Tools & Wizards About Us
cctv.com screenshot

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

cctv.com

央视网_世界就在眼前

Page Load Speed

8.4 sec in total

First Response

644 ms

Resources Loaded

6.9 sec

Page Rendered

873 ms

cctv.com screenshot

About Website

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

央视网（www.cctv.com）由中央广播电视总台主办，是以视频为特色的中央重点新闻网站，是央视的融合传播平台，是拥有全牌照业务资质的大型互联网文化企业。秉承“融合创新、一体发展”的理念，以新闻为龙头，以视频为重点，以用户为中心，建成“一网一端多平台多渠道”融媒体传播体系。

Visit cctv.com

Key Findings

We analyzed Cctv.com page load time and found that the first response time was 644 ms and then it took 7.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

cctv.com performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

49/100

10%

LCP (Largest Contentful Paint)

Value10.8 s

0/100

25%

SI (Speed Index)

Value9.9 s

9/100

10%

TBT (Total Blocking Time)

Value1,200 ms

20/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value23.5 s

1/100

10%

Network Requests Diagram

cctv.com

644 ms

www.cctv.com

109 ms

index_chanjing.css

111 ms

jquery-1.7.2.min.js

238 ms

echo.js

614 ms

Our browser made a total of 207 requests to load all elements on the main page. We found that 7% of them (15 requests) were addressed to the original Cctv.com, 30% (63 requests) were made to P2.img.cctvpic.com and 22% (46 requests) were made to P1.img.cctvpic.com. The less responsive or slowest element that took the longest time to load (4.2 sec) relates to the external source Time.tv.cctv.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 643.8 kB (18%)

Content Size

3.6 MB

After Optimization

3.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cctv.com main page is 3.6 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. 65% of websites need less resources to load. Images take 2.6 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 290.4 kB

  • Original 349.5 kB
  • After minification 326.0 kB
  • After compression 59.1 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 290.4 kB or 83% of the original size.

Image Optimization

-6%

Potential reduce by 152.5 kB

  • Original 2.6 MB
  • After minification 2.5 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. Cctv images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 68.4 kB

  • Original 440.2 kB
  • After minification 435.5 kB
  • After compression 371.8 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 68.4 kB or 16% of the original size.

CSS Optimization

-77%

Potential reduce by 132.5 kB

  • Original 171.1 kB
  • After minification 150.6 kB
  • After compression 38.6 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. Cctv.com needs all CSS files to be minified and compressed as it can save up to 132.5 kB or 77% of the original size.

Requests Breakdown

Number of requests can be reduced by 60 (29%)

Requests Now

204

After Optimization

144

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 204 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cctv. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cctv.com

cctv.com

644 ms

www.cctv.com

www.cctv.com

109 ms

index_chanjing.css

index_chanjing.css

111 ms

jquery-1.7.2.min.js

jquery-1.7.2.min.js

238 ms

echo.js

echo.js

614 ms

bundleSDK.js

bundleSDK.js

10 ms

time.php

time.php

4186 ms

whereis

whereis

855 ms

swfobject.js

swfobject.js

22 ms

vodplayer.js

vodplayer.js

27 ms

liveplayer.js

liveplayer.js

27 ms

md5login.js

md5login.js

428 ms

crypto-js.min.js

crypto-js.min.js

428 ms

jsencrypt.js

jsencrypt.js

439 ms

login_new.js

login_new.js

463 ms

jquery.tinyscrollbar_180813.js

jquery.tinyscrollbar_180813.js

722 ms

chanjing_index.js

chanjing_index.js

427 ms

login2022homenew.js

login2022homenew.js

425 ms

index.js

index.js

14 ms

index.js

index.js

15 ms

7XL4G-6N3JX-QZ6JL-GESDR-2KLZL

7XL4G-6N3JX-QZ6JL-GESDR-2KLZL

342 ms

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695 ms

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695 ms

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735 ms

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730 ms

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749 ms

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746 ms

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748 ms

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855 ms

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857 ms

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867 ms

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894 ms

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896 ms

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907 ms

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910 ms

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920 ms

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948 ms

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287 ms

img_20131009_9313.gif

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253 ms

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256 ms

otherIcon.png

otherIcon.png

256 ms

other_label.png

other_label.png

297 ms

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286 ms

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299 ms

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282 ms

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279 ms

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283 ms

logo.png

logo.png

521 ms

nav_icon_spirit.png

nav_icon_spirit.png

562 ms

nav_border_heise.png

nav_border_heise.png

559 ms

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563 ms

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559 ms

zfb_14686_160513.png

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559 ms

mapLogo.png

mapLogo.png

557 ms

sleft0.png

sleft0.png

594 ms

sleft1.png

sleft1.png

596 ms

sleft2.png

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597 ms

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599 ms

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597 ms

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598 ms

sleft6.png

sleft6.png

626 ms

Bottomplan.gif

Bottomplan.gif

630 ms

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631 ms

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628 ms

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639 ms

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640 ms

three.jpg

three.jpg

661 ms

four.jpg

four.jpg

661 ms

five.jpg

five.jpg

662 ms

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663 ms

1714390535419_162.jpg

1714390535419_162.jpg

666 ms

img.gif

img.gif

664 ms

cctv1.png

cctv1.png

696 ms

cctv2.png

cctv2.png

696 ms

cctv3.png

cctv3.png

697 ms

cctv4.png

cctv4.png

698 ms

cctv5.png

cctv5.png

698 ms

cctv5plus.png

cctv5plus.png

699 ms

cctv6.png

cctv6.png

740 ms

cctv7.png

cctv7.png

730 ms

cctv8.png

cctv8.png

731 ms

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298 ms

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304 ms

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325 ms

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315 ms

config.json

config.json

50 ms

jquery.cookie.js

jquery.cookie.js

11 ms

animate.min.css

animate.min.css

12 ms

cssIndex.min.css

cssIndex.min.css

93 ms

cctv9.png

cctv9.png

329 ms

bundle.js

bundle.js

11 ms

cctv10.png

cctv10.png

222 ms

activityTab_textbg.png

activityTab_textbg.png

427 ms

cctv11.png

cctv11.png

221 ms

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38 ms

cctv12.png

cctv12.png

211 ms

cctv13.png

cctv13.png

211 ms

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211 ms

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212 ms

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214 ms

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cctv17.png

218 ms

tab-prev_end.png

tab-prev_end.png

378 ms

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210 ms

tab-next.png

tab-next.png

330 ms

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guidesListBg.png

330 ms

columnList01.png

columnList01.png

359 ms

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columnList02.png

358 ms

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367 ms

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columnList04.png

359 ms

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340 ms

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369 ms

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columnList07.png

442 ms

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columnList08.png

378 ms

columnList09.png

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345 ms

columnList10.png

columnList10.png

350 ms

special4K_text.jpg

special4K_text.jpg

371 ms

wrapper_backBg_03.png

wrapper_backBg_03.png

486 ms

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381 ms

tab_bg.png

tab_bg.png

388 ms

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509 ms

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420 ms

pic_hover_bg.png

pic_hover_bg.png

383 ms

navBg.png

navBg.png

393 ms

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388 ms

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472 ms

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405 ms

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406 ms

1714489359501_505.jpg

1714489359501_505.jpg

422 ms

cctv_logo.png

cctv_logo.png

79 ms

epglist

epglist

33 ms

loading.gif

loading.gif

22 ms

loginstyle.css

loginstyle.css

69 ms

jquery.qrcode.min.js

jquery.qrcode.min.js

86 ms

sha256.js

sha256.js

62 ms

mylogin.js

mylogin.js

56 ms

cctv_bg.png

cctv_bg.png

171 ms

loginFloat_bg.png

loginFloat_bg.png

87 ms

__aplus_plugin_cctv.js,aplus_plugin_aplus_u.js

__aplus_plugin_cctv.js,aplus_plugin_aplus_u.js

73 ms

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0.75x.png

52 ms

code.png

code.png

891 ms

1.0x.png

1.0x.png

17 ms

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14 ms

moreLogo.png

moreLogo.png

16 ms

closemore.png

closemore.png

18 ms

close-red.png

close-red.png

18 ms

msg_success.png

msg_success.png

8 ms

ge.js

ge.js

1325 ms

yswv.html

yswv.html

351 ms

v.png

v.png

221 ms

Accessibility Review

cctv.com accessibility score

65

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

High

Form elements do not have associated labels

High

Links do not have a discernible name

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

[lang] attributes do not have a valid value

Best Practices

cctv.com best practices score

58

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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

cctv.com SEO score

62

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

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 Cctv.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 Cctv.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

cctv.com

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