Tools & Wizards About Us
jisupdf.com screenshot

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 54

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

jisupdf.com

极速PDF官网 - 提供极速PDF阅读器、转换器、编辑器和PDF在线分享、阅读、转换服务!

Page Load Speed

7.7 sec in total

First Response

679 ms

Resources Loaded

6.7 sec

Page Rendered

358 ms

jisupdf.com screenshot

About Website

Welcome to jisupdf.com homepage info - get ready to check Jisupdf best content for China right away, or after learning these important things about jisupdf.com

极速PDF让您轻松阅读、转换、编辑PDF文档，在线提供批量的PDF转换成Word、Word转换成PDF、PDF转换成图片、图片转换成PDF、PDF分割、PDF合并等20多种常用转换服务。支持Windows、Mac、iPhone多端互动，让您的工作更快完成！

Visit jisupdf.com

Key Findings

We analyzed Jisupdf.com page load time and found that the first response time was 679 ms and then it took 7 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

jisupdf.com performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.7 s

5/100

10%

LCP (Largest Contentful Paint)

Value7.9 s

3/100

25%

SI (Speed Index)

Value6.9 s

34/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.423

23/100

15%

TTI (Time to Interactive)

Value8.2 s

40/100

10%

Network Requests Diagram

jisupdf.com

679 ms

jisupdf.com

1020 ms

reset.css

264 ms

foot.css

499 ms

header.css

740 ms

Our browser made a total of 86 requests to load all elements on the main page. We found that 97% of them (83 requests) were addressed to the original Jisupdf.com, 2% (2 requests) were made to Hm.baidu.com and 1% (1 request) were made to Jisuim.com. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Jisupdf.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 694.2 kB (18%)

Content Size

3.8 MB

After Optimization

3.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jisupdf.com main page is 3.8 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. 25% of websites need less resources to load. Images take 3.6 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 53.3 kB

  • Original 63.5 kB
  • After minification 49.2 kB
  • After compression 10.2 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. This page needs HTML code to be minified as it can gain 14.3 kB, which is 23% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 53.3 kB or 84% of the original size.

Image Optimization

-17%

Potential reduce by 624.0 kB

  • Original 3.6 MB
  • After minification 3.0 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. Obviously, Jisupdf needs image optimization as it can save up to 624.0 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-13%

Potential reduce by 13.6 kB

  • Original 100.8 kB
  • After minification 100.7 kB
  • After compression 87.2 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 13.6 kB or 13% of the original size.

CSS Optimization

-18%

Potential reduce by 3.3 kB

  • Original 18.6 kB
  • After minification 18.4 kB
  • After compression 15.3 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. Jisupdf.com needs all CSS files to be minified and compressed as it can save up to 3.3 kB or 18% of the original size.

Requests Breakdown

Number of requests can be reduced by 37 (44%)

Requests Now

84

After Optimization

47

  • Images
  • JavaScript
  • CSS

The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jisupdf. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

