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lighthouse3d.com screenshot

Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

lighthouse3d.com

Lighthouse3d.com

Page Load Speed

8.6 sec in total

First Response

1.9 sec

Resources Loaded

6.4 sec

Page Rendered

241 ms

lighthouse3d.com screenshot

About Website

Welcome to lighthouse3d.com homepage info - get ready to check Lighthouse3d best content for United States right away, or after learning these important things about lighthouse3d.com

Tutorials and news for OpenGL, GLSL,GLUT, OpenGLES, VRML, WebGL and OpenCL. Learning how to built 3D computer graphics applications using shaders.

Visit lighthouse3d.com

Key Findings

We analyzed Lighthouse3d.com page load time and found that the first response time was 1.9 sec and then it took 6.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

lighthouse3d.com performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.0 s

3/100

10%

LCP (Largest Contentful Paint)

Value6.9 s

6/100

25%

SI (Speed Index)

Value21.2 s

0/100

10%

TBT (Total Blocking Time)

Value10,500 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.007

100/100

15%

TTI (Time to Interactive)

Value32.5 s

0/100

10%

Network Requests Diagram

www.lighthouse3d.com

1943 ms

my-beautiful-tubes-style.css

352 ms

style.min.css

30 ms

view.css

389 ms

mediaelementplayer-legacy.min.css

33 ms

Our browser made a total of 107 requests to load all elements on the main page. We found that 27% of them (29 requests) were addressed to the original Lighthouse3d.com, 11% (12 requests) were made to Googleads.g.doubleclick.net and 8% (9 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Lighthouse3d.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 167.3 kB (12%)

Content Size

1.3 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lighthouse3d.com main page is 1.3 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 819.4 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 111.3 kB

  • Original 136.0 kB
  • After minification 128.0 kB
  • After compression 24.7 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 111.3 kB or 82% of the original size.

Image Optimization

-2%

Potential reduce by 4.1 kB

  • Original 262.2 kB
  • After minification 258.1 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. Lighthouse3d images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 41.6 kB

  • Original 819.4 kB
  • After minification 819.1 kB
  • After compression 777.9 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

-8%

Potential reduce by 10.3 kB

  • Original 130.6 kB
  • After minification 129.7 kB
  • After compression 120.4 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. Lighthouse3d.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 66 (67%)

Requests Now

99

After Optimization

33

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 99 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lighthouse3d. 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 19 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.lighthouse3d.com

