Tools & Wizards About Us
chiefs.com screenshot

Report Summary

  • 11

    Performance

    Renders faster than
    24% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

chiefs.com

Chiefs Home | Kansas City Chiefs - Chiefs.com

Page Load Speed

3.6 sec in total

First Response

98 ms

Resources Loaded

2.2 sec

Page Rendered

1.4 sec

chiefs.com screenshot

About Website

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

Kansas City Chiefs Home: The official source of the latest Chiefs news, videos, photos, tickets, rosters, and gameday information

Visit chiefs.com

Key Findings

We analyzed Chiefs.com page load time and found that the first response time was 98 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

chiefs.com performance score

11

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.0 s

1/100

10%

LCP (Largest Contentful Paint)

Value26.2 s

0/100

25%

SI (Speed Index)

Value14.3 s

1/100

10%

TBT (Total Blocking Time)

Value10,720 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.159

73/100

15%

TTI (Time to Interactive)

Value31.8 s

0/100

10%

Network Requests Diagram

www.chiefs.com

98 ms

base.css

48 ms

2c083d4b21cb8ab4bbadc2acaec7083a

74 ms

tailwind.generated.css

94 ms

otSDKStub.js

88 ms

Our browser made a total of 84 requests to load all elements on the main page. We found that 42% of them (35 requests) were addressed to the original Chiefs.com, 26% (22 requests) were made to Static.clubs.nfl.com and 11% (9 requests) were made to Cdn.cookielaw.org. The less responsive or slowest element that took the longest time to load (896 ms) relates to the external source Tpc.googlesyndication.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.3 MB (55%)

Content Size

2.4 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Chiefs.com main page is 2.4 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. 80% 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. Javascripts take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 451.9 kB

  • Original 540.8 kB
  • After minification 516.4 kB
  • After compression 88.9 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 451.9 kB or 84% of the original size.

Image Optimization

-7%

Potential reduce by 18.3 kB

  • Original 260.6 kB
  • After minification 242.3 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. Chiefs images are well optimized though.

JavaScript Optimization

-54%

Potential reduce by 774.0 kB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 664.9 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 774.0 kB or 54% of the original size.

CSS Optimization

-41%

Potential reduce by 66.4 kB

  • Original 162.7 kB
  • After minification 136.4 kB
  • After compression 96.4 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. Chiefs.com needs all CSS files to be minified and compressed as it can save up to 66.4 kB or 41% of the original size.

Requests Breakdown

Number of requests can be reduced by 40 (53%)

Requests Now

76

After Optimization

36

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 76 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chiefs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 38 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.chiefs.com

