Tools & Wizards About Us
521jht.com screenshot

Report Summary

  • 63

    Performance

    Renders faster than
    77% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

521jht.com

521jht.com

Page Load Speed

76.9 sec in total

First Response

6.3 sec

Resources Loaded

70.2 sec

Page Rendered

407 ms

521jht.com screenshot

About Website

Visit 521jht.com now to see the best up-to-date 521 Jht content and also check out these interesting facts you probably never knew about 521jht.com

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Visit 521jht.com

Key Findings

We analyzed 521jht.com page load time and found that the first response time was 6.3 sec and then it took 70.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 31 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

521jht.com performance score

63

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

53/100

10%

LCP (Largest Contentful Paint)

Value2.9 s

81/100

25%

SI (Speed Index)

Value15.4 s

0/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.343

32/100

15%

TTI (Time to Interactive)

Value10.6 s

23/100

10%

Network Requests Diagram

521jht.com

6313 ms

www.521jht.com

6722 ms

style.css

7490 ms

lxb.js

1890 ms

114439.js

948 ms

Our browser made a total of 136 requests to load all elements on the main page. We found that 58% of them (79 requests) were addressed to the original 521jht.com, 13% (17 requests) were made to H.qiao.baidu.com and 8% (11 requests) were made to Apps.qq.com. The less responsive or slowest element that took the longest time to load (20.4 sec) belongs to the original domain 521jht.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 135.7 kB (39%)

Content Size

343.8 kB

After Optimization

208.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 521jht.com main page is 343.8 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. 20% of websites need less resources to load. Images take 244.7 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 27.2 kB

  • Original 35.4 kB
  • After minification 32.5 kB
  • After compression 8.1 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 27.2 kB or 77% of the original size.

Image Optimization

-23%

Potential reduce by 57.0 kB

  • Original 244.7 kB
  • After minification 187.7 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, 521 Jht needs image optimization as it can save up to 57.0 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-73%

Potential reduce by 16.1 kB

  • Original 22.2 kB
  • After minification 17.4 kB
  • After compression 6.0 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 16.1 kB or 73% of the original size.

CSS Optimization

-85%

Potential reduce by 35.4 kB

  • Original 41.6 kB
  • After minification 30.5 kB
  • After compression 6.2 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. 521jht.com needs all CSS files to be minified and compressed as it can save up to 35.4 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 31 (30%)

Requests Now

102

After Optimization

71

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 102 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 521 Jht. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