www.lighthouse3d.com

1943 ms

my-beautiful-tubes-style.css

my-beautiful-tubes-style.css

352 ms

style.min.css

style.min.css

30 ms

view.css

view.css

389 ms

mediaelementplayer-legacy.min.css

mediaelementplayer-legacy.min.css

33 ms

wp-mediaelement.min.css

wp-mediaelement.min.css

34 ms

cookie-law-info-public.css

cookie-law-info-public.css

402 ms

cookie-law-info-gdpr.css

cookie-law-info-gdpr.css

434 ms

shCore.css

shCore.css

432 ms

shThemeRDark.css

shThemeRDark.css

420 ms

main.min.css

main.min.css

562 ms

wpp.css

wpp.css

601 ms

style.css

style.css

721 ms

skin.css

skin.css

655 ms

rounded-corners.css

rounded-corners.css

669 ms

custom-styles.css

custom-styles.css

669 ms

addthis_wordpress_public.min.css

addthis_wordpress_public.min.css

794 ms

jetpack.css

jetpack.css

8 ms

jquery.min.js

jquery.min.js

13 ms

jquery-migrate.min.js

jquery-migrate.min.js

13 ms

cookie-law-info-public.js

cookie-law-info-public.js

844 ms

shCore.js

shCore.js

892 ms

shAutoloader.js

shAutoloader.js

901 ms

wpp.min.js

wpp.min.js

906 ms

suffusion.js

suffusion.js

955 ms

widgets.js

widgets.js

42 ms

addthis_widget.js

addthis_widget.js

65 ms

plusone.js

plusone.js

32 ms

show_ads.js

show_ads.js

68 ms

btwu.js

btwu.js

955 ms

image-cdn.js

image-cdn.js

984 ms

brushTypes.js

brushTypes.js

1035 ms

intersection-observer.js

intersection-observer.js

1037 ms

lazy-images.js

lazy-images.js

1042 ms

e-202419.js

e-202419.js

16 ms

widgets.js

widgets.js

44 ms

728x90.jpg

728x90.jpg

100 ms

openglndk.png

openglndk.png

130 ms

opengljava.png

opengljava.png

1631 ms

edxCG.png

edxCG.png

131 ms

AngelCourseraIcon1.jpg

AngelCourseraIcon1.jpg

128 ms

matlab.png

matlab.png

133 ms

60549700e83dd154f656a9f8ce010d59.jpg

60549700e83dd154f656a9f8ce010d59.jpg

1330 ms

feed-icon-28x28.png

feed-icon-28x28.png

128 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

56 ms

6-9XFm7XAT8

6-9XFm7XAT8

183 ms

iconset-0.png

iconset-0.png

589 ms

calgray-2.png

calgray-2.png

306 ms

all.js

all.js

76 ms

adsbygoogle.js

adsbygoogle.js

225 ms

folder-gray16.png

folder-gray16.png

538 ms

bulletgray.png

bulletgray.png

565 ms

search-button-gray-2.png

search-button-gray-2.png

565 ms

all.js

all.js

5 ms

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

421 ms

cb=gapi.loaded_1

cb=gapi.loaded_1

27 ms

fastbutton

fastbutton

24 ms

www-player.css

www-player.css

10 ms

www-embed-player.js

www-embed-player.js

39 ms

base.js

base.js

124 ms

postmessageRelay

postmessageRelay

115 ms

developers.google.com

developers.google.com

638 ms

show_ads_impl.js

show_ads_impl.js

310 ms

3604799710-postmessagerelay.js

3604799710-postmessagerelay.js

286 ms

rpc:shindig_random.js

rpc:shindig_random.js

257 ms

ad_status.js

ad_status.js

254 ms

LvMrC3vzHFP8SzxjvqNWRksbkOPiJTf11ILX4Pq8Ybc.js

LvMrC3vzHFP8SzxjvqNWRksbkOPiJTf11ILX4Pq8Ybc.js

199 ms

embed.js

embed.js

32 ms

settings

settings

268 ms

KFOmCnqEu92Fr1Mu4mxM.woff

KFOmCnqEu92Fr1Mu4mxM.woff

153 ms

KFOlCnqEu92Fr1MmEU9fBBc-.woff

KFOlCnqEu92Fr1MmEU9fBBc-.woff

152 ms

cb=gapi.loaded_0

cb=gapi.loaded_0

70 ms

zrt_lookup.html

zrt_lookup.html

52 ms

ads

ads

465 ms

ads

ads

279 ms

ads

ads

446 ms

id

id

36 ms

ads

ads

581 ms

Create

Create

116 ms

GenerateIT

GenerateIT

25 ms

data=7TyPYUtoU6tqrQ_hRW2urily72S4yB1lbvxbLww0xPYf3VtklRKhPSVJV9Yoc4rB9SAamyLLJVnfcX6or8efcgXSZ2uJwmChI-xONsI5ew3jHW5oejoEos7wxQ

data=7TyPYUtoU6tqrQ_hRW2urily72S4yB1lbvxbLww0xPYf3VtklRKhPSVJV9Yoc4rB9SAamyLLJVnfcX6or8efcgXSZ2uJwmChI-xONsI5ew3jHW5oejoEos7wxQ

64 ms

load_preloaded_resource.js

load_preloaded_resource.js

61 ms

icon.png

icon.png

51 ms

abg_lite.js

abg_lite.js

163 ms

window_focus.js

window_focus.js

59 ms

qs_click_protection.js

qs_click_protection.js

59 ms

ufs_web_display.js

ufs_web_display.js

50 ms

bbae3fd3506d8d9338f85d10ea9db8af.js

bbae3fd3506d8d9338f85d10ea9db8af.js

162 ms

css

css

182 ms

reactive_library.js

reactive_library.js

277 ms

ads

ads

339 ms

ads

ads

254 ms

ads

ads

331 ms

ads

ads

244 ms

ads

ads

243 ms

activeview

activeview

100 ms

J23fcjYtRQif16sy8ro7eXEnEArCvdqXEoVeVS6IgPU.js

J23fcjYtRQif16sy8ro7eXEnEArCvdqXEoVeVS6IgPU.js

31 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpy8.woff

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrw2IJllpy8.woff

20 ms

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpy8.woff

4Ua_rENHsxJlGDuGo1OIlJfC6l_24rlCK1Yo_Iqcsih3SAyH6cAwhX9RFD48TE63OOYKtrwEIJllpy8.woff

26 ms

8040050682820917085

8040050682820917085

153 ms

feedback_grey600_24dp.png

feedback_grey600_24dp.png

10 ms

fullscreen_api_adapter.js

fullscreen_api_adapter.js

75 ms

interstitial_ad_frame.js

interstitial_ad_frame.js

80 ms

settings_grey600_24dp.png

settings_grey600_24dp.png

81 ms

nessie_icon_tiamat_white.png

nessie_icon_tiamat_white.png

39 ms

8741269557722925928

8741269557722925928

39 ms

activeview

activeview

110 ms

Accessibility Review

lighthouse3d.com accessibility score

78

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

lighthouse3d.com 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

lighthouse3d.com SEO score

62

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

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 Lighthouse3d.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 Lighthouse3d.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

lighthouse3d.com

Open Graph data is detected on the main page of Lighthouse3d. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: