,080 ms

24/100

30%

CLS (Cumulative Layout Shift)

Value0.136

80/100

15%

TTI (Time to Interactive)

Value10.4 s

24/100

10%

Network Requests Diagram

asl.org

71 ms

index.cfm

1115 ms

styles.cfm

151 ms

ss.css

140 ms

jquery.min.js

143 ms

Our browser made a total of 156 requests to load all elements on the main page. We found that 59% of them (92 requests) were addressed to the original Asl.org, 13% (20 requests) were made to Securedata2.finalsite.com and 7% (11 requests) were made to Securejs.finalsite.com. The less responsive or slowest element that took the longest time to load (3.3 sec) belongs to the original domain Asl.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.6 MB (9%)

Content Size

18.1 MB

After Optimization

16.5 MB

In fact, the total size of Asl.org main page is 18.1 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 16.8 MB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 155.6 kB

  • Original 170.2 kB
  • After minification 147.3 kB
  • After compression 14.7 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 23.0 kB, which is 13% 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 155.6 kB or 91% of the original size.

Image Optimization

-3%

Potential reduce by 565.0 kB

  • Original 16.8 MB
  • After minification 16.2 MB

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. Asl images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 608.9 kB

  • Original 849.0 kB
  • After minification 782.6 kB
  • After compression 240.1 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 608.9 kB or 72% of the original size.

CSS Optimization

-85%

Potential reduce by 247.6 kB

  • Original 290.1 kB
  • After minification 259.9 kB
  • After compression 42.5 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. Asl.org needs all CSS files to be minified and compressed as it can save up to 247.6 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 36 (26%)

Requests Now

141

After Optimization

105

The browser has sent 141 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Asl. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

asl.org accessibility score

96

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.

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

Links do not have a discernible name

Best Practices

asl.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

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

asl.org 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

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Asl.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Asl.org main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Asl. 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: