Tools & Wizards About Us
u-obd.com screenshot

Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

u-obd.com

WWW.U-OBD.COM - Professional ECU Components & diagnostic device supply center

Page Load Speed

15 sec in total

First Response

213 ms

Resources Loaded

14.4 sec

Page Rendered

412 ms

u-obd.com screenshot

About Website

Visit u-obd.com now to see the best up-to-date U OBD content for China and also check out these interesting facts you probably never knew about u-obd.com

www.u-obd.com is a realiable professional ECU diagnostic devices, ECU components, Locksmith tools, Vulnerable auto parts supplier. full solution provider for the vehicles ECU, ECM diagnose and repair.

Visit u-obd.com

Key Findings

We analyzed U-obd.com page load time and found that the first response time was 213 ms and then it took 14.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

u-obd.com performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.7 s

2/100

10%

LCP (Largest Contentful Paint)

Value9.8 s

0/100

25%

SI (Speed Index)

Value29.5 s

0/100

10%

TBT (Total Blocking Time)

Value190 ms

91/100

30%

CLS (Cumulative Layout Shift)

Value0.066

97/100

15%

TTI (Time to Interactive)

Value13.8 s

10/100

10%

Network Requests Diagram

u-obd.com

213 ms

www.u-obd.com

3056 ms

style.min.css

207 ms

gutenberg-blocks.css

257 ms

style.min.css

248 ms

Our browser made a total of 92 requests to load all elements on the main page. We found that 76% of them (70 requests) were addressed to the original U-obd.com, 14% (13 requests) were made to Embed.tawk.to and 5% (5 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (8 sec) belongs to the original domain U-obd.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 380.4 kB (17%)

Content Size

2.3 MB

After Optimization

1.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of U-obd.com main page is 2.3 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. 55% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 150.4 kB

  • Original 175.6 kB
  • After minification 174.2 kB
  • After compression 25.2 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 150.4 kB or 86% of the original size.

Image Optimization

-10%

Potential reduce by 177.7 kB

  • Original 1.7 MB
  • After minification 1.6 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. U OBD images are well optimized though.

JavaScript Optimization

-17%

Potential reduce by 50.5 kB

  • Original 295.5 kB
  • After minification 295.5 kB
  • After compression 245.0 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 50.5 kB or 17% of the original size.

CSS Optimization

-3%

Potential reduce by 1.9 kB

  • Original 59.8 kB
  • After minification 58.8 kB
  • After compression 58.0 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. U-obd.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 43 (52%)

Requests Now

83

After Optimization

40

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of U OBD. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

u-obd.com

u-obd.com

213 ms

www.u-obd.com

www.u-obd.com

3056 ms

style.min.css

style.min.css

207 ms

gutenberg-blocks.css

gutenberg-blocks.css

257 ms

style.min.css

style.min.css

248 ms

style.css

style.css

374 ms

icons.css

icons.css

467 ms

css

css

28 ms

addtoany.min.css

addtoany.min.css

296 ms

woocommerce.css

woocommerce.css

441 ms

style.css

style.css

362 ms

page.js

page.js

32 ms

jquery.min.js

jquery.min.js

571 ms

jquery-migrate.min.js

jquery-migrate.min.js

418 ms

addtoany.min.js

addtoany.min.js

461 ms

jquery.blockUI.min.js

jquery.blockUI.min.js

476 ms

add-to-cart.min.js

add-to-cart.min.js

506 ms

js.cookie.min.js

js.cookie.min.js

525 ms

woocommerce.min.js

woocommerce.min.js

543 ms

cart-fragments.min.js

cart-fragments.min.js

563 ms

wc-blocks.css

wc-blocks.css

626 ms

flexslider.css

flexslider.css

625 ms

public.css

public.css

627 ms

script.min.js

script.min.js

633 ms

navigation.min.js

navigation.min.js

633 ms

homepage.min.js

homepage.min.js

633 ms

sourcebuster.min.js

sourcebuster.min.js

646 ms

order-attribution.min.js

order-attribution.min.js

651 ms

header-cart.min.js

header-cart.min.js

657 ms

footer.min.js

footer.min.js

662 ms

jquery.flexslider.min.js

jquery.flexslider.min.js

697 ms

script.min.js

script.min.js

716 ms

dwf.js

dwf.js

734 ms

cropped-Logo-1-1.jpg

cropped-Logo-1-1.jpg

269 ms

ECU-chips-components-MCU-eeprom-flash-relays.jpg

ECU-chips-components-MCU-eeprom-flash-relays.jpg

3529 ms

Head-unit-amplifier-audio-radio-multimedia-navigation-repair-tools-test-platform.jpg

