Tools & Wizards About Us
yellr.com screenshot

Report Summary

  • 98

    Performance

    Renders faster than
    95% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 57% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

yellr.com

Official home page of the Yellow Box Speedo Recalibrator

Page Load Speed

4.2 sec in total

First Response

665 ms

Resources Loaded

3.3 sec

Page Rendered

199 ms

yellr.com screenshot

About Website

Visit yellr.com now to see the best up-to-date Yellr content and also check out these interesting facts you probably never knew about yellr.com

YellR manufactures the Yellow Box; World's best Speedometer Recalibrator for motorcycles, cars and trucks

Visit yellr.com

Key Findings

We analyzed Yellr.com page load time and found that the first response time was 665 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

yellr.com performance score

98

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

97/100

10%

LCP (Largest Contentful Paint)

Value1.4 s

100/100

25%

SI (Speed Index)

Value3.4 s

89/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.065

97/100

15%

TTI (Time to Interactive)

Value1.4 s

100/100

10%

Network Requests Diagram

yellr.com

665 ms

www.yellr.com

1146 ms

yellr02b.gif

223 ms

yb_header.png

662 ms

YBX_features.png

1493 ms

Our browser made a total of 9 requests to load all elements on the main page. We found that all of those requests were addressed to Yellr.com and no external sources were called. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Yellr.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 16.6 kB (7%)

Content Size

234.4 kB

After Optimization

217.8 kB

  • HTML
  • Images

In fact, the total size of Yellr.com main page is 234.4 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. 15% of websites need less resources to load. Images take 219.9 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 11.6 kB

  • Original 14.5 kB
  • After minification 9.0 kB
  • After compression 2.9 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 5.6 kB, which is 38% 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 11.6 kB or 80% of the original size.

Image Optimization

-2%

Potential reduce by 5.0 kB

  • Original 219.9 kB
  • After minification 214.8 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. Yellr images are well optimized though.

Requests Breakdown

We found no issues to fix!

Requests Now

7

After Optimization

7

  • Images

The browser has sent 7 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yellr. According to our analytics all requests are already optimized.

Network Requests Diagram

yellr.com

yellr.com

665 ms

www.yellr.com

www.yellr.com

1146 ms

yellr02b.gif

yellr02b.gif

223 ms

yb_header.png

yb_header.png

662 ms

YBX_features.png

YBX_features.png

1493 ms

10_year_warranty.png

10_year_warranty.png

866 ms

speed_works.gif

speed_works.gif

652 ms

yb_works3.gif

yb_works3.gif

652 ms

yb_inst_small.png

yb_inst_small.png

666 ms

Accessibility Review

yellr.com accessibility score

84

Accessibility Issues

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

yellr.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

SEO Factors

yellr.com SEO score

75

Search Engine Optimization Advices

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 Yellr.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 Yellr.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

yellr.com

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