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simu5g.org screenshot

Report Summary

  • 60

    Performance

    Renders faster than
    75% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

simu5g.org

Simu5G: Simulator for 5G New Radio Networks

Page Load Speed

2 sec in total

First Response

324 ms

Resources Loaded

1.5 sec

Page Rendered

206 ms

simu5g.org screenshot

About Website

Welcome to simu5g.org homepage info - get ready to check Simu5G best content right away, or after learning these important things about simu5g.org

Simu5G - 5G New Radio System Level Simulation Model and Simulator for INET & OMNeT++. Focused on the data plane, performance evaluation and testing of resource-scheduling solutions.

Visit simu5g.org

Key Findings

We analyzed Simu5g.org page load time and found that the first response time was 324 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

simu5g.org performance score

60

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

62/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

17/100

25%

SI (Speed Index)

Value3.4 s

89/100

10%

TBT (Total Blocking Time)

Value420 ms

66/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.4 s

59/100

10%

Network Requests Diagram

simu5g.org

324 ms

js

65 ms

gtm.js

104 ms

js

152 ms

stylesheet.css

227 ms

Our browser made a total of 17 requests to load all elements on the main page. We found that 59% of them (10 requests) were addressed to the original Simu5g.org, 29% (5 requests) were made to Googletagmanager.com and 12% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Simu5g.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 64.1 kB (18%)

Content Size

355.5 kB

After Optimization

291.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Simu5g.org main page is 355.5 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. 40% of websites need less resources to load. Images take 309.1 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 7.4 kB

  • Original 10.9 kB
  • After minification 9.4 kB
  • After compression 3.5 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 1.5 kB, 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 7.4 kB or 68% of the original size.

Image Optimization

-15%

Potential reduce by 45.0 kB

  • Original 309.1 kB
  • After minification 264.1 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. Obviously, Simu5G needs image optimization as it can save up to 45.0 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 50 B

  • Original 21.0 kB
  • After minification 21.0 kB
  • After compression 20.9 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

-80%

Potential reduce by 11.7 kB

  • Original 14.5 kB
  • After minification 9.4 kB
  • After compression 2.9 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. Simu5g.org needs all CSS files to be minified and compressed as it can save up to 11.7 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (33%)

Requests Now

15

After Optimization

10

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Simu5G. 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.

Network Requests Diagram

simu5g.org

simu5g.org

324 ms

js

js

65 ms

gtm.js

gtm.js

104 ms

js

js

152 ms

stylesheet.css

stylesheet.css

227 ms

custom.css

custom.css

234 ms

logo.png

logo.png

1147 ms

capabilities.png

capabilities.png

872 ms

js

js

109 ms

analytics.js

analytics.js

27 ms

js

js

52 ms

collect

collect

55 ms

pygment_trac.css

pygment_trac.css

242 ms

blacktocat.png

blacktocat.png

132 ms

icon_download.png

icon_download.png

210 ms

sprite_download.png

sprite_download.png

239 ms

bg_hr.png

bg_hr.png

232 ms

Accessibility Review

simu5g.org accessibility score

65

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

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

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

Image elements do not have [alt] attributes

Best Practices

simu5g.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

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

simu5g.org SEO score

67

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

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Simu5g.org 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 Simu5g.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

simu5g.org

Open Graph description is not detected on the main page of Simu5G. 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: