Tools & Wizards About Us
usopen.com screenshot

Report Summary

  • 5

    Performance

    Renders faster than
    21% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

usopen.com

2025 U.S. Open Golf Championship

Page Load Speed

2.6 sec in total

First Response

82 ms

Resources Loaded

2.2 sec

Page Rendered

308 ms

usopen.com screenshot

About Website

Welcome to usopen.com homepage info - get ready to check Us Open best content for United States right away, or after learning these important things about usopen.com

Official home of the 125th U.S. Open championship at Oakmont Country Club from June 12-15, 2025. Full coverage for one of golf's four major championships.

Visit usopen.com

Key Findings

We analyzed Usopen.com page load time and found that the first response time was 82 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

usopen.com performance score

5

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value19.5 s

0/100

25%

SI (Speed Index)

Value16.3 s

0/100

10%

TBT (Total Blocking Time)

Value8,880 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.62

10/100

15%

TTI (Time to Interactive)

Value39.6 s

0/100

10%

Network Requests Diagram

www.usopen.com

82 ms

launch-24eb44b3c4ec.min.js

52 ms

clientlib-dependency.min.380d0c84eae879532d06e150062cc2b3.css

90 ms

clientlib-grid.min.4fb628f2edf7b457c6ec0b16fbabb054.css

81 ms

clientlib-base.min.05ad61c323ccbbeddcba6f92a4412a4e.css

131 ms

Our browser made a total of 96 requests to load all elements on the main page. We found that 36% of them (35 requests) were addressed to the original Usopen.com, 17% (16 requests) were made to Res.cloudinary.com and 11% (11 requests) were made to Static.rolex.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Static.rolex.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.0 MB (57%)

Content Size

3.6 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Usopen.com main page is 3.6 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. Javascripts take 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 183.7 kB

  • Original 213.8 kB
  • After minification 184.2 kB
  • After compression 30.1 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 29.6 kB, which is 14% 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 183.7 kB or 86% of the original size.

Image Optimization

-3%

Potential reduce by 12.8 kB

  • Original 413.4 kB
  • After minification 400.6 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. Us Open images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 1.6 MB

  • Original 2.5 MB
  • After minification 2.5 MB
  • After compression 982.2 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 1.6 MB or 61% of the original size.

CSS Optimization

-70%

Potential reduce by 287.4 kB

  • Original 408.6 kB
  • After minification 407.6 kB
  • After compression 121.2 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. Usopen.com needs all CSS files to be minified and compressed as it can save up to 287.4 kB or 70% of the original size.

Requests Breakdown

Number of requests can be reduced by 55 (62%)

Requests Now

89

After Optimization

34

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 89 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Us Open. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 40 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.usopen.com

