Tools & Wizards About Us
nflsuperbowl51.com screenshot

Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

nflsuperbowl51.com

2024 Super Bowl LVIII Sunday - When, Where & More - NFL.com

Page Load Speed

1.9 sec in total

First Response

157 ms

Resources Loaded

1.5 sec

Page Rendered

236 ms

nflsuperbowl51.com screenshot

About Website

Visit nflsuperbowl51.com now to see the best up-to-date NFL Super Bowl 51 content and also check out these interesting facts you probably never knew about nflsuperbowl51.com

The home of NFL Super Bowl news, ticket, apparel & event info. Get Super Bowl Sunday info about the National Football League's annual championship game.

Visit nflsuperbowl51.com

Key Findings

We analyzed Nflsuperbowl51.com page load time and found that the first response time was 157 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

nflsuperbowl51.com performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.4 s

2/100

10%

LCP (Largest Contentful Paint)

Value14.2 s

0/100

25%

SI (Speed Index)

Value16.4 s

0/100

10%

TBT (Total Blocking Time)

Value4,070 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.129

82/100

15%

TTI (Time to Interactive)

Value34.9 s

0/100

10%

Network Requests Diagram

nflsuperbowl51.com

157 ms

72 ms

base.css

23 ms

f42bb640abff987c3ebd0c5118050522

47 ms

tailwind.generated.css

74 ms

Our browser made a total of 67 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Nflsuperbowl51.com, 52% (35 requests) were made to Nfl.com and 9% (6 requests) were made to Static.www.nfl.com. The less responsive or slowest element that took the longest time to load (326 ms) relates to the external source Geolocation.onetrust.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 429.5 kB (28%)

Content Size

1.5 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nflsuperbowl51.com main page is 1.5 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 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 180.6 kB

  • Original 234.4 kB
  • After minification 228.0 kB
  • After compression 53.8 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 180.6 kB or 77% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 36.9 kB
  • After minification 36.9 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. NFL Super Bowl 51 images are well optimized though.

JavaScript Optimization

-17%

Potential reduce by 182.4 kB

  • Original 1.1 MB
  • After minification 1.1 MB
  • After compression 911.9 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 182.4 kB or 17% of the original size.

CSS Optimization

-42%

Potential reduce by 66.5 kB

  • Original 159.4 kB
  • After minification 133.1 kB
  • After compression 92.9 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. Nflsuperbowl51.com needs all CSS files to be minified and compressed as it can save up to 66.5 kB or 42% of the original size.

Requests Breakdown

Number of requests can be reduced by 43 (74%)

Requests Now

58

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of NFL Super Bowl 51. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 41 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

nflsuperbowl51.com

nflsuperbowl51.com

157 ms

72 ms

base.css

base.css

23 ms

f42bb640abff987c3ebd0c5118050522

f42bb640abff987c3ebd0c5118050522

47 ms

tailwind.generated.css

tailwind.generated.css

74 ms

otSDKStub.js

otSDKStub.js

73 ms

gpt.js

gpt.js

199 ms

gpt_proxy.js

gpt_proxy.js

64 ms

iasPET.1.js

iasPET.1.js

61 ms

launch-53368d199d70.min.js

launch-53368d199d70.min.js

62 ms

gigya.js

gigya.js

121 ms

require-2.3.5.min.js

require-2.3.5.min.js

45 ms

e7957cc7-f869-4093-8b89-94bbc6dd16d8.json

e7957cc7-f869-4093-8b89-94bbc6dd16d8.json

109 ms

sdk.config.get

sdk.config.get

143 ms

dbykls7ox6gjrajp8lfb.jpg

dbykls7ox6gjrajp8lfb.jpg

129 ms

pl.2205b568872044fba4f03c9b19cb4cd1

pl.2205b568872044fba4f03c9b19cb4cd1

297 ms

info-icon.svg

info-icon.svg

110 ms

wnfe6ucrlfnlku8xn2tx.jpg

wnfe6ucrlfnlku8xn2tx.jpg

108 ms

ihfnfalifehzjudvwwl9.jpg

ihfnfalifehzjudvwwl9.jpg

114 ms

cu7g7kt5din46c0vh5ke.jpg

cu7g7kt5din46c0vh5ke.jpg

277 ms

fxv40t4avcgr6tkmno8m.jpg

fxv40t4avcgr6tkmno8m.jpg

109 ms

ivjd3ue6rrkskopigkiv.jpg

ivjd3ue6rrkskopigkiv.jpg

113 ms

location

location

326 ms

pubads_impl.js

pubads_impl.js

79 ms

main.js

main.js

61 ms

All-ProSans--bold.woff

All-ProSans--bold.woff

179 ms

All-ProSans--black.woff

All-ProSans--black.woff

180 ms

All-ProSans--semiBold.woff

All-ProSans--semiBold.woff

178 ms

All-ProSans--medium.woff

All-ProSans--medium.woff

259 ms

All-ProSans--regular.woff

All-ProSans--regular.woff

230 ms

All-ProSans--light.woff

All-ProSans--light.woff

295 ms

All-ProSans--thin.woff

All-ProSans--thin.woff

296 ms

Api.aspx

Api.aspx

202 ms

requireModule.js

requireModule.js

200 ms

intersectionObserver.js

intersectionObserver.js

200 ms

adobeLaunch.js

adobeLaunch.js

213 ms

lazyload.js

lazyload.js

213 ms

NflUmdComponents.NFLToken.js

NflUmdComponents.NFLToken.js

207 ms

gigyaLoggedInChecker.js

gigyaLoggedInChecker.js

243 ms

accessibilityAnimationsHelper.js

accessibilityAnimationsHelper.js

244 ms

pub

pub

213 ms

pub

pub

216 ms

pub

pub

211 ms

22272936144

22272936144

212 ms

musickit.js

musickit.js

208 ms

web-embed.js

web-embed.js

71 ms

musickit-components.js

musickit-components.js

209 ms

web-embed.css

web-embed.css

99 ms

sdk.config.get

sdk.config.get

40 ms

otBannerSdk.js

otBannerSdk.js

90 ms

noconflict.js

noconflict.js

30 ms

adobeLaunchService.js

adobeLaunchService.js

30 ms

nflTokenHelper.js

nflTokenHelper.js

29 ms

locationHelper.js

locationHelper.js

31 ms

gigyaHelper.js

gigyaHelper.js

29 ms

menuDropdownsService.js

menuDropdownsService.js

29 ms

deferredService.js

deferredService.js

28 ms

browserHelper.js

browserHelper.js

30 ms

stringHelper.js

stringHelper.js

30 ms

dateHelper.js

dateHelper.js

30 ms

objectHelper.js

objectHelper.js

30 ms

jquery-3.6.0.min.js

jquery-3.6.0.min.js

31 ms

en.json

en.json

56 ms

sha256.min.js

sha256.min.js

14 ms

jquery.visible.min.js

jquery.visible.min.js

42 ms

js.cookie.min.js

js.cookie.min.js

42 ms

md5.js

md5.js

34 ms

Accessibility Review

nflsuperbowl51.com accessibility score

85

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.

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 IDs are not unique

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

nflsuperbowl51.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

nflsuperbowl51.com SEO score

84

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

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 Nflsuperbowl51.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 Nflsuperbowl51.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

nflsuperbowl51.com

Open Graph data is detected on the main page of NFL Super Bowl 51. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: