Report Summary

  • 28

    Performance

    Renders faster than
    49% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

top40usa.net

Top 40 USA - Music Charts, Top 40 Hits, Top 40 Hits by Year

Page Load Speed

4.3 sec in total

First Response

1.4 sec

Resources Loaded

2.6 sec

Page Rendered

305 ms

top40usa.net screenshot

About Website

Visit top40usa.net now to see the best up-to-date Top 40 USA content and also check out these interesting facts you probably never knew about top40usa.net

Every artist, duo or group who entered the American Pop Music Charts from the early '50s through this very week. Top 40 USA, the ultimate searchable database.

Visit top40usa.net

Key Findings

We analyzed Top40usa.net page load time and found that the first response time was 1.4 sec and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster. This domain responded with an error, which can significantly jeopardize Top40usa.net rating and web reputation

Performance Metrics

top40usa.net performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.2 s

1/100

10%

LCP (Largest Contentful Paint)

Value13.2 s

0/100

25%

SI (Speed Index)

Value7.2 s

29/100

10%

TBT (Total Blocking Time)

Value430 ms

65/100

30%

CLS (Cumulative Layout Shift)

Value0.362

30/100

15%

TTI (Time to Interactive)

Value12.9 s

13/100

10%

Network Requests Diagram

top40usa.net

1365 ms

css

26 ms

bootstrap.css

466 ms

bootstrap-responsive.css

296 ms

style.css

270 ms

Our browser made a total of 59 requests to load all elements on the main page. We found that 69% of them (41 requests) were addressed to the original Top40usa.net, 7% (4 requests) were made to Pagead2.googlesyndication.com and 5% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Top40usa.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.3 MB (77%)

Content Size

1.7 MB

After Optimization

387.1 kB

In fact, the total size of Top40usa.net main page is 1.7 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. 45% of websites need less resources to load. CSS take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 23.0 kB

  • Original 28.6 kB
  • After minification 21.2 kB
  • After compression 5.6 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 7.4 kB, which is 26% 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 23.0 kB or 80% of the original size.

Image Optimization

-10%

Potential reduce by 26.3 kB

  • Original 270.1 kB
  • After minification 243.8 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. Top 40 USA images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 247.4 kB

  • Original 349.7 kB
  • After minification 263.2 kB
  • After compression 102.3 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 247.4 kB or 71% of the original size.

CSS Optimization

-97%

Potential reduce by 984.0 kB

  • Original 1.0 MB
  • After minification 255.2 kB
  • After compression 35.4 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. Top40usa.net needs all CSS files to be minified and compressed as it can save up to 984.0 kB or 97% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (61%)

Requests Now

49

After Optimization

19

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Top 40 USA. 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 13 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

top40usa.net accessibility score

63

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

[aria-*] attributes do not match their roles

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

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Best Practices

top40usa.net 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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

top40usa.net SEO score

92

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Top40usa.net 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 Top40usa.net 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 Top 40 USA. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: