Report Summary

  • 47

    Performance

    Renders faster than
    66% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 48% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

trafficwaves.org

SCIENCE HOBBYIST: Traffic Waves, physics for bored commuters

Page Load Speed

2.1 sec in total

First Response

366 ms

Resources Loaded

1.3 sec

Page Rendered

441 ms

trafficwaves.org screenshot

About Website

Welcome to trafficwaves.org homepage info - get ready to check Traffic Waves best content for United States right away, or after learning these important things about trafficwaves.org

Traffic jams are sometimes caused by drivers' competitive behavior. In certain situations the actions of a single driver can lessen traffic congestion or even erase a traffic jam completely.

Visit trafficwaves.org

Key Findings

We analyzed Trafficwaves.org page load time and found that the first response time was 366 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 30% of websites can load faster.

Performance Metrics

trafficwaves.org performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.3 s

98/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

89/100

25%

SI (Speed Index)

Value20.2 s

0/100

10%

TBT (Total Blocking Time)

Value20,640 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value30.1 s

0/100

10%

Network Requests Diagram

trafficwaves.org

366 ms

trafjam.jpg

415 ms

show_ads.js

26 ms

twlite3.gif

208 ms

twlite2.gif

208 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 18% of them (7 requests) were addressed to the original Trafficwaves.org, 15% (6 requests) were made to Youtube.com and 10% (4 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (415 ms) relates to the external source Amasci.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 356.7 kB (64%)

Content Size

559.2 kB

After Optimization

202.4 kB

In fact, the total size of Trafficwaves.org main page is 559.2 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. CSS take 366.9 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 25.5 kB

  • Original 36.7 kB
  • After minification 36.3 kB
  • After compression 11.2 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 25.5 kB or 70% of the original size.

Image Optimization

-8%

Potential reduce by 353 B

  • Original 4.5 kB
  • After minification 4.2 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. Traffic Waves images are well optimized though.

JavaScript Optimization

-18%

Potential reduce by 26.5 kB

  • Original 151.1 kB
  • After minification 151.1 kB
  • After compression 124.6 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 26.5 kB or 18% of the original size.

CSS Optimization

-83%

Potential reduce by 304.4 kB

  • Original 366.9 kB
  • After minification 366.7 kB
  • After compression 62.5 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. Trafficwaves.org needs all CSS files to be minified and compressed as it can save up to 304.4 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (41%)

Requests Now

37

After Optimization

22

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Traffic Waves. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

trafficwaves.org accessibility score

79

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

Image elements do not have [alt] attributes

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

trafficwaves.org 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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Page has valid source maps

SEO Factors

trafficwaves.org SEO score

81

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

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

    N/A

  • Encoding

    UTF-8

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

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