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About Website

Welcome to diydiagnostics.com homepage info - get ready to check Diy Diagnostics best content right away, or after learning these important things about diydiagnostics.com

Inexpensive OBD II scan tool. Dedicated to helping the do it yourself home and independent technician understand and use OBD-II On-Board Diagnostic System technology to diagnose and repair their own v...

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name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

74/100

10%

LCP (Largest Contentful Paint)

Value2.6 s

88/100

25%

SI (Speed Index)

Value2.5 s

98/100

10%

TBT (Total Blocking Time)

Value660 ms

45/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value8.5 s

38/100

10%

diydiagnostics.com

144 ms

diyStyles.css

73 ms

jQuery.min.1.5.2.js

139 ms

diyPopUp.js

69 ms

hitLog.js

75 ms

Our browser made a total of 90 requests to load all elements on the main page. We found that 70% of them (63 requests) were addressed to the original Diydiagnostics.com, 20% (18 requests) were made to Payments.amazon.com and 2% (2 requests) were made to Images-na.ssl-images-amazon.com. The less responsive or slowest element that took the longest time to load (554 ms) relates to the external source Pay.amazon.com.

Content Size

1.7 MB

After Optimization

1.3 MB

In fact, the total size of Diydiagnostics.com main page is 1.7 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. 40% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-93%

Potential reduce by 160.7 kB

Original 173.4 kB
After minification 146.7 kB
After compression 12.8 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 26.8 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 160.7 kB or 93% of the original size.

Image Optimization

-2%

Potential reduce by 29.0 kB

Original 1.3 MB
After minification 1.2 MB

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. Diy Diagnostics images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 144.9 kB

Original 235.8 kB
After minification 234.6 kB
After compression 90.9 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 144.9 kB or 61% of the original size.

CSS Optimization

-74%

Potential reduce by 5.2 kB

Original 7.1 kB
After minification 5.5 kB
After compression 1.8 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. Diydiagnostics.com needs all CSS files to be minified and compressed as it can save up to 5.2 kB or 74% of the original size.

Requests Now

After Optimization

The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Diy Diagnostics. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

Language and Encoding

Language Detected

EN
Language Claimed

EN
Encoding

N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Diydiagnostics.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 Diydiagnostics.com main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

diydiagnostics.com

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

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Performance

Accessibility

Best Practices

SEO

Inexpensive OBD II Scan Tool at D.I.Y. Diagnostics.com - - - Turn off that check engine light!

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)