Tools & Wizards About Us
lt.org screenshot

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

lt.org

Research Videos | Scientists Share Their Latest Thinking

Page Load Speed

9.3 sec in total

First Response

216 ms

Resources Loaded

8.5 sec

Page Rendered

652 ms

lt.org screenshot

About Website

Click here to check amazing Lt content for United States. Otherwise, check out these important facts you probably never knew about lt.org

Discover a new approach to science communication with Latest Thinking's Video Publications. We empower scientists to share their research with the world.

Visit lt.org

Key Findings

We analyzed Lt.org page load time and found that the first response time was 216 ms and then it took 9.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

lt.org performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

10/100

10%

LCP (Largest Contentful Paint)

Value16.6 s

0/100

25%

SI (Speed Index)

Value9.5 s

11/100

10%

TBT (Total Blocking Time)

Value290 ms

79/100

30%

CLS (Cumulative Layout Shift)

Value0.718

6/100

15%

TTI (Time to Interactive)

Value16.0 s

6/100

10%

Network Requests Diagram

lt.org

216 ms

lt.org

525 ms

css_b8ivuvxflz3RK_9zVSZrHv6hin_qZGB1mqrAnVfw2f4.css

103 ms

css_Bnj0Wm3Ih78os2X0WCSrv-604gGH2vQ5Zil1yqrIgYE.css

305 ms

logo.png

272 ms

Our browser made a total of 108 requests to load all elements on the main page. We found that 96% of them (104 requests) were addressed to the original Lt.org, 2% (2 requests) were made to Player.vimeo.com and 1% (1 request) were made to Cdn.jsdelivr.net. The less responsive or slowest element that took the longest time to load (6.8 sec) belongs to the original domain Lt.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 453.7 kB (21%)

Content Size

2.2 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lt.org main page is 2.2 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. 65% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 281.7 kB

  • Original 317.8 kB
  • After minification 293.9 kB
  • After compression 36.1 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. 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 281.7 kB or 89% of the original size.

Image Optimization

-10%

Potential reduce by 171.0 kB

  • Original 1.7 MB
  • After minification 1.5 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. Lt images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 498 B

  • Original 124.4 kB
  • After minification 124.4 kB
  • After compression 123.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 469 B

  • Original 75.4 kB
  • After minification 75.4 kB
  • After compression 74.9 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. Lt.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 6 (6%)

Requests Now

100

After Optimization

94

  • Images
  • JavaScript
  • CSS

The browser has sent 100 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lt. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

lt.org

lt.org

216 ms

lt.org

lt.org

525 ms

css_b8ivuvxflz3RK_9zVSZrHv6hin_qZGB1mqrAnVfw2f4.css

css_b8ivuvxflz3RK_9zVSZrHv6hin_qZGB1mqrAnVfw2f4.css

103 ms

css_Bnj0Wm3Ih78os2X0WCSrv-604gGH2vQ5Zil1yqrIgYE.css

css_Bnj0Wm3Ih78os2X0WCSrv-604gGH2vQ5Zil1yqrIgYE.css

305 ms

logo.png

logo.png

272 ms

logo-small.png

logo-small.png

279 ms

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192 ms

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275 ms

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554 ms

bootstrap.min.js

bootstrap.min.js

16 ms

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281 ms

cookiesjsr.conf.js

cookiesjsr.conf.js

275 ms

cookiesjsr-preloader.min.js

cookiesjsr-preloader.min.js

422 ms

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457 ms

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590 ms

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589 ms

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481 ms

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543 ms

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643 ms

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589 ms

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648 ms

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650 ms

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661 ms

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659 ms

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673 ms

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743 ms

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744 ms

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746 ms

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758 ms

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756 ms

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770 ms

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840 ms

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841 ms

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843 ms

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851 ms

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855 ms

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865 ms

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936 ms

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938 ms

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939 ms

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949 ms

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861 ms

api.js

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11 ms

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702 ms

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767 ms

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762 ms

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759 ms

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626 ms

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721 ms

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600 ms

lt2.ttf

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645 ms

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676 ms

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554 ms

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580 ms

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580 ms

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645 ms

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592 ms

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588 ms

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6772 ms

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6762 ms

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6762 ms

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6750 ms

Climate.png

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6680 ms

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6679 ms

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6679 ms

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6669 ms

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6667 ms

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6656 ms

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6588 ms

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6585 ms

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6584 ms

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6576 ms

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6573 ms

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6564 ms

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6493 ms

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6491 ms

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6490 ms

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6481 ms

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6479 ms

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6469 ms

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6399 ms

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6396 ms

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6395 ms

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6388 ms

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6364 ms

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6293 ms

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6294 ms

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6268 ms

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6267 ms

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6267 ms

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6202 ms

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foundation.jpg

6202 ms

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6202 ms

robbeets_thumbnailphoto.jpg

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108 ms

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108 ms

uni_glasgow_logo.png

uni_glasgow_logo.png

107 ms

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104 ms

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105 ms

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101 ms

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200 ms

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201 ms

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202 ms

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199 ms

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201 ms

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201 ms

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295 ms

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296 ms

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291 ms

Accessibility Review

lt.org accessibility score

98

Accessibility Issues

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

lt.org best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

Page has valid source maps

SEO Factors

lt.org SEO score

90

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

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 Lt.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 Lt.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

lt.org

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