www.usopen.com

82 ms

launch-24eb44b3c4ec.min.js

launch-24eb44b3c4ec.min.js

52 ms

clientlib-dependency.min.380d0c84eae879532d06e150062cc2b3.css

clientlib-dependency.min.380d0c84eae879532d06e150062cc2b3.css

90 ms

clientlib-grid.min.4fb628f2edf7b457c6ec0b16fbabb054.css

clientlib-grid.min.4fb628f2edf7b457c6ec0b16fbabb054.css

81 ms

clientlib-base.min.05ad61c323ccbbeddcba6f92a4412a4e.css

clientlib-base.min.05ad61c323ccbbeddcba6f92a4412a4e.css

131 ms

tee-times-table.min.a49ec507e471f1a3373886df10b1ff36.css

tee-times-table.min.a49ec507e471f1a3373886df10b1ff36.css

84 ms

amateur-tee-times-component.min.98b35a65a9fd35eb085e15d3d5854f77.css

amateur-tee-times-component.min.98b35a65a9fd35eb085e15d3d5854f77.css

80 ms

top-10-probabilities.min.e1faf137581c854d8fce14c76f9507fb.css

top-10-probabilities.min.e1faf137581c854d8fce14c76f9507fb.css

126 ms

mini-viewing-schedule.min.48b1092f700fbfea2ff5a1d86dfe71ed.css

mini-viewing-schedule.min.48b1092f700fbfea2ff5a1d86dfe71ed.css

145 ms

championships-schedule-component.min.2005f3adde6e4436d814149027043e50.css

championships-schedule-component.min.2005f3adde6e4436d814149027043e50.css

145 ms

gpt.js

gpt.js

215 ms

js

js

88 ms

index.min.js

index.min.js

219 ms

embed.js

embed.js

218 ms

sdk.js

sdk.js

69 ms

index.min.js

index.min.js

328 ms

3711352.js

3711352.js

74 ms

clientlib-social-card.min.fbf779936134f00706c02bea6ea1feb3.js

clientlib-social-card.min.fbf779936134f00706c02bea6ea1feb3.js

205 ms

widgets.js

widgets.js

213 ms

clientlib-vendor-full.min.21f86f2bd61fc8faf582f53562ce6b7e.js

clientlib-vendor-full.min.21f86f2bd61fc8faf582f53562ce6b7e.js

206 ms

clientlib-dependency.min.a3fe5acd6dc3d5cdf465b67418cba106.js

clientlib-dependency.min.a3fe5acd6dc3d5cdf465b67418cba106.js

118 ms

clientlib-reactbase.min.3b4e5522d4bbf848556d01bf227dd61e.js

clientlib-reactbase.min.3b4e5522d4bbf848556d01bf227dd61e.js

213 ms

container.min.0a6aff292f5cc42142779cde92054524.js

container.min.0a6aff292f5cc42142779cde92054524.js

211 ms

clientlib-base.min.1748d91acd765146cee608f6e8976a81.js

clientlib-base.min.1748d91acd765146cee608f6e8976a81.js

299 ms

tee-times-table.min.6b6f65c7f78de2f283e5b1f02d2ec0cc.js

tee-times-table.min.6b6f65c7f78de2f283e5b1f02d2ec0cc.js

212 ms

amateur-tee-times-component.min.aa16094652dd5fb690439540364b17f2.js

amateur-tee-times-component.min.aa16094652dd5fb690439540364b17f2.js

211 ms

top-10-probabilities.min.bdf1f50064ddaeede6cf48e823b220fd.js

top-10-probabilities.min.bdf1f50064ddaeede6cf48e823b220fd.js

213 ms

mini-viewing-schedule.min.29c4d898f973f8bc8a5782ced910ec13.js

mini-viewing-schedule.min.29c4d898f973f8bc8a5782ced910ec13.js

213 ms

championships-schedule-component.min.186210885e9668adfd52ba79e6052855.js

championships-schedule-component.min.186210885e9668adfd52ba79e6052855.js

214 ms

id

id

149 ms

AppMeasurement.min.js

AppMeasurement.min.js

17 ms

AppMeasurement_Module_ActivityMap.min.js

AppMeasurement_Module_ActivityMap.min.js

137 ms

USOpen_Logo%40x3.png

USOpen_Logo%40x3.png

288 ms

rolex.html

rolex.html

399 ms

image_23.png

image_23.png

282 ms

vc-lexus-component-icon.png

vc-lexus-component-icon.png

277 ms

1918791248001_6343666555112.jpg

1918791248001_6343666555112.jpg

280 ms

ally-logo-plum-420x180.png

ally-logo-plum-420x180.png

277 ms

AXP_BlueBoxLogo.png

AXP_BlueBoxLogo.png

276 ms

Cisco_Logo_1_5x.png

Cisco_Logo_1_5x.png

309 ms

deloitte_logo_footer_1_5x.png

deloitte_logo_footer_1_5x.png

309 ms

lexus_logo_footer_1_5x.png

lexus_logo_footer_1_5x.png

310 ms

sentry-padded_1_5x.png

sentry-padded_1_5x.png

308 ms

rolex_logo_footer_1_5x.png

rolex_logo_footer_1_5x.png

309 ms

usga_color.png

usga_color.png

310 ms

usga-app-sharp.jpg

usga-app-sharp.jpg

358 ms

rules-of-golf-app.jpg

rules-of-golf-app.jpg

359 ms

ghin-app.jpg

ghin-app.jpg

358 ms

deacon-app.jpg

deacon-app.jpg

358 ms

usga_color.png

usga_color.png

104 ms

pattern.svg

pattern.svg

104 ms

banner_img.png

banner_img.png

111 ms

t.png

t.png

430 ms

dest5.html

dest5.html

266 ms

pubads_impl.js

pubads_impl.js

91 ms

ppub_config

ppub_config

202 ms

OpenSans-Regular.ttf

OpenSans-Regular.ttf

60 ms

OpenSans-SemiBold.ttf

OpenSans-SemiBold.ttf

170 ms

National-Medium.ttf

National-Medium.ttf

173 ms

sdk.js

sdk.js

51 ms

footer-pattern.svg

footer-pattern.svg

169 ms

twitter.svg

twitter.svg

161 ms

instagram.svg

instagram.svg

163 ms

facebook.svg

facebook.svg

166 ms

linkedin.svg

linkedin.svg

167 ms

youtube.svg

youtube.svg

178 ms

Tiktok.svg

Tiktok.svg

177 ms

b-00yr.min.js

b-00yr.min.js

127 ms

143 ms

embed_lib_v1.0.11.css

embed_lib_v1.0.11.css

96 ms

embed_lib_v1.0.11.js

embed_lib_v1.0.11.js

104 ms

ibs:dpid=411&dpuuid=Zj0-nQAAALOMcwOj

ibs:dpid=411&dpuuid=Zj0-nQAAALOMcwOj

66 ms

National-Bold.ttf

National-Bold.ttf

111 ms

National-Book.ttf

National-Book.ttf

111 ms

rolex.css

rolex.css

356 ms

modernizr.custom.min.js

modernizr.custom.min.js

164 ms

jquery.min.js

jquery.min.js

43 ms

jquery.countdown.js

jquery.countdown.js

491 ms

rolex-core-1.4.2.js

rolex-core-1.4.2.js

1231 ms

timezones.js

timezones.js

176 ms

watch.js

watch.js

155 ms

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

66 ms

7785338.js

7785338.js

40 ms

settings

settings

102 ms

j

j

5 ms

banner.js

banner.js

83 ms

fb.js

fb.js

61 ms

leadflows.js

leadflows.js

64 ms

7785338.js

7785338.js

82 ms

ra-bootstrap.min.js

ra-bootstrap.min.js

481 ms

logo_rolex.svg

logo_rolex.svg

112 ms

60.png

60.png

99 ms

rolexfont-regular-webfont.woff

rolexfont-regular-webfont.woff

485 ms

RC732bdcc65b78493fa98ccec1793e0a1a-source.min.js

RC732bdcc65b78493fa98ccec1793e0a1a-source.min.js

4 ms

s39783479834441

s39783479834441

23 ms

listofdates.js

listofdates.js

99 ms

Accessibility Review

usopen.com accessibility score

90

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

[role]s are not contained by their required parent element

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

Links do not have a discernible name

Best Practices

usopen.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

usopen.com SEO score

92

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

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Usopen.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 Usopen.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

usopen.com

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