Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

physicsgames.net

Physics Games - online physics-based games

Page Load Speed

1.8 sec in total

First Response

286 ms

Resources Loaded

1.2 sec

Page Rendered

292 ms

physicsgames.net screenshot

About Website

Welcome to physicsgames.net homepage info - get ready to check Physics Games best content for United States right away, or after learning these important things about physicsgames.net

A collection of physics-based games that can be played online and embedded into your blog or website.

Visit physicsgames.net

Key Findings

We analyzed Physicsgames.net page load time and found that the first response time was 286 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

physicsgames.net performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

70/100

10%

LCP (Largest Contentful Paint)

Value3.0 s

77/100

25%

SI (Speed Index)

Value4.8 s

67/100

10%

TBT (Total Blocking Time)

Value3,750 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value11.7 s

17/100

10%

Network Requests Diagram

physicsgames.net

286 ms

style.css

143 ms

show_ads.js

7 ms

title.gif

184 ms

sieger2.gif

173 ms

Our browser made a total of 114 requests to load all elements on the main page. We found that 91% of them (104 requests) were addressed to the original Physicsgames.net, 4% (4 requests) were made to Pagead2.googlesyndication.com and 2% (2 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (286 ms) belongs to the original domain Physicsgames.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 49.0 kB (43%)

Content Size

114.7 kB

After Optimization

65.7 kB

In fact, the total size of Physicsgames.net main page is 114.7 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. 45% of websites need less resources to load. Javascripts take 72.4 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 19.6 kB

  • Original 23.8 kB
  • After minification 23.7 kB
  • After compression 4.2 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. 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 19.6 kB or 83% of the original size.

Image Optimization

-59%

Potential reduce by 9.4 kB

  • Original 15.9 kB
  • After minification 6.6 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, Physics Games needs image optimization as it can save up to 9.4 kB or 59% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-25%

Potential reduce by 17.9 kB

  • Original 72.4 kB
  • After minification 72.3 kB
  • After compression 54.4 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 17.9 kB or 25% of the original size.

CSS Optimization

-79%

Potential reduce by 2.1 kB

  • Original 2.6 kB
  • After minification 1.6 kB
  • After compression 546 B

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. Physicsgames.net needs all CSS files to be minified and compressed as it can save up to 2.1 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (4%)

Requests Now

113

After Optimization

108

The browser has sent 113 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Physics Games. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

physicsgames.net accessibility score

71

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

physicsgames.net best practices score

83

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

SEO Factors

physicsgames.net SEO score

75

Search Engine Optimization Advices

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 Physicsgames.net 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 Physicsgames.net 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

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