Tools & Wizards About Us

Report Summary

  • 98

    Performance

    Renders faster than
    95% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

lightingdiagram.com

Lighting Diagram - Create Professional Photography Lighting Diagrams

Page Load Speed

4.9 sec in total

First Response

167 ms

Resources Loaded

4.6 sec

Page Rendered

131 ms

About Website

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

Create professional photography lighting diagrams with our easy-to-use online tool. Perfect for photographers, studios, and lighting designers.

Visit lightingdiagram.com

Key Findings

We analyzed Lightingdiagram.com page load time and found that the first response time was 167 ms and then it took 4.7 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

lightingdiagram.com performance score

98

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.5 s

95/100

10%

LCP (Largest Contentful Paint)

Value1.5 s

100/100

25%

SI (Speed Index)

Value1.9 s

100/100

10%

TBT (Total Blocking Time)

Value90 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.033

100/100

15%

TTI (Time to Interactive)

Value4.1 s

87/100

10%

Network Requests Diagram

lightingdiagram.com

167 ms

lightingdiagram.com

356 ms

reset.css

82 ms

app.css

162 ms

bootstrap.css

240 ms

Our browser made a total of 282 requests to load all elements on the main page. We found that 99% of them (278 requests) were addressed to the original Lightingdiagram.com, 0% (1 request) were made to Maxcdn.bootstrapcdn.com and 0% (1 request) were made to Code.jquery.com. The less responsive or slowest element that took the longest time to load (693 ms) belongs to the original domain Lightingdiagram.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 122.2 kB (12%)

Content Size

994.7 kB

After Optimization

872.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lightingdiagram.com main page is 994.7 kB. 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 829.4 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 2.7 kB

  • Original 3.9 kB
  • After minification 3.3 kB
  • After compression 1.2 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 525 B, 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 2.7 kB or 69% of the original size.

Image Optimization

-13%

Potential reduce by 106.2 kB

  • Original 829.4 kB
  • After minification 723.2 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. Obviously, Lighting Diagram needs image optimization as it can save up to 106.2 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-8%

Potential reduce by 10.1 kB

  • Original 134.5 kB
  • After minification 132.1 kB
  • After compression 124.3 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

-12%

Potential reduce by 3.2 kB

  • Original 27.0 kB
  • After minification 27.0 kB
  • After compression 23.7 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. Lightingdiagram.com needs all CSS files to be minified and compressed as it can save up to 3.2 kB or 12% of the original size.

Requests Breakdown

Number of requests can be reduced by 59 (21%)

Requests Now

280

After Optimization

221

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 280 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lighting Diagram. 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 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

lightingdiagram.com 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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

lightingdiagram.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

lightingdiagram.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

robots.txt is not valid

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lightingdiagram.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Lightingdiagram.com main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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