jisupdf.com

jisupdf.com

679 ms

jisupdf.com

jisupdf.com

1020 ms

reset.css

reset.css

264 ms

foot.css

foot.css

499 ms

header.css

header.css

740 ms

stars.css

stars.css

692 ms

speedpdf.css

speedpdf.css

715 ms

jquery-3.4.1.min.js

jquery-3.4.1.min.js

1059 ms

all.js

all.js

760 ms

fingerprintInit.js

fingerprintInit.js

928 ms

social-share.min.js

social-share.min.js

981 ms

header.js

header.js

982 ms

foot.js

foot.js

975 ms

speedpdf.js

speedpdf.js

995 ms

stars.js

stars.js

1461 ms

analytics.js

analytics.js

1171 ms

import.im.js

import.im.js

1386 ms

header_logo.png

header_logo.png

545 ms

tools_menu.svg

tools_menu.svg

254 ms

up.svg

up.svg

232 ms

sousuo1.png

sousuo1.png

237 ms

out.png

out.png

229 ms

userActive.png

userActive.png

245 ms

downh.png

downh.png

458 ms

footer_logo.png

footer_logo.png

472 ms

more.png

more.png

466 ms

xiala1.png

xiala1.png

474 ms

mx.png

mx.png

484 ms

fj.png

fj.png

693 ms

jiah.png

jiah.png

695 ms

pdflogo.png

pdflogo.png

709 ms

duigou.png

duigou.png

702 ms

xji.png

xji.png

735 ms

Rectangle.png

Rectangle.png

770 ms

greeng.png

greeng.png

943 ms

lvg.png

lvg.png

930 ms

othersharewx.png

othersharewx.png

938 ms

othersharewb.png

othersharewb.png

948 ms

xinf.png

xinf.png

973 ms

yiw.png

yiw.png

997 ms

hollowICONS.png

hollowICONS.png

1175 ms

1.png

1.png

2482 ms

windows_lan.png

windows_lan.png

1170 ms

app_store_ico.png

app_store_ico.png

1183 ms

2.png

2.png

2130 ms

windows_ico.png

windows_ico.png

1226 ms

3.png

3.png

2260 ms

windows_bai.png

windows_bai.png

1402 ms

4.png

4.png

2603 ms

5.png

5.png

1992 ms

jisupdficon1.png

jisupdficon1.png

1639 ms

jisupdficon2.png

jisupdficon2.png

1875 ms

jisupdficon3.png

jisupdficon3.png

2046 ms

hm.js

hm.js

1220 ms

jisupdficon4.png

jisupdficon4.png

1996 ms

jisupdficon5.png

jisupdficon5.png

2121 ms

jisupdficon6.png

jisupdficon6.png

2126 ms

jisupdficon7.png

jisupdficon7.png

2208 ms

jisupdficon8.png

jisupdficon8.png

2239 ms

jisupdficon9.png

jisupdficon9.png

2132 ms

jisupdficon10.png

jisupdficon10.png

2128 ms

jisupdficon11.png

jisupdficon11.png

2208 ms

jisupdficon12.png

jisupdficon12.png

2241 ms

jisupdficon13.png

jisupdficon13.png

2238 ms

jisupdficon14.png

jisupdficon14.png

2276 ms

jisupdficon15.png

jisupdficon15.png

2131 ms

jisupdficon16.png

jisupdficon16.png

2143 ms

jisupdficon17.png

jisupdficon17.png

2206 ms

jisupdficon18.png

jisupdficon18.png

2235 ms

jisupdficon19.png

jisupdficon19.png

2216 ms

jisupdficon20.png

jisupdficon20.png

2285 ms

jisupdficon21.png

jisupdficon21.png

2123 ms

jisupdficon22.png

jisupdficon22.png

2130 ms

jisupdficon23.png

jisupdficon23.png

2193 ms

jisupdficon24.png

jisupdficon24.png

2224 ms

jisupdficon25.png

jisupdficon25.png

2206 ms

bluedown.png

bluedown.png

2286 ms

Suspensioniconlange.png

Suspensioniconlange.png

2136 ms

ggoutcc.png

ggoutcc.png

2123 ms

footertwittericon.png

footertwittericon.png

2179 ms

footerlinkicon.png

footerlinkicon.png

2174 ms

hm.gif

hm.gif

321 ms

footerytbicon.png

footerytbicon.png

2004 ms

footerinsicon.png

footerinsicon.png

1871 ms

lstar.png

lstar.png

1653 ms

bstar.png

bstar.png

1550 ms

Accessibility Review

jisupdf.com accessibility score

54

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

Image elements do not have [alt] attributes

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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.

Best Practices

jisupdf.com best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

jisupdf.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

    ZH

  • Language Claimed

    ZH

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jisupdf.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that Jisupdf.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

jisupdf.com

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