Tools & Wizards About Us
jerdus.com screenshot

Report Summary

  • 0

    Performance

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

jerdus.com

众博·官方版网站登录入口_众博(中国)

Page Load Speed

4.4 sec in total

First Response

220 ms

Resources Loaded

3.6 sec

Page Rendered

550 ms

jerdus.com screenshot

About Website

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

众博·官方版网站登录入口【综合体育、官方网站、体验平台、首页注册、最新网址、官网入口、APP下载】成立于1999年9月，注册资金1688万元，公司执行ISO9001全面质量管理体系，公司四位股东均为原国营企业的主要领导，为原国企改制后成立的股份制企业，经过全体员工和四位股东二十四年的不懈努力，发展到现有厂区 25000平方，标准厂房18000多平方。拥有一大批专业技术水平的优秀员工。

Visit jerdus.com

Key Findings

We analyzed Jerdus.com page load time and found that the first response time was 220 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

jerdus.com performance score

0

Network Requests Diagram

jerdus.com

220 ms

jerdus.com

547 ms

autoptimize_fd62a7318558894426b45a09e734086a.css

329 ms

jquery.js

338 ms

autoptimize_bd295d0e18c357fc48bcd92680c18287.js

194 ms

Our browser made a total of 54 requests to load all elements on the main page. We found that 11% of them (6 requests) were addressed to the original Jerdus.com, 31% (17 requests) were made to Z01.jerdus.com and 30% (16 requests) were made to Z02.jerdus.com. The less responsive or slowest element that took the longest time to load (2.5 sec) relates to the external source Z02.jerdus.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 389.7 kB (58%)

Content Size

671.6 kB

After Optimization

281.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jerdus.com main page is 671.6 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. CSS take 254.0 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 89.6 kB

  • Original 116.4 kB
  • After minification 116.4 kB
  • After compression 26.8 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. 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 89.6 kB or 77% of the original size.

Image Optimization

-7%

Potential reduce by 10.9 kB

  • Original 160.7 kB
  • After minification 149.8 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. Jerdus images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 95.0 kB

  • Original 140.4 kB
  • After minification 140.4 kB
  • After compression 45.3 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 95.0 kB or 68% of the original size.

CSS Optimization

-76%

Potential reduce by 194.1 kB

  • Original 254.0 kB
  • After minification 253.9 kB
  • After compression 59.9 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. Jerdus.com needs all CSS files to be minified and compressed as it can save up to 194.1 kB or 76% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (21%)

Requests Now

48

After Optimization

38

  • Images
  • JavaScript
  • CSS

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jerdus. 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

jerdus.com

jerdus.com

220 ms

jerdus.com

jerdus.com

547 ms

autoptimize_fd62a7318558894426b45a09e734086a.css

autoptimize_fd62a7318558894426b45a09e734086a.css

329 ms

jquery.js

jquery.js

338 ms

autoptimize_bd295d0e18c357fc48bcd92680c18287.js

autoptimize_bd295d0e18c357fc48bcd92680c18287.js

194 ms

twitter.png

twitter.png

609 ms

master-lock-2866datsc-swivel-receiver_jerduscom_51V20AxM6FL_160.jpg

master-lock-2866datsc-swivel-receiver_jerduscom_51V20AxM6FL_160.jpg

887 ms

warn-97565-medium-accessory-recovery_jerduscom_51sjWIRXCoL_160.jpg

warn-97565-medium-accessory-recovery_jerduscom_51sjWIRXCoL_160.jpg

1219 ms

rss.png

rss.png

656 ms

jerduscom.jpg

jerduscom.jpg

734 ms

jerduscom-logo.png

jerduscom-logo.png

861 ms

jerduscom-banner.jpg

jerduscom-banner.jpg

702 ms

menu_spacer.png

menu_spacer.png

793 ms

home-icon.png

home-icon.png

859 ms

searchbtn.png

searchbtn.png

834 ms

inputbg.png

inputbg.png

843 ms

money_dollar.png

money_dollar.png

841 ms

arrow.png

arrow.png

887 ms

us.png

us.png

921 ms

switch.gif

switch.gif

929 ms

sliderb2.png

sliderb2.png

929 ms

sliderb1.png

sliderb1.png

947 ms

rss.png

rss.png

341 ms

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medium-brown-leather-refinish-restorer_jerduscom_41CB1jixWKL_160.jpg

1451 ms

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1151 ms

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dodge-headlight-assembly-corner-light_jerduscom_51f2tanYI2L_160.jpg

1311 ms

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universal-motorcycle-control-mount-4-31001-b-techgripper_jerduscom_614jE5P95uL_160.jpg

874 ms

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mann-filter-25-114-air-filter_jerduscom_51p9N7eSRbL_160.jpg

977 ms

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1613 ms

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michelin-8517-stealth-windshield-technology_jerduscom_41T2Aat4THL_110.jpg

1639 ms

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bal-28050-light-trailer-leveler_jerduscom_41bDnbrkoiL_110.jpg

1848 ms

meguiars-m5616-marine-carnauba-blend_jerduscom_41XklGnkILL_110.jpg

meguiars-m5616-marine-carnauba-blend_jerduscom_41XklGnkILL_110.jpg

1857 ms

schumacher-ssc-1500a-ca-speedcharge-charger-battery_jerduscom_41fdlwz5chL_110.jpg

schumacher-ssc-1500a-ca-speedcharge-charger-battery_jerduscom_41fdlwz5chL_110.jpg

2331 ms

travelon-19005-windshield-cleaner-defogger_jerduscom_41mLzWHl9wL_110.jpg

travelon-19005-windshield-cleaner-defogger_jerduscom_41mLzWHl9wL_110.jpg

2355 ms

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dealer-license-screws-plates-magnet_jerduscom_51mUdCO1u8L_110.jpg

2416 ms

acdelco-a3229c-professional-air-filter_jerduscom_31Kjdw3Ko3L_110.jpg

acdelco-a3229c-professional-air-filter_jerduscom_31Kjdw3Ko3L_110.jpg

2312 ms

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2475 ms

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2326 ms

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1293 ms

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1267 ms

castrol-03124-3pk-0w-20-synthetic-motor_jerduscom_51Btio3-MIL_160.jpg

castrol-03124-3pk-0w-20-synthetic-motor_jerduscom_51Btio3-MIL_160.jpg

1249 ms

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mictuning-momentary-laser-rocker-switch_jerduscom_51zEXxSlPaL_160.jpg

837 ms

primeprolight-curved-light-flood-waterproof_jerduscom_31BWfo8O1lL_110.jpg

primeprolight-curved-light-flood-waterproof_jerduscom_31BWfo8O1lL_110.jpg

819 ms

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camco-42141-flying-insect-screen_jerduscom_513FZ-Th8RL_110.jpg

1595 ms

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1654 ms

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2044 ms

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2252 ms

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acdelco-pf2257g-professional-engine-filter_jerduscom_41NsNnsHOZL_110.jpg

2198 ms

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2305 ms

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philips-12086-premium-front-bulb_jerduscom_51D2QuunRBL_110.jpg

1999 ms

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2419 ms

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2389 ms

content_pane-gradient.gif

content_pane-gradient.gif

815 ms

up-arrow.png

up-arrow.png

945 ms

Accessibility Review

jerdus.com accessibility score

79

Accessibility Issues

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

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

Best Practices

jerdus.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

SEO Factors

jerdus.com SEO score

100

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

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jerdus.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it does not match the claimed English language. Our system also found out that Jerdus.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

jerdus.com

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