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3552 ms

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6808 ms

ECU-tuning-devices-ECU-clone-BDM-frame-KESS-KTAG.jpg

ECU-tuning-devices-ECU-clone-BDM-frame-KESS-KTAG.jpg

5451 ms

ECU-repair-tools-soldering-desoldering-tools.jpg

ECU-repair-tools-soldering-desoldering-tools.jpg

3138 ms

car-Diagnosic-devices-scanner-MB-C4-BMW-NEXT.jpg

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3518 ms

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3707 ms

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BMW-NBTevo-Headunit-repair-tools-Renesas-MCU-Chip-D70F3558-programming-solution-adapter-324x324.jpg

4144 ms

BMW-Locksmith-CAS2-CAS3-CAS3-CAS4-CAS4-key-programming-platform-324x324.jpg

BMW-Locksmith-CAS2-CAS3-CAS3-CAS4-CAS4-key-programming-platform-324x324.jpg

4249 ms

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Land-Rover-Infotainment-Master-Controller-IMC-programming-adapter-324x324.jpg

4179 ms

BUICK-CADILLAC-CHEVROLET-HMI-2.5-Human-machine-interface-module-repair-tools-324x324.jpg

BUICK-CADILLAC-CHEVROLET-HMI-2.5-Human-machine-interface-module-repair-tools-324x324.jpg

4411 ms

Mercedes-Benz-NTG4.7-NTG4.5-Programming-adapter-repair-tools-sockets-324x324.jpg

Mercedes-Benz-NTG4.7-NTG4.5-Programming-adapter-repair-tools-sockets-324x324.jpg

4727 ms

Mercedes-Benz-W205-W217-W222-Chassis-C-class-S-Class-NTG5-HU-high-configuration-headunit-repair-tools-324x324.jpg

Mercedes-Benz-W205-W217-W222-Chassis-C-class-S-Class-NTG5-HU-high-configuration-headunit-repair-tools-324x324.jpg

4961 ms

New-Gen-JLR-Jaguar-Land-Rover-gear-shifter-repair-replacement-rotary-shaft-324x324.jpg

New-Gen-JLR-Jaguar-Land-Rover-gear-shifter-repair-replacement-rotary-shaft-324x324.jpg

4859 ms

AUDI-MIB2-MIB3-Head-unit-DVD-Player-central-navi-screen-air-conditional-console-display-test-platform-324x324.jpg

AUDI-MIB2-MIB3-Head-unit-DVD-Player-central-navi-screen-air-conditional-console-display-test-platform-324x324.jpg

5133 ms

Mercedes-Benz-HU5-HU55-HU6-NTG5-NTG5.5-NTG6-Head-unit-flashing-programming-unlock-anti-theft-bench-platform-324x324.jpg

Mercedes-Benz-HU5-HU55-HU6-NTG5-NTG5.5-NTG6-Head-unit-flashing-programming-unlock-anti-theft-bench-platform-324x324.jpg

5596 ms

Mercedes-Benz-Intelligent-Servo-module-A80-ISM-direct-select-DSM-test-bench-324x324.jpg

Mercedes-Benz-Intelligent-Servo-module-A80-ISM-direct-select-DSM-test-bench-324x324.jpg

5532 ms

BMW-NBT-Headunit-repair-tools-MCU-MEGA169P-chip-on-board-programming-VVDIPROG-adapter-324x324.jpg

BMW-NBT-Headunit-repair-tools-MCU-MEGA169P-chip-on-board-programming-VVDIPROG-adapter-324x324.jpg

5681 ms

BMW-G-chassis-Body-domain-control-unit-BDC2-BDC3-GWS-DME-ABS-Airbag-cluster-transmission-test-bench-324x324.jpg