www.chiefs.com

98 ms

base.css

base.css

48 ms

2c083d4b21cb8ab4bbadc2acaec7083a

2c083d4b21cb8ab4bbadc2acaec7083a

74 ms

tailwind.generated.css

tailwind.generated.css

94 ms

otSDKStub.js

otSDKStub.js

88 ms

gpt.js

gpt.js

128 ms

gpt_proxy.js

gpt_proxy.js

85 ms

launch-c7c3494e6d7c.min.js

launch-c7c3494e6d7c.min.js

254 ms

gigya.js

gigya.js

127 ms

require-2.3.5.min.js

require-2.3.5.min.js

66 ms

12283f6e-fae2-4e99-8091-293bcc22b562.json

12283f6e-fae2-4e99-8091-293bcc22b562.json

151 ms

sdk.config.get

sdk.config.get

216 ms

xzc32g56ocjiqawqk55x.jpg

xzc32g56ocjiqawqk55x.jpg

206 ms

www.chiefs.com

www.chiefs.com

149 ms

pne90hsvejmwuhsxdcaj.jpg

pne90hsvejmwuhsxdcaj.jpg

192 ms

pugtvbauz3srktea4ux6.jpg

pugtvbauz3srktea4ux6.jpg

192 ms

m08mwrv9qkc7znxdd0e5.jpg

m08mwrv9qkc7znxdd0e5.jpg

190 ms

tpsep6895aesqo5p7it6.jpg

tpsep6895aesqo5p7it6.jpg

190 ms

xzc32g56ocjiqawqk55x.jpg

xzc32g56ocjiqawqk55x.jpg

191 ms

xwc1ds4oobnbuicgnuvd.jpg

xwc1ds4oobnbuicgnuvd.jpg

191 ms

ylr0nis2whruh8vdp5ji.jpg

ylr0nis2whruh8vdp5ji.jpg

283 ms

ctxje22mxx0bxtsxl3ku.jpg

ctxje22mxx0bxtsxl3ku.jpg

283 ms

hbjy524qesjlbmvix9uc.jpg

hbjy524qesjlbmvix9uc.jpg

283 ms

fa7ng2mdf4oltidzcwzs.jpg

fa7ng2mdf4oltidzcwzs.jpg

282 ms

y2phohjd1mnbhz6xfui8.jpg

y2phohjd1mnbhz6xfui8.jpg

283 ms

bjy2itmgzysxwerkildv.jpg

bjy2itmgzysxwerkildv.jpg

281 ms

l0ankai3q2tqwdwpqgid.jpg

l0ankai3q2tqwdwpqgid.jpg

283 ms

owid8zdryfwpdihd5sol.jpg

owid8zdryfwpdihd5sol.jpg

285 ms

weizx7g5yuamyphtietc.jpg

weizx7g5yuamyphtietc.jpg

284 ms

ddx1taxcutboinyuxypb.jpg

ddx1taxcutboinyuxypb.jpg

286 ms

qhq0gokksudz0n27mgvn.jpg

qhq0gokksudz0n27mgvn.jpg

284 ms

n4lybjkmff0ef7ahwkai.jpg

n4lybjkmff0ef7ahwkai.jpg

288 ms

jmop5zpnmf5wit8bdxxy.jpg

jmop5zpnmf5wit8bdxxy.jpg

286 ms

dr0cdsbaeqqkd5gcnful.png

dr0cdsbaeqqkd5gcnful.png

286 ms

uxzzvilztdnoezllehns.jpg

uxzzvilztdnoezllehns.jpg

286 ms

location

location

287 ms

pubads_impl.js

pubads_impl.js

76 ms

All-ProSans--regular.woff

All-ProSans--regular.woff

167 ms

All-ProSans--medium.woff

All-ProSans--medium.woff

168 ms

All-ProSans--light.woff

All-ProSans--light.woff

432 ms

All-ProSans--thin.woff

All-ProSans--thin.woff

170 ms

All-ProSans--semiBold.woff

All-ProSans--semiBold.woff

170 ms

All-ProSans--bold.woff

All-ProSans--bold.woff

431 ms

All-ProSans--black.woff

All-ProSans--black.woff

425 ms

main.js

main.js

164 ms

Api.aspx

Api.aspx

145 ms

sdk.config.get

sdk.config.get

267 ms

otBannerSdk.js

otBannerSdk.js

261 ms

ads

ads

312 ms

container.html

container.html

107 ms

en.json

en.json

59 ms

requireModule.js

requireModule.js

44 ms

intersectionObserver.js

intersectionObserver.js

46 ms

adobeLaunch.js

adobeLaunch.js

45 ms

lazyload.js

lazyload.js

45 ms

NflUmdComponents.NFLToken.js

NflUmdComponents.NFLToken.js

48 ms

liveService.js

liveService.js

46 ms

gigyaLoggedInChecker.js

gigyaLoggedInChecker.js

46 ms

accessibilityAnimationsHelper.js

accessibilityAnimationsHelper.js

45 ms

otFlat.json

otFlat.json

141 ms

otPcTab.json

otPcTab.json

286 ms

otCommonStyles.css

otCommonStyles.css

286 ms

noconflict.js

noconflict.js

140 ms

adobeLaunchService.js

adobeLaunchService.js

140 ms

nflTokenHelper.js

nflTokenHelper.js

137 ms

deferredService.js

deferredService.js

136 ms

googletagHelper.js

googletagHelper.js

140 ms

locationHelper.js

locationHelper.js

138 ms

gigyaHelper.js

gigyaHelper.js

202 ms

menuDropdownsService.js

menuDropdownsService.js

201 ms

4575673591923264561

4575673591923264561

885 ms

window_focus.js

window_focus.js

896 ms

ufs_web_display.js

ufs_web_display.js

504 ms

4399355478060777140

4399355478060777140

873 ms

9531197232511507887

9531197232511507887

874 ms

browserHelper.js

browserHelper.js

307 ms

stringHelper.js

stringHelper.js

306 ms

dateHelper.js

dateHelper.js

306 ms

objectHelper.js

objectHelper.js

306 ms

jquery-3.6.0.min.js

jquery-3.6.0.min.js

304 ms

sha256.min.js

sha256.min.js

303 ms

md5.js

md5.js

739 ms

ot_close.svg

ot_close.svg

613 ms

National_Football_League_logo.svg.png

National_Football_League_logo.svg.png

487 ms

Accessibility Review

chiefs.com accessibility score

89

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.

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

Links do not have a discernible name

Best Practices

chiefs.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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

chiefs.com 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

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 Chiefs.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 Chiefs.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

chiefs.com

Open Graph data is detected on the main page of Chiefs. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: