Tools & Wizards About Us
nba.com screenshot

Report Summary

  • 7

    Performance

    Renders faster than
    22% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

nba.com

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

Page Load Speed

14.1 sec in total

First Response

136 ms

Resources Loaded

2.6 sec

Page Rendered

11.3 sec

nba.com screenshot

About Website

Visit nba.com now to see the best up-to-date NBA content for United States and also check out these interesting facts you probably never knew about nba.com

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

Visit nba.com

Key Findings

We analyzed Nba.com page load time and found that the first response time was 136 ms and then it took 14 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

nba.com performance score

7

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

31/100

10%

LCP (Largest Contentful Paint)

Value15.1 s

0/100

25%

SI (Speed Index)

Value33.0 s

0/100

10%

TBT (Total Blocking Time)

Value37,300 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.389

26/100

15%

TTI (Time to Interactive)

Value82.4 s

0/100

10%

Network Requests Diagram

nba.com

136 ms

www.nba.com

1312 ms

newrelic-prod.js

22 ms

theme-loader.js

36 ms

ca7c6b78fe91fdfa.css

54 ms

Our browser made a total of 138 requests to load all elements on the main page. We found that 33% of them (45 requests) were addressed to the original Nba.com, 64% (88 requests) were made to Cdn.nba.com and 3% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Nba.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 508.3 kB (3%)

Content Size

17.6 MB

After Optimization

17.1 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Nba.com main page is 17.6 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 16.9 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 373.0 kB

  • Original 428.6 kB
  • After minification 428.1 kB
  • After compression 55.6 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. 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 373.0 kB or 87% of the original size.

Image Optimization

-0%

Potential reduce by 1.5 kB

  • Original 16.9 MB
  • After minification 16.9 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. NBA images are well optimized though.

JavaScript Optimization

-58%

Potential reduce by 133.8 kB

  • Original 231.8 kB
  • After minification 231.0 kB
  • After compression 98.0 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 133.8 kB or 58% of the original size.

Requests Breakdown

Number of requests can be reduced by 49 (37%)

Requests Now

131

After Optimization

82

  • Images
  • JavaScript
  • CSS

The browser has sent 131 CSS, Javascripts, AJAX and image requests in order to completely render the main page of NBA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 36 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

nba.com

nba.com

136 ms

www.nba.com

www.nba.com

1312 ms

newrelic-prod.js

newrelic-prod.js

22 ms

theme-loader.js

theme-loader.js

36 ms

ca7c6b78fe91fdfa.css

ca7c6b78fe91fdfa.css

54 ms

1cf4c97cbebb2b47.css

1cf4c97cbebb2b47.css

46 ms

47ccb25b939ab952.css

47ccb25b939ab952.css

34 ms

86a7ad346d8652e4.css

86a7ad346d8652e4.css

49 ms

c483d2d908a09426.css

c483d2d908a09426.css

133 ms

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1e3ad5a10c385b80.css

132 ms

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3570f3d6ccc541fd.css

135 ms

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afbfdeabb4f3a15e.css

129 ms

polyfills-c67a75d1b6f99dc8.js

polyfills-c67a75d1b6f99dc8.js

134 ms

webpack-ef4ae7c3ee30d30b.js

webpack-ef4ae7c3ee30d30b.js

244 ms

framework-6a24ea55bfe2d3c0.js

framework-6a24ea55bfe2d3c0.js

244 ms

main-878323283d90b24a.js

main-878323283d90b24a.js

243 ms

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245 ms

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245 ms

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243 ms

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245 ms

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245 ms

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245 ms

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246 ms

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247 ms

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245 ms

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246 ms

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247 ms

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247 ms

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250 ms

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65421-f115aa3d1d7d6a6d.js

247 ms

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248 ms

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247 ms

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249 ms

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249 ms

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45789-664b671abfd083d0.js

249 ms

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249 ms

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252 ms

7423-71cfe1beeeb112fc.js

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241 ms

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56880-3abdb8e01de0e9df.js

230 ms

18470-cc953767ead87a20.js

18470-cc953767ead87a20.js

295 ms

73815-b441c705a76251df.js

73815-b441c705a76251df.js

296 ms

%5B%5B...root%5D%5D-f6a82c2208a0591f.js

%5B%5B...root%5D%5D-f6a82c2208a0591f.js

291 ms

_buildManifest.js

_buildManifest.js

289 ms

_ssgManifest.js

_ssgManifest.js

209 ms

URWA

URWA

208 ms

logo-nba.svg

logo-nba.svg

464 ms

logo.svg

logo.svg

408 ms

logo.svg

logo.svg

414 ms

logo.svg

logo.svg

417 ms

logo.svg

logo.svg

418 ms

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414 ms

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420 ms

logo.svg

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530 ms

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logo.svg

537 ms

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logo.svg

533 ms

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533 ms

logo.svg

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535 ms

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logo.svg

538 ms

logo.svg

logo.svg

639 ms

logo.svg

logo.svg

629 ms

logo.svg

logo.svg

636 ms

logo.svg

logo.svg

642 ms

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640 ms

logo.svg

logo.svg

633 ms

logo.svg

logo.svg

663 ms

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651 ms

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645 ms

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652 ms

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648 ms

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643 ms

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655 ms

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662 ms

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659 ms

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653 ms

logo.svg

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665 ms

logo.svg

logo.svg

668 ms

logo-nbastore.svg

logo-nbastore.svg

676 ms

logo-gleague.svg

logo-gleague.svg

678 ms

logo-wnba.svg

logo-wnba.svg

673 ms

logo-2k.svg

logo-2k.svg

674 ms

logo-bal.svg

logo-bal.svg

670 ms

KFOmCnqEu92Fr1Mu4mxM.woff

KFOmCnqEu92Fr1Mu4mxM.woff

392 ms

KFOlCnqEu92Fr1MmSU5fBBc-.woff

KFOlCnqEu92Fr1MmSU5fBBc-.woff

398 ms

KFOlCnqEu92Fr1MmWUlfBBc-.woff

KFOlCnqEu92Fr1MmWUlfBBc-.woff

509 ms

KFOlCnqEu92Fr1MmYUtfBBc-.woff

KFOlCnqEu92Fr1MmYUtfBBc-.woff

606 ms

KnockoutW05-49Liteweight.woff

KnockoutW05-49Liteweight.woff

299 ms

banchero-suggs050324.jpg

banchero-suggs050324.jpg

435 ms

irving-iso-game6-050324.jpg

irving-iso-game6-050324.jpg

289 ms

kyrie-defense050324.jpg

kyrie-defense050324.jpg

424 ms

edwards-murray2-043024.jpg

edwards-murray2-043024.jpg

423 ms

ham-iso2-050324.jpg

ham-iso2-050324.jpg

394 ms

icon-event-play.svg

icon-event-play.svg

275 ms

DEN-MIN-playoffs.jpg

DEN-MIN-playoffs.jpg

297 ms

cle-orl.png

cle-orl.png

289 ms

NYK-IND.jpg

NYK-IND.jpg

298 ms

OKC-DAL.jpg

OKC-DAL.jpg

311 ms

BOS-TBD.jpg

BOS-TBD.jpg

292 ms

2024-playoffs-logo-blue.jpg

2024-playoffs-logo-blue.jpg

211 ms

LACvsDAL-matchuplogo-24.jpg

LACvsDAL-matchuplogo-24.jpg

205 ms

washington-gafford-emotion.jpg

washington-gafford-emotion.jpg

208 ms

kyrie-guarding-george.jpg

kyrie-guarding-george.jpg

205 ms

GettyImages-2150785497-e1714803632760.jpg

GettyImages-2150785497-e1714803632760.jpg

245 ms

clippers-dejected.jpg

clippers-dejected.jpg

208 ms

GettyImages-2076716903-scaled-e1714803058795.jpg

GettyImages-2076716903-scaled-e1714803058795.jpg

201 ms

GettyImages-2150774442-scaled-e1714790490770.jpg

GettyImages-2150774442-scaled-e1714790490770.jpg

201 ms

GettyImages-2150772002-scaled-e1714791202781.jpg

GettyImages-2150772002-scaled-e1714791202781.jpg

204 ms

GettyImages-2150768024-scaled-e1714792132190.jpg

GettyImages-2150768024-scaled-e1714792132190.jpg

204 ms

nembhard-guarding-lillard.jpg

nembhard-guarding-lillard.jpg

199 ms

mcconnell-emotion.jpg

mcconnell-emotion.jpg

194 ms

nuggets-1.jpg

nuggets-1.jpg

198 ms

EMBIID_INSIDE-scaled.jpg

EMBIID_INSIDE-scaled.jpg

214 ms

gone-fishing-bucks.jpg

gone-fishing-bucks.jpg

194 ms

luka-guarding-sga.jpg

luka-guarding-sga.jpg

227 ms

haliburton-guarding-brunson.jpg

haliburton-guarding-brunson.jpg

209 ms

GettyImages-1749589256.jpg

GettyImages-1749589256.jpg

208 ms

bronny-iso050324.jpg

bronny-iso050324.jpg

221 ms

IMG_7110.jpg

IMG_7110.jpg

213 ms

USATSI_23099670-e1714493139731.jpg

USATSI_23099670-e1714493139731.jpg

211 ms

mike-conley-iso-smiles.jpg

mike-conley-iso-smiles.jpg

211 ms

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GettyImages-2082123821-scaled-e1712604245917.jpg

215 ms

victor-wembanyama-siakam-iso.jpg

victor-wembanyama-siakam-iso.jpg

206 ms

2023-Playoffs-Logo-Bluebg-v5.jpg

2023-Playoffs-Logo-Bluebg-v5.jpg

199 ms

16x9-72.jpg

16x9-72.jpg

199 ms

Clutch-Stephen-Curry_.com16x9.png

Clutch-Stephen-Curry_.com16x9.png

88 ms

icon-external.svg

icon-external.svg

80 ms

icon-facebook-color.svg

icon-facebook-color.svg

86 ms

icon-instagram-color.svg

icon-instagram-color.svg

78 ms

icon-snapchat-color.svg

icon-snapchat-color.svg

78 ms

icon-tiktok-color.svg

icon-tiktok-color.svg

71 ms

icon-twitter-color.svg

icon-twitter-color.svg

77 ms

icon-youtube-color.svg

icon-youtube-color.svg

86 ms

icon-twitch-color.svg

icon-twitch-color.svg

77 ms

logo-nba-logoman.svg

logo-nba-logoman.svg

75 ms

logo-nbacares.svg

logo-nbacares.svg

76 ms

logo-nbafoundation.svg

logo-nbafoundation.svg

82 ms

logo-sjc.svg

logo-sjc.svg

77 ms

logo-jr-nba.svg

logo-jr-nba.svg

82 ms

nr-spa-1177.min.js

nr-spa-1177.min.js

18 ms

Accessibility Review

nba.com accessibility score

78

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.

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.

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

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

nba.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

Missing source maps for large first-party JavaScript

SEO Factors

nba.com SEO score

83

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 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 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

nba.com

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