BMW-G-chassis-Body-domain-control-unit-BDC2-BDC3-GWS-DME-ABS-Airbag-cluster-transmission-test-bench-324x324.jpg

5831 ms

Mercedes-Benz-W222-W205-W213-Test-platform-324x324.jpg

Mercedes-Benz-W222-W205-W213-Test-platform-324x324.jpg

6150 ms

AUDI-C7-B8-EPS-Fault-code-B200049-C10AD29-C10ACF0-repair-test-tools-324x324.jpg

AUDI-C7-B8-EPS-Fault-code-B200049-C10AD29-C10ACF0-repair-test-tools-324x324.jpg

6225 ms

default

default

65 ms

Mercedes-Benz-NTG6-Headunit-repair-tools-RH850-Series-MCU-chip-programming-adapter-324x324.jpg

Mercedes-Benz-NTG6-Headunit-repair-tools-RH850-Series-MCU-chip-programming-adapter-324x324.jpg

6164 ms

AUDI-MHEV-48-V-battery-DCDC-inverter-Belt-starter-Generator-test-platform-324x324.jpg

AUDI-MHEV-48-V-battery-DCDC-inverter-Belt-starter-Generator-test-platform-324x324.jpg

6315 ms

BMW-E-series-F-Series-CCC-CIC-NBT-EVO-head-unit-test-platform-324x324.jpg

BMW-E-series-F-Series-CCC-CIC-NBT-EVO-head-unit-test-platform-324x324.jpg

6457 ms

AUDI-MHEV-48-V-battery-DC-DC-voltage-inverter-test-platform-324x324.jpg

AUDI-MHEV-48-V-battery-DC-DC-voltage-inverter-test-platform-324x324.jpg

6737 ms

Mercedes-Benz-Mild-Hybrid-powertrain-system-48V-Battery-drive-diagnose-test-platform-324x324.jpg

Mercedes-Benz-Mild-Hybrid-powertrain-system-48V-Battery-drive-diagnose-test-platform-324x324.jpg

6762 ms

LAND-ROVER-JAGUAR-ECU-BCM-KVM-RFA-cluster-RF-Receiver-test-bench-324x324.jpg

LAND-ROVER-JAGUAR-ECU-BCM-KVM-RFA-cluster-RF-Receiver-test-bench-324x324.jpg

7015 ms

6xK3dSBYKcSV-LCoeQqfX1RYOo3qNq7jujVj9w.woff

6xK3dSBYKcSV-LCoeQqfX1RYOo3qNq7jujVj9w.woff

28 ms

6xKydSBYKcSV-LCoeQqfX1RYOo3ik4zwmRdo3cOWxw.woff

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58 ms

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200 ms

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165 ms

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199 ms

fa-solid-900.woff

fa-solid-900.woff

7971 ms

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7157 ms

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BMW-MGU-head-unit-idrive-7-test-platform-324x324.jpg

7172 ms

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AUDI-PORSCHE-MLBevo-platform-ECU-BCM-Gateway-airbag-control-module-chassis-control-EFP-ELV-STEERING-SQUIB-STALK-SWITCHES-Cluster-ABS-test-bench-324x324.jpg

7492 ms

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7511 ms

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7532 ms

sm.25.html

sm.25.html

17 ms

eso.D0Uc7kY6.js

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82 ms

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7693 ms

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7406 ms

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4949 ms

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4811 ms

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4325 ms

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55 ms

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twk-object-values-polyfill.js

87 ms

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twk-event-polyfill.js

86 ms

twk-entries-polyfill.js

twk-entries-polyfill.js

172 ms

twk-iterator-polyfill.js

twk-iterator-polyfill.js

170 ms

twk-promise-polyfill.js

twk-promise-polyfill.js

179 ms

twk-main.js

twk-main.js

68 ms

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twk-vendor.js

89 ms

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twk-chunk-vendors.js

108 ms

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twk-chunk-common.js

100 ms

twk-runtime.js

twk-runtime.js

105 ms

twk-app.js

twk-app.js

142 ms

Accessibility Review

u-obd.com accessibility score

87

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

High

ARIA IDs are not unique

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

Links do not have a discernible name

Best Practices

u-obd.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

u-obd.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 U-obd.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 U-obd.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

u-obd.com

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