Tools & Wizards About Us
seattletennisalliance.org screenshot

Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 72

    SEO

    Google-friendlier than
    31% of websites

seattletennisalliance.org

Seattle Tennis Alliance Home - Seattle Tennis Alliance

Page Load Speed

1.2 sec in total

First Response

78 ms

Resources Loaded

645 ms

Page Rendered

464 ms

seattletennisalliance.org screenshot

About Website

Click here to check amazing Seattle Tennis Alliance content. Otherwise, check out these important facts you probably never knew about seattletennisalliance.org

The Seattle Tennis Alliance is dedicated to providing competitive and social tennis activities for all individuals with passion for playing the game in a setting that is inclusive and supportive.

Visit seattletennisalliance.org

Key Findings

We analyzed Seattletennisalliance.org page load time and found that the first response time was 78 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

seattletennisalliance.org performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.6 s

6/100

10%

LCP (Largest Contentful Paint)

Value7.5 s

4/100

25%

SI (Speed Index)

Value6.3 s

41/100

10%

TBT (Total Blocking Time)

Value940 ms

30/100

30%

CLS (Cumulative Layout Shift)

Value0.02

100/100

15%

TTI (Time to Interactive)

Value12.3 s

15/100

10%

Network Requests Diagram

seattletennisalliance.org

78 ms

seattletennisalliance.org

83 ms

analytics.js

64 ms

jquery-ui.min.css

7 ms

common_ui.css

17 ms

Our browser made a total of 50 requests to load all elements on the main page. We found that 50% of them (25 requests) were addressed to the original Seattletennisalliance.org, 14% (7 requests) were made to Fonts.gstatic.com and 12% (6 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (305 ms) relates to the external source Images.clubexpress.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 298.2 kB (16%)

Content Size

1.8 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Seattletennisalliance.org main page is 1.8 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. 50% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 18.8 kB

  • Original 26.3 kB
  • After minification 24.5 kB
  • After compression 7.5 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 18.8 kB or 71% of the original size.

Image Optimization

-1%

Potential reduce by 17.6 kB

  • Original 1.3 MB
  • After minification 1.3 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. Seattle Tennis Alliance images are well optimized though.

JavaScript Optimization

-54%

Potential reduce by 242.8 kB

  • Original 450.2 kB
  • After minification 449.4 kB
  • After compression 207.4 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 242.8 kB or 54% of the original size.

CSS Optimization

-36%

Potential reduce by 19.1 kB

  • Original 53.5 kB
  • After minification 51.0 kB
  • After compression 34.4 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. Seattletennisalliance.org needs all CSS files to be minified and compressed as it can save up to 19.1 kB or 36% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (73%)

Requests Now

41

After Optimization

11

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Seattle Tennis Alliance. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 21 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

seattletennisalliance.org

seattletennisalliance.org

78 ms

seattletennisalliance.org

seattletennisalliance.org

83 ms

analytics.js

analytics.js

64 ms

jquery-ui.min.css

jquery-ui.min.css

7 ms

common_ui.css

common_ui.css

17 ms

widget.css

widget.css

35 ms

jquery.js

jquery.js

44 ms

fonts.css

fonts.css

40 ms

layout.css

layout.css

39 ms

design.css

design.css

43 ms

color.css

color.css

43 ms

generated.css

generated.css

48 ms

club.css

club.css

49 ms

custom.css

custom.css

59 ms

WebResource.axd

WebResource.axd

58 ms

Telerik.Web.UI.WebResource.axd

Telerik.Web.UI.WebResource.axd

83 ms

jquery-ui.min.js

jquery-ui.min.js

85 ms

widget.js

widget.js

48 ms

common.js

common.js

56 ms

page_tools.css

page_tools.css

57 ms

galleria.twelve.css

galleria.twelve.css

57 ms

layoutWidget.js

layoutWidget.js

77 ms

layout.js

layout.js

77 ms

user_panel.js

user_panel.js

58 ms

css

css

79 ms

bootstrap.min.css

bootstrap.min.css

78 ms

icon

icon

68 ms

css

css

64 ms

css

css

64 ms

collect

collect

15 ms

printable.css

printable.css

2 ms

css

css

20 ms

css2

css2

19 ms

Standard_Logo_568745542.png

Standard_Logo_568745542.png

221 ms

user_panel.css

user_panel.css

3 ms

DSC03494_721017134.jpg

DSC03494_721017134.jpg

281 ms

handshake_890791646.jpg

handshake_890791646.jpg

244 ms

SeattleClassic2019-1043-X3_734075586.jpg

SeattleClassic2019-1043-X3_734075586.jpg

203 ms

dane-deaner-hhhYhirkMOA-unsplash_2__500444884.jpg

dane-deaner-hhhYhirkMOA-unsplash_2__500444884.jpg

305 ms

USTA_DandI_Ad2_1239383268.jpg

USTA_DandI_Ad2_1239383268.jpg

239 ms

powered_by.png

powered_by.png

90 ms

trophy_alt_1604455288.jpg

trophy_alt_1604455288.jpg

163 ms

snippet.js

snippet.js

108 ms

KFOmCnqEu92Fr1Mu4mxM.woff

KFOmCnqEu92Fr1Mu4mxM.woff

71 ms

KFOlCnqEu92Fr1MmSU5fBBc-.woff

KFOlCnqEu92Fr1MmSU5fBBc-.woff

80 ms

KFOkCnqEu92Fr1MmgVxIIzQ.woff

KFOkCnqEu92Fr1MmgVxIIzQ.woff

99 ms

KFOlCnqEu92Fr1MmWUlfBBc-.woff

KFOlCnqEu92Fr1MmWUlfBBc-.woff

96 ms

mFTvWacfw6zH4dthXcyms1lPpC8I_b0juU0566fW.woff

mFTvWacfw6zH4dthXcyms1lPpC8I_b0juU0566fW.woff

99 ms

mFTiWacfw6zH4dthXcyms1lPpC8I_b0juU0xaIDFB7xA.woff

mFTiWacfw6zH4dthXcyms1lPpC8I_b0juU0xaIDFB7xA.woff

99 ms

flUhRq6tzZclQEJ-Vdg-IuiaDsNa.woff

flUhRq6tzZclQEJ-Vdg-IuiaDsNa.woff

109 ms

Accessibility Review

seattletennisalliance.org accessibility score

84

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.

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

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

seattletennisalliance.org best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

seattletennisalliance.org SEO score

72

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

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

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 Seattletennisalliance.org 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 Seattletennisalliance.org 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

seattletennisalliance.org

Open Graph description is not detected on the main page of Seattle Tennis Alliance. 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: