Tools & Wizards About Us
cdn.nba.com screenshot

Report Summary

  • 97

    Performance

    Renders faster than
    94% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

cdn.nba.com

The official site of the NBA for the latest NBA Scores, Stats & News. | NBA.com

Page Load Speed

3.6 sec in total

First Response

1.4 sec

Resources Loaded

2.2 sec

Page Rendered

15 ms

cdn.nba.com screenshot

About Website

Welcome to cdn.nba.com homepage info - get ready to check Cdn NBA best content for United States right away, or after learning these important things about cdn.nba.com

The official site of the National Basketball Association. Follow the action on NBA scores, schedules, stats, news, Team and Player news.

Visit cdn.nba.com

Key Findings

We analyzed Cdn.nba.com page load time and found that the first response time was 1.4 sec and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

cdn.nba.com performance score

97

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

90/100

10%

LCP (Largest Contentful Paint)

Value1.8 s

99/100

25%

SI (Speed Index)

Value3.3 s

91/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.021

100/100

15%

TTI (Time to Interactive)

Value1.9 s

99/100

10%

Network Requests Diagram

cdn.nba.com

1382 ms

newrelic-prod.js

74 ms

theme-loader.js

61 ms

0c7120efe623ab22.css

75 ms

1cf4c97cbebb2b47.css

46 ms

Our browser made a total of 141 requests to load all elements on the main page. We found that all of those requests were addressed to Cdn.nba.com and no external sources were called. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Cdn.nba.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 432.3 kB (2%)

Content Size

18.6 MB

After Optimization

18.2 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Cdn.nba.com main page is 18.6 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. Only a small number of websites need less resources to load. Images take 18.1 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 408.7 kB

  • Original 471.0 kB
  • After minification 470.5 kB
  • After compression 62.3 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 408.7 kB or 87% of the original size.

Image Optimization

-0%

Potential reduce by 23.6 kB

  • Original 18.1 MB
  • After minification 18.1 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. Cdn NBA images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 0 B

  • Original 8.8 kB
  • After minification 8.8 kB
  • After compression 8.8 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.

Requests Breakdown

Number of requests can be reduced by 10 (10%)

Requests Now

101

After Optimization

91

  • Images
  • JavaScript

The browser has sent 101 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cdn NBA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

cdn.nba.com

cdn.nba.com

1382 ms

newrelic-prod.js

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74 ms

theme-loader.js

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61 ms

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75 ms

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297 ms

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268 ms

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94 ms

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129 ms

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227 ms

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186 ms

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Accessibility Review

cdn.nba.com accessibility score

72

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Form elements do not have associated labels

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

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

cdn.nba.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

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

cdn.nba.com SEO score

79

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

Links do not have descriptive text

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

High

Tap targets are not sized appropriately

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 Cdn.nba.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 Cdn.nba.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

cdn.nba.com

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