Analyze Trình duyệt Cốc Cốc, lướt web theo phong cách Việt

Truy cập facebook thành công với mọi nhà mạng. Tích hợp sẵn công nghệ tải như IDM, tự tìm link và tăng tốc tải phim, nhạc từ các trang media. Tự động thêm dấu tiếng Việt và sửa lỗi chính tả. Tích hợp ...

Page load speed analysis

  • 63/100

    Normal result
  • 7

    Successful tests
  • 1

    Failed test
  • First response

    847 ms

  • Resources loaded

    4.9 sec

  • Page rendered

    241 ms

  • Total page load time

    6 sec

Click here to check amazing Itim content for Vietnam. Otherwise, check out these important facts you probably never knew about

We analyzed page load time and found that the first response time was 847 ms and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Page optimization

  • HTML 45.5 kB
    Images 216.1 kB
    Javascripts 243.0 kB
    CSS 36.1 kB

    In fact, the total size of main page is 540.7 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. 40% of websites need less resources to load. Javascripts take 243.0 kB which makes up the majority of the site volume.

    • Original 45.5 kB
    • After minification 22.6 kB
    • After compression 7.4 kB

    HTML optimization

    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 22.9 kB, which is 50% 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 38.1 kB or 84% of the original size.

    • Original 216.1 kB
    • After optimization 214.7 kB

    Image optimization

    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. Itim images are well optimized though.

    • Original 243.0 kB
    • After minification 241.2 kB
    • After compression 87.1 kB

    JavaScript optimization

    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 155.9 kB or 64% of the original size.

    • Original 36.1 kB
    • After minification 36.1 kB
    • After compression 7.8 kB

    CSS optimization

    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. needs all CSS files to be minified and compressed as it can save up to 28.3 kB or 78% of the original size.

Network requests diagram

  • fbevents.js
  • browser-min.css
  • browser-min.js
  • jquery.cycle2.min.js
  • gb_flag_36.png
  • css
  • bg.jpg
  • coccoc-feature.png
  • browser.png
  • b2.png
  • b4.png
  • b1.png
  • b3.png
  • b5.png
  • f2.png
  • f3.png
  • f1.png
  • f4.png
  • f5.png
  • topbar-widget-vi.min.js
  • overlay.png
  • wqYg3dtV2eU
  • www-embed-player-vfl5foy2V.css
  • www-embed-player.js
  • like.php
  • analytics.js
  • blade_track_gl.js
  • bat.js
  • spacer.gif
  • veBs87dwiCXgZb9CwomBYiW1hyWXgp0ohA3Vj3gnbUg.js
  • ad_status.js
  • collect
  • collect
  • collect
  • Sh_BYjerrZ8.js
  • LVx-xkvaJ0b.png
  • ga-audiences
  • Sh_BYjerrZ8.js
  • watch.js
  • atrk.js
  • beacon.js
  • atrk.gif
  • test.png

Our browser made a total of 46 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original, 41% (19 requests) were made to and 7% (3 requests) were made to The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source

Additional info on


The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Itim. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and as a result speed up the page load time.











Possible request optimization













Normal result


As for redirects, our browser was forwarded to before it reached this domain.

IP address uses IP address which is currently shared with 4 other domains. The more sites share the same IP address, the higher the host server’s workload is. It is strongly recommended that the host server should be changed or the hosting provider should be requested to give a different (separate) IP address for this domain.

Poor result

IP Trace

DNS records

Type Host Target/ip TTL Other
A 3600
NS 3600
NS 3600

3600 Mname:
Serial: 2020090800
Refresh: 300
Retry: 900
Expire: 604800
Minimum-ttl: 300


Language and encoding

Normal result


VI vi language flag


N/A  language flag





Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese 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 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.

HTTPS certificate

SSL Certificate has no SSL certificate. Web browsing can be safer with HTTPS connection, so we suggest that it should be obtained for this site.

Normal result

Visitor World Map

Country of origin for 100% of all visits is Vietnam. It’s good for that their server is also located in Vietnam, as that enables the majority of their visitors to benefit from a much faster page load time.

Good result

Good result

Social Sharing Optimization

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

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