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core-turbo.com screenshot

Report Summary

  • 79

    Performance

    Renders faster than
    85% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

core-turbo.com

Quality Modify Upgrade Turbocharger & Billet Compressor Wheel factory from China

Page Load Speed

929 ms in total

First Response

86 ms

Resources Loaded

625 ms

Page Rendered

218 ms

core-turbo.com screenshot

About Website

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

China leading provider of Modify Upgrade Turbocharger and Billet Compressor Wheel, Wuxi Costel Turbo Industry Ltd is Billet Compressor Wheel factory.

Visit core-turbo.com

Key Findings

We analyzed Core-turbo.com page load time and found that the first response time was 86 ms and then it took 843 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

core-turbo.com performance score

79

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

91/100

10%

LCP (Largest Contentful Paint)

Value4.8 s

31/100

25%

SI (Speed Index)

Value2.3 s

98/100

10%

TBT (Total Blocking Time)

Value140 ms

95/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.2 s

86/100

10%

Network Requests Diagram

core-turbo.com

86 ms

www.core-turbo.com

205 ms

www.core-turbo.com

37 ms

www.core-turbo.com

74 ms

www.core-turbo.com

182 ms

Our browser made a total of 24 requests to load all elements on the main page. We found that 88% of them (21 requests) were addressed to the original Core-turbo.com, 8% (2 requests) were made to Google-analytics.com and 4% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (205 ms) belongs to the original domain Core-turbo.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 162.4 kB (25%)

Content Size

659.8 kB

After Optimization

497.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Core-turbo.com main page is 659.8 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. 25% of websites need less resources to load. Images take 310.2 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 108.9 kB

  • Original 130.0 kB
  • After minification 110.4 kB
  • After compression 21.1 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 19.6 kB, which is 15% 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 108.9 kB or 84% of the original size.

Image Optimization

-9%

Potential reduce by 28.0 kB

  • Original 310.2 kB
  • After minification 282.2 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. Core Turbo images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 20.7 kB

  • Original 191.1 kB
  • After minification 191.1 kB
  • After compression 170.4 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 20.7 kB or 11% of the original size.

CSS Optimization

-17%

Potential reduce by 4.8 kB

  • Original 28.5 kB
  • After minification 28.5 kB
  • After compression 23.7 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. Core-turbo.com needs all CSS files to be minified and compressed as it can save up to 4.8 kB or 17% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (23%)

Requests Now

22

After Optimization

17

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Core Turbo. 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

core-turbo.com

core-turbo.com

86 ms

www.core-turbo.com

www.core-turbo.com

205 ms

www.core-turbo.com

www.core-turbo.com

37 ms

www.core-turbo.com

www.core-turbo.com

74 ms

www.core-turbo.com

www.core-turbo.com

182 ms

slider.js

slider.js

129 ms

logo.gif

logo.gif

35 ms

floatimage_2.gif

floatimage_2.gif

54 ms

close.png

close.png

48 ms

error.png

error.png

68 ms

css-sprite.png

css-sprite.png

114 ms

cl23029095-modify_upgrade_turbocharger.jpg

cl23029095-modify_upgrade_turbocharger.jpg

179 ms

cl23029096-billet_compressor_wheel.jpg

cl23029096-billet_compressor_wheel.jpg

181 ms

load_icon.gif

load_icon.gif

114 ms

cd22687005-wuxi_costel_turbo_industry_ltd.jpg

cd22687005-wuxi_costel_turbo_industry_ltd.jpg

114 ms

cd22687006-wuxi_costel_turbo_industry_ltd.jpg

cd22687006-wuxi_costel_turbo_industry_ltd.jpg

113 ms

cd22687007-wuxi_costel_turbo_industry_ltd.jpg

cd22687007-wuxi_costel_turbo_industry_ltd.jpg

148 ms

cd22687009-wuxi_costel_turbo_industry_ltd.jpg

cd22687009-wuxi_costel_turbo_industry_ltd.jpg

148 ms

cd22687017-wuxi_costel_turbo_industry_ltd.jpg

cd22687017-wuxi_costel_turbo_industry_ltd.jpg

152 ms

stats.js

stats.js

76 ms

analytics.js

analytics.js

44 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

71 ms

collect

collect

13 ms

js

js

62 ms

Accessibility Review

core-turbo.com accessibility score

96

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-hidden="true"] elements contain focusable descendents

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.

Best Practices

core-turbo.com 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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

core-turbo.com SEO score

99

Search Engine Optimization Advices

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 Core-turbo.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 Core-turbo.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

core-turbo.com

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