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stle.org screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 73

    SEO

    Google-friendlier than
    31% of websites

stle.org

Home – Tribology and Lubrication Engineering Society | STLE

Page Load Speed

4.4 sec in total

First Response

129 ms

Resources Loaded

3.8 sec

Page Rendered

428 ms

stle.org screenshot

About Website

Welcome to stle.org homepage info - get ready to check STLE best content for China right away, or after learning these important things about stle.org

Homepage for the Society of Tribologists and Lubrication Engineers

Visit stle.org

Key Findings

We analyzed Stle.org page load time and found that the first response time was 129 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

stle.org performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value12.4 s

0/100

10%

LCP (Largest Contentful Paint)

Value15.2 s

0/100

25%

SI (Speed Index)

Value18.5 s

0/100

10%

TBT (Total Blocking Time)

Value4,080 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.01

100/100

15%

TTI (Time to Interactive)

Value43.7 s

0/100

10%

Network Requests Diagram

stle.org

129 ms

www.stle.org

384 ms

10-UltraWaveResponsive.css

251 ms

js

89 ms

Modernizr.min.js

85 ms

Our browser made a total of 86 requests to load all elements on the main page. We found that 71% of them (61 requests) were addressed to the original Stle.org, 13% (11 requests) were made to Youtube.com and 7% (6 requests) were made to Jnn-pa.googleapis.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Stle.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.3 MB (25%)

Content Size

5.0 MB

After Optimization

3.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Stle.org main page is 5.0 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 2.9 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 101.7 kB

  • Original 128.0 kB
  • After minification 118.7 kB
  • After compression 26.3 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 101.7 kB or 79% of the original size.

Image Optimization

-3%

Potential reduce by 81.3 kB

  • Original 2.9 MB
  • After minification 2.8 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. STLE images are well optimized though.

JavaScript Optimization

-47%

Potential reduce by 674.6 kB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 752.7 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 674.6 kB or 47% of the original size.

CSS Optimization

-70%

Potential reduce by 421.7 kB

  • Original 602.3 kB
  • After minification 465.6 kB
  • After compression 180.6 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. Stle.org needs all CSS files to be minified and compressed as it can save up to 421.7 kB or 70% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (40%)

Requests Now

72

After Optimization

43

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of STLE. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

