Tools & Wizards About Us
johnhardware.en.alibaba.com screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 41

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

johnhardware.en.alibaba.com

Company Overview - Hangzhou John Hardware Tools Co., Ltd

Page Load Speed

2.1 sec in total

First Response

20 ms

Resources Loaded

1.8 sec

Page Rendered

209 ms

johnhardware.en.alibaba.com screenshot

About Website

Click here to check amazing John Hardware En Alibaba content for China. Otherwise, check out these important facts you probably never knew about johnhardware.en.alibaba.com

Hangzhou John Hardware Tools Co., Ltd Products:Tile Cutting Machine, Large Format Slab System, Tile Carrying & Laying Tools, Grouting & Cleaning Tools, Tile Leveling Tools

Visit johnhardware.en.alibaba.com

Key Findings

We analyzed Johnhardware.en.alibaba.com page load time and found that the first response time was 20 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

johnhardware.en.alibaba.com performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value7.9 s

3/100

25%

SI (Speed Index)

Value16.2 s

0/100

10%

TBT (Total Blocking Time)

Value8,290 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value29.5 s

0/100

10%

Network Requests Diagram

johnhardware.en.alibaba.com

20 ms

johnhardware.en.alibaba.com

366 ms

31 ms

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

40 ms

index.js

47 ms

Our browser made a total of 27 requests to load all elements on the main page. We found that 7% of them (2 requests) were addressed to the original Johnhardware.en.alibaba.com, 41% (11 requests) were made to S.alicdn.com and 11% (3 requests) were made to Assets.alicdn.com. The less responsive or slowest element that took the longest time to load (820 ms) relates to the external source S.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.3 MB (56%)

Content Size

2.3 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Johnhardware.en.alibaba.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. 30% of websites need less resources to load. Javascripts take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 777.0 kB

  • Original 902.0 kB
  • After minification 901.3 kB
  • After compression 125.0 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 777.0 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 7 B

  • Original 6.0 kB
  • After minification 6.0 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. John Hardware En Alibaba images are well optimized though.

JavaScript Optimization

-38%

Potential reduce by 543.1 kB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 885.3 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 543.1 kB or 38% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (64%)

Requests Now

25

After Optimization

9

  • AJAX
  • Images
  • JavaScript

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of John Hardware En Alibaba. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

johnhardware.en.alibaba.com

johnhardware.en.alibaba.com

20 ms

johnhardware.en.alibaba.com

johnhardware.en.alibaba.com

366 ms

31 ms

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

40 ms

index.js

index.js

47 ms

index.js

index.js

47 ms

renderHeader.js

renderHeader.js

50 ms

awsc.js

awsc.js

19 ms

21 ms

et_n.js

et_n.js

23 ms

um.js

um.js

95 ms

7.gif

7.gif

98 ms

wu.json

wu.json

20 ms

TB1Ay1AVUz1gK0jSZLeXXb9kVXa-196-80.png

TB1Ay1AVUz1gK0jSZLeXXb9kVXa-196-80.png

10 ms

H2e6023b147c44da1bd343a9211dbef6ep.jpg

H2e6023b147c44da1bd343a9211dbef6ep.jpg

435 ms

H8946f3f7756042ef8de26038ac0381748.png

H8946f3f7756042ef8de26038ac0381748.png

269 ms

Hdb917865b468474483e9714df77a09176.png_80x80.png

Hdb917865b468474483e9714df77a09176.png_80x80.png

361 ms

H5097179d989f4d21951ac75975e01a6av.png

H5097179d989f4d21951ac75975e01a6av.png

684 ms

He8963199927e46dc9e8e3b929e49330fm.png

He8963199927e46dc9e8e3b929e49330fm.png

820 ms

H4801056ea47340468f30a7daaad78784Y.png

H4801056ea47340468f30a7daaad78784Y.png

439 ms

H327d95f4ad5e43969c7bc77cd05e42f2w.png

H327d95f4ad5e43969c7bc77cd05e42f2w.png

532 ms

H3619a07837eb40719b49de2a1bd7f9960.png

H3619a07837eb40719b49de2a1bd7f9960.png

243 ms

H186a0cf6b30240fc93a3824f6296b8d1n.png

H186a0cf6b30240fc93a3824f6296b8d1n.png

418 ms

um.json

um.json

57 ms

getUmid.do

getUmid.do

20 ms

eg.js

eg.js

2 ms

index.js

index.js

4 ms

Accessibility Review

johnhardware.en.alibaba.com accessibility score

41

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

Buttons do not have an accessible name

High

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

High

Image elements do not have [alt] attributes

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

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

johnhardware.en.alibaba.com best practices score

75

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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

johnhardware.en.alibaba.com SEO score

79

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

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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 doesn't use legible font sizes

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 Johnhardware.en.alibaba.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 Johnhardware.en.alibaba.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

johnhardware.en.alibaba.com

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