521jht.com

521jht.com

6313 ms

www.521jht.com

www.521jht.com

6722 ms

style.css

style.css

7490 ms

lxb.js

lxb.js

1890 ms

114439.js

114439.js

948 ms

jquery.tools.min.js

jquery.tools.min.js

14436 ms

mou.js

mou.js

2640 ms

jquery.easing.1.3.js

jquery.easing.1.3.js

3056 ms

sexylightbox.v2.3.jquery.js

sexylightbox.v2.3.jquery.js

3599 ms

h.js

h.js

1924 ms

bg1.png

bg1.png

605 ms

logo.png

logo.png

3133 ms

sy_01.jpg

sy_01.jpg

1697 ms

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20160310191117531.jpg

19546 ms

20140411132540689.jpg

20140411132540689.jpg

19546 ms

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20150504154705327.jpg

19547 ms

sy_05.jpg

sy_05.jpg

2823 ms

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20150717141720062.png

3906 ms

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10817 ms

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9084 ms

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20150717141654411.png

12625 ms

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20150717141551959.png

12078 ms

20150717141623230.jpg

20150717141623230.jpg

13452 ms

sy_06.jpg

sy_06.jpg

14539 ms

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20140411181841705.jpg

19545 ms

20131213145725296.jpg

20131213145725296.jpg

19279 ms

20131212181554843.jpg

20131212181554843.jpg

19545 ms

20131212172322890.jpg

20131212172322890.jpg

19546 ms

bg12.jpg

bg12.jpg

19547 ms

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20131123170128406.jpg

19548 ms

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20131213144609203.jpg

19547 ms

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20131123170759828.jpg

19548 ms

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20131224141530379.jpg

19548 ms

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20131224141516270.jpg

19548 ms

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20131212185152593.jpg

19548 ms

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20131224141459536.jpg

19549 ms

20131224141258223.jpg

20131224141258223.jpg

19549 ms

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20140401150211621.jpg

19549 ms

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20131213145506765.jpg

19550 ms

20131212152607593.jpg

20131212152607593.jpg

19551 ms

20140401152312262.jpg

20140401152312262.jpg

19551 ms

20140411153848533.jpg

20140411153848533.jpg

19550 ms

bg15.jpg

bg15.jpg

19551 ms

20131006141749293.jpg

20131006141749293.jpg

19551 ms

bg14.jpg

bg14.jpg

19550 ms

20150606091200573.jpg

20150606091200573.jpg

19943 ms

20150517153530563.jpg

20150517153530563.jpg

19850 ms

b.js

b.js

2508 ms

z12-cnzzcom-code-cnzzcomstat-htm.ccymf.com

z12-cnzzcom-code-cnzzcomstat-htm.ccymf.com

2459 ms

hm.gif

hm.gif

1210 ms

log.gif

log.gif

1450 ms

_l.js

_l.js

1194 ms

z_stat.php

z_stat.php

1435 ms

log.gif

log.gif

1645 ms

log.gif

log.gif

1841 ms

20131229165751977.jpg

20131229165751977.jpg

19722 ms

20140208175105599.jpg

20140208175105599.jpg

20416 ms

log.gif

log.gif

876 ms

stat.htm

stat.htm

340 ms

core.php

core.php

924 ms

sy_07.jpg

sy_07.jpg

19157 ms

show_fel

show_fel

905 ms

bsl.js

bsl.js

3919 ms

9.gif

9.gif

11131 ms

pic.gif

pic.gif

833 ms

qq.jpg

qq.jpg

16737 ms

show_fel

show_fel

463 ms

Enter.php

Enter.php

2039 ms

main_icon_invite_mess_api.js

main_icon_invite_mess_api.js

11701 ms

main.css

main.css

2700 ms

fix.css

fix.css

1348 ms

version.js

version.js

1790 ms

tel.jpg

tel.jpg

14565 ms

logo1.png

logo1.png

16825 ms

show_fel

show_fel

1718 ms

index_02.jpg

index_02.jpg

11552 ms

sy_02.jpg

sy_02.jpg

11532 ms

sy_03.jpg

sy_03.jpg

10758 ms

btn_03.png

btn_03.png

10077 ms

app.gif

app.gif

1981 ms

show_fel

show_fel

501 ms

btn_04.png

btn_04.png

9401 ms

tm.png

tm.png

19998 ms

line.jpg

line.jpg

5233 ms

more.jpg

more.jpg

7079 ms

bg8.png

bg8.png

5591 ms

start.png

start.png

5772 ms

bg11.jpg

bg11.jpg

6087 ms

bg9.jpg

bg9.jpg

6284 ms

line4.jpg

line4.jpg

7505 ms

bg23.png

bg23.png

6791 ms

bg24.jpg

bg24.jpg

7325 ms

bg17.png

bg17.png

8165 ms

line2.jpg

line2.jpg

9318 ms

bg13.jpg

bg13.jpg

8022 ms

line3.jpg

line3.jpg

9919 ms

bg19.png

bg19.png

11731 ms

bg18.jpg

bg18.jpg

10089 ms

bg20.jpg

bg20.jpg

10221 ms

btm_01.jpg

btm_01.jpg

10458 ms

btm_02.png

btm_02.png

12998 ms

top.jpg

top.jpg

12050 ms

line5.jpg

line5.jpg

10759 ms

a_02.jpg

a_02.jpg

11584 ms

bgSexy.png

bgSexy.png

12847 ms

show_fel

show_fel

496 ms

invitebg.jpg

invitebg.jpg

20412 ms

m-webim-lite.css

m-webim-lite.css

7584 ms

main.js

main.js

7740 ms

attack.gif

attack.gif

8905 ms

Refresh.php

Refresh.php

568 ms

16.png

16.png

2089 ms

icon.png

icon.png

4786 ms

icon_close.png

icon_close.png

7583 ms

stat.gif

stat.gif

3769 ms

07.png

07.png

20295 ms

mess-text.png

mess-text.png

6556 ms

07_normal.png

07_normal.png

8412 ms

mess.gif

mess.gif

6980 ms

07_send_normal.png

07_send_normal.png

7423 ms

btn.png

btn.png

8157 ms

buttons.png

buttons.png

11154 ms

show_fel

show_fel

450 ms

Refresh.php

Refresh.php

447 ms

show_fel

show_fel

450 ms

invitehead.jpg

invitehead.jpg

20401 ms

btn.png

btn.png

2291 ms

Refresh.php

Refresh.php

515 ms

show_fel

show_fel

453 ms

show_fel

show_fel

507 ms

Refresh.php

Refresh.php

1493 ms

show_fel

show_fel

464 ms

Refresh.php

Refresh.php

404 ms

show_fel

show_fel

482 ms

Refresh.php

Refresh.php

477 ms

Refresh.php

Refresh.php

567 ms

Accessibility Review

521jht.com accessibility score

66

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

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

521jht.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

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

521jht.com SEO score

92

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 521jht.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that 521jht.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

521jht.com

Open Graph description is not detected on the main page of 521 Jht. 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: