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obdii.pro screenshot

Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 88

    SEO

    Google-friendlier than
    65% of websites

obdii.pro

OBDII diagnostics. Trouble codes description

Page Load Speed

2.6 sec in total

First Response

405 ms

Resources Loaded

2.1 sec

Page Rendered

103 ms

obdii.pro screenshot

About Website

Welcome to obdii.pro homepage info - get ready to check OBDII best content for Russia right away, or after learning these important things about obdii.pro

OBDII/EOBD diagnostic code definition. More than 18000 codes for all autos.

Visit obdii.pro

Key Findings

We analyzed Obdii.pro page load time and found that the first response time was 405 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

obdii.pro performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

28/100

10%

LCP (Largest Contentful Paint)

Value10.6 s

0/100

25%

SI (Speed Index)

Value6.7 s

36/100

10%

TBT (Total Blocking Time)

Value740 ms

40/100

30%

CLS (Cumulative Layout Shift)

Value0.125

83/100

15%

TTI (Time to Interactive)

Value8.9 s

34/100

10%

Network Requests Diagram

obdii.pro

405 ms

obdii.pro

541 ms

js

72 ms

sab.css

123 ms

css

49 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 19% of them (11 requests) were addressed to the original Obdii.pro, 53% (30 requests) were made to Fonts.gstatic.com and 5% (3 requests) were made to Topcreativeformat.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Yandex.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 111.2 kB (45%)

Content Size

248.1 kB

After Optimization

136.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Obdii.pro main page is 248.1 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. 35% of websites need less resources to load. HTML takes 105.8 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 85.6 kB

  • Original 105.8 kB
  • After minification 105.4 kB
  • After compression 20.1 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 85.6 kB or 81% of the original size.

Image Optimization

-39%

Potential reduce by 24.9 kB

  • Original 63.8 kB
  • After minification 38.9 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. Obviously, OBDII needs image optimization as it can save up to 24.9 kB or 39% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 194 B

  • Original 75.7 kB
  • After minification 75.7 kB
  • After compression 75.5 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

-15%

Potential reduce by 433 B

  • Original 2.9 kB
  • After minification 2.9 kB
  • After compression 2.4 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. Obdii.pro needs all CSS files to be minified and compressed as it can save up to 433 B or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (37%)

Requests Now

19

After Optimization

12

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of OBDII. 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.

Network Requests Diagram

obdii.pro

obdii.pro

405 ms

obdii.pro

obdii.pro

541 ms

js

js

72 ms

sab.css

sab.css

123 ms

css

css

49 ms

styler.css

styler.css

246 ms

jquery.min.js

jquery.min.js

26 ms

context.js

context.js

1110 ms

es5-shims.min.js

es5-shims.min.js

708 ms

share.js

share.js

1055 ms

invoke.js

invoke.js

89 ms

invoke.js

invoke.js

64 ms

invoke.js

invoke.js

94 ms

invoke.js

invoke.js

65 ms

sab.js

sab.js

369 ms

807ea8dd289c20d9c09af44b84e1ae72.js

807ea8dd289c20d9c09af44b84e1ae72.js

127 ms

analytics.js

analytics.js

47 ms

watch.js

watch.js

14 ms

ga.js

ga.js

54 ms

gpb-en.png

gpb-en.png

277 ms

appstore.png

appstore.png

280 ms

ms-en.png

ms-en.png

231 ms

obdii250.jpg

obdii250.jpg

354 ms

header.jpg

header.jpg

483 ms

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70 ms

collect

collect

31 ms

marker.png

marker.png

311 ms

__utm.gif

__utm.gif

30 ms

Accessibility Review

obdii.pro accessibility score

91

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

High

<frame> or <iframe> elements do not have a title

Best Practices

obdii.pro 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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

obdii.pro SEO score

88

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 Obdii.pro 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 Obdii.pro 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

obdii.pro

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