Tools & Wizards About Us
jestrtuning.com screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

jestrtuning.com

Jestr Tuning - Your leader in ECU Tuning for import and domestic vehicles

Page Load Speed

8.6 sec in total

First Response

118 ms

Resources Loaded

6.5 sec

Page Rendered

2 sec

jestrtuning.com screenshot

About Website

Welcome to jestrtuning.com homepage info - get ready to check Jestr Tuning best content right away, or after learning these important things about jestrtuning.com

ECU/ECM Performance Tuning for import and domestic vehicles. Horsepower and torque increase and better fuel economy for your modified vehicle

Visit jestrtuning.com

Key Findings

We analyzed Jestrtuning.com page load time and found that the first response time was 118 ms and then it took 8.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

jestrtuning.com performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value13.2 s

0/100

25%

SI (Speed Index)

Value14.8 s

1/100

10%

TBT (Total Blocking Time)

Value9,580 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.132

81/100

15%

TTI (Time to Interactive)

Value23.6 s

1/100

10%

Network Requests Diagram

118 ms

sbi-styles.min.css

527 ms

style.min.css

528 ms

mediaelementplayer-legacy.min.css

533 ms

wp-mediaelement.min.css

532 ms

Our browser made a total of 135 requests to load all elements on the main page. We found that 66% of them (89 requests) were addressed to the original Jestrtuning.com, 17% (23 requests) were made to Fonts.gstatic.com and 4% (6 requests) were made to I0.wp.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Jestrtuning.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 166.1 kB (15%)

Content Size

1.1 MB

After Optimization

935.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jestrtuning.com main page is 1.1 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 442.5 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 158.2 kB

  • Original 184.8 kB
  • After minification 165.3 kB
  • After compression 26.6 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 19.5 kB, which is 11% 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 158.2 kB or 86% of the original size.

Image Optimization

-1%

Potential reduce by 2.0 kB

  • Original 255.1 kB
  • After minification 253.0 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. Jestr Tuning images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 5.1 kB

  • Original 442.5 kB
  • After minification 442.5 kB
  • After compression 437.4 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 701 B

  • Original 218.7 kB
  • After minification 218.7 kB
  • After compression 218.0 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. Jestrtuning.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 93 (87%)

Requests Now

107

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 107 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jestr Tuning. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 64 to 1 for JavaScripts and from 31 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

118 ms

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527 ms

style.min.css

style.min.css

528 ms

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533 ms

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532 ms

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532 ms

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534 ms

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691 ms

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98 ms

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1393 ms

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201 ms

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162 ms

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85 ms

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Create

Create

28 ms

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underscore.min.js

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GenerateIT

GenerateIT

14 ms

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1420 ms

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1566 ms

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1417 ms

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1505 ms

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1641 ms

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65 ms

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394 ms

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Accessibility Review

jestrtuning.com accessibility score

94

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.

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

Low

No form fields have multiple labels

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

jestrtuning.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

jestrtuning.com SEO score

91

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

    EN

  • Encoding

    UTF-8

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

jestrtuning.com

Open Graph data is detected on the main page of Jestr Tuning. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: