Tools & Wizards About Us
obdtester.com screenshot

Report Summary

  • 98

    Performance

    Renders faster than
    95% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

obdtester.com

OBDTester: OBD-2 Diagnostic software and interfaces

Page Load Speed

593 ms in total

First Response

116 ms

Resources Loaded

257 ms

Page Rendered

220 ms

obdtester.com screenshot

About Website

Click here to check amazing OBDTester content for Russia. Otherwise, check out these important facts you probably never knew about obdtester.com

OBDTester.com: OBD Tester - Profressional OBD2 diagnostics software (scantool), ELM 323/327/32x+CAN compatible USB interface

Visit obdtester.com

Key Findings

We analyzed Obdtester.com page load time and found that the first response time was 116 ms and then it took 477 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

obdtester.com performance score

98

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.8 s

100/100

10%

LCP (Largest Contentful Paint)

Value2.4 s

91/100

25%

SI (Speed Index)

Value0.8 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value0.8 s

100/100

10%

Network Requests Diagram

obdtester.com

116 ms

style.css

36 ms

flag_cz.gif

100 ms

divider.png

100 ms

software_icon.png

102 ms

Our browser made a total of 15 requests to load all elements on the main page. We found that 87% of them (13 requests) were addressed to the original Obdtester.com, 13% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (116 ms) belongs to the original domain Obdtester.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 9.3 kB (11%)

Content Size

81.9 kB

After Optimization

72.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Obdtester.com main page is 81.9 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. Only 10% of websites need less resources to load. Images take 53.0 kB which makes up the majority of the site volume.

HTML Optimization

-63%

Potential reduce by 3.6 kB

  • Original 5.7 kB
  • After minification 5.6 kB
  • After compression 2.1 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. 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 3.6 kB or 63% of the original size.

Image Optimization

-1%

Potential reduce by 770 B

  • Original 53.0 kB
  • After minification 52.2 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. OBDTester images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 34 B

  • Original 17.2 kB
  • After minification 17.2 kB
  • After compression 17.1 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

-81%

Potential reduce by 4.8 kB

  • Original 6.0 kB
  • After minification 3.7 kB
  • After compression 1.1 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. Obdtester.com needs all CSS files to be minified and compressed as it can save up to 4.8 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (36%)

Requests Now

14

After Optimization

9

  • Images
  • JavaScript
  • CSS

The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of OBDTester. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

obdtester.com

obdtester.com

116 ms

style.css

style.css

36 ms

flag_cz.gif

flag_cz.gif

100 ms

divider.png

divider.png

100 ms

software_icon.png

software_icon.png

102 ms

profi_icon.jpg

profi_icon.jpg

102 ms

obd_cable.png

obd_cable.png

100 ms

car_icon.gif

car_icon.gif

103 ms

ga.js

ga.js

6 ms

bodybg.gif

bodybg.gif

67 ms

sidebg.png

sidebg.png

68 ms

header.jpg

header.jpg

103 ms

menubg.jpg

menubg.jpg

69 ms

bottomwrapper.png

bottomwrapper.png

69 ms

__utm.gif

__utm.gif

11 ms

Accessibility Review

obdtester.com accessibility score

63

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.

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

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

obdtester.com 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

Serves images with low resolution

SEO Factors

obdtester.com SEO score

62

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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 Obdtester.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 Obdtester.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

obdtester.com

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