stle.org

stle.org

129 ms

www.stle.org

www.stle.org

384 ms

10-UltraWaveResponsive.css

10-UltraWaveResponsive.css

251 ms

js

js

89 ms

Modernizr.min.js

Modernizr.min.js

85 ms

bootstrap.min.css

bootstrap.min.css

38 ms

99-Austin_Responsive.css

99-Austin_Responsive.css

230 ms

CalendarStyles.css

CalendarStyles.css

135 ms

zSTLE.css

zSTLE.css

136 ms

Jquery.min.js

Jquery.min.js

150 ms

jquery-migrate-3.0.1.min.js

jquery-migrate-3.0.1.min.js

132 ms

jquery-ui.custom.min.js

jquery-ui.custom.min.js

274 ms

angular-bundle.min.js

angular-bundle.min.js

292 ms

angular-spin-bundle.min.js

angular-spin-bundle.min.js

186 ms

asi-core-bundle.min.js

asi-core-bundle.min.js

185 ms

WebResource.axd

WebResource.axd

213 ms

WebResource.axd

WebResource.axd

215 ms

WebResource.axd

WebResource.axd

240 ms

WebResource.axd

WebResource.axd

246 ms

Telerik.Web.UI.WebResource.axd

Telerik.Web.UI.WebResource.axd

400 ms

Asi.js

Asi.js

359 ms

Asi.Web.js

Asi.Web.js

337 ms

css

css

31 ms

loading.gif

loading.gif

32 ms

80th-Anniversary-Pin-V2-_Full-NameX100.png

80th-Anniversary-Pin-V2-_Full-NameX100.png

33 ms

3x3.gif

3x3.gif

33 ms

Syensqo%20TLT%20Banner.jpg

Syensqo%20TLT%20Banner.jpg

35 ms

ExploreBenefitsMembership2024.png

ExploreBenefitsMembership2024.png

52 ms

MemberHighlights_JackMcKennaV2.png

MemberHighlights_JackMcKennaV2.png

153 ms

Webinar-Foam-and-Defoamers-6.18.2024.png

Webinar-Foam-and-Defoamers-6.18.2024.png

1149 ms

Philadelphia-Section-June-24-2024V2.png

Philadelphia-Section-June-24-2024V2.png

241 ms

Houston-Section-Golf-Outing-Oct-15-2024.png

Houston-Section-Golf-Outing-Oct-15-2024.png

743 ms

ViewAllUpcomingEvents2024.png

ViewAllUpcomingEvents2024.png

118 ms

TLTMagazines.png

TLTMagazines.png

239 ms

AccesstheDigitalTLT2024.png

AccesstheDigitalTLT2024.png

132 ms

AccesstheTLTarchives2024.png

AccesstheTLTarchives2024.png

239 ms

LearningManagementSystemFinalV2.png

LearningManagementSystemFinalV2.png

302 ms

2023EmergingTrendsEmailBanner670x200.png

2023EmergingTrendsEmailBanner670x200.png

743 ms

2ndEVWhitePaper_EmailBanner.png

2ndEVWhitePaper_EmailBanner.png

1288 ms

LearnMore2024.png

LearnMore2024.png

240 ms

ListenNow2024.png

ListenNow2024.png

301 ms

Viewallvideos.png

Viewallvideos.png

358 ms

Facebook.png

Facebook.png

524 ms

Facebook.png

Facebook.png

676 ms

LinkedIn.png

LinkedIn.png

741 ms

twitter.png

twitter.png

745 ms

youtube.png

youtube.png

745 ms

Flickr.png

Flickr.png

747 ms

LinkedIn.png

LinkedIn.png

746 ms

twitter.png

twitter.png

747 ms

youtube.png

youtube.png

748 ms

Flickr.png

Flickr.png

749 ms

3rdtribologyandlubricationforemobility_banner.png

3rdtribologyandlubricationforemobility_banner.png

1024 ms

2024virtualsymposiumv2_homepage_call.png

2024virtualsymposiumv2_homepage_call.png

1026 ms

biodegradbility-short-course.png

biodegradbility-short-course.png

629 ms

2023certification_homepagebanner.png

2023certification_homepagebanner.png

1023 ms

emobility2024_homepagebanner_callforabstract.png

emobility2024_homepagebanner_callforabstract.png

1026 ms

K1ckWI_97DQ

K1ckWI_97DQ

103 ms

gRQQhm5z1Mc

gRQQhm5z1Mc

214 ms

VG9ImwUPR4U

VG9ImwUPR4U

599 ms

ResponsiveHeaderSprite.png

ResponsiveHeaderSprite.png

1032 ms

www-player.css

www-player.css

69 ms

www-embed-player.js

www-embed-player.js

86 ms

base.js

base.js

115 ms

GetSessionInfoFromCookie

GetSessionInfoFromCookie

1017 ms

www-player.css

www-player.css

301 ms

www-embed-player.js

www-embed-player.js

321 ms

base.js

base.js

389 ms

ad_status.js

ad_status.js

750 ms

404.aspx

404.aspx

763 ms

YjCNJ0mFj9HiCkQt39lQVpZzkP0G8dlYH-ABayRLdFs.js

YjCNJ0mFj9HiCkQt39lQVpZzkP0G8dlYH-ABayRLdFs.js

708 ms

embed.js

embed.js

515 ms

404.aspx

404.aspx

1041 ms

404.aspx

404.aspx

1461 ms

404.aspx

404.aspx

1631 ms

404.aspx

404.aspx

2164 ms

id

id

139 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

387 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

389 ms

embed.js

embed.js

45 ms

Create

Create

238 ms

Create

Create

240 ms

Create

Create

348 ms

GenerateIT

GenerateIT

108 ms

GenerateIT

GenerateIT

101 ms

GenerateIT

GenerateIT

14 ms

Accessibility Review

stle.org accessibility score

94

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

Links do not have a discernible name

Best Practices

stle.org best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

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

stle.org SEO score

73

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

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 Stle.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 Stle.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

stle.org

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