Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

dns.cnv.vn

DNS Free | DNS mien phi | DNS ten mien mien phi | DNS ten mien free

Page Load Speed

6.4 sec in total

First Response

1.9 sec

Resources Loaded

4.4 sec

Page Rendered

146 ms

dns.cnv.vn screenshot

About Website

Click here to check amazing DNS Cnv content for Vietnam. Otherwise, check out these important facts you probably never knew about dns.cnv.vn

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Key Findings

We analyzed Dns.cnv.vn page load time and found that the first response time was 1.9 sec and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

dns.cnv.vn performance score

0

Network Requests Diagram

dns.cnv.vn

1867 ms

style.css

504 ms

style_update.css

507 ms

jquery-1.6.2.min.js

760 ms

global.js

527 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that all of those requests were addressed to Dns.cnv.vn and no external sources were called. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Dns.cnv.vn.

Page Optimization Overview & Recommendations

Page size can be reduced by 113.5 kB (57%)

Content Size

200.5 kB

After Optimization

87.0 kB

In fact, the total size of Dns.cnv.vn main page is 200.5 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. 15% of websites need less resources to load. Javascripts take 124.5 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 10.6 kB

  • Original 13.9 kB
  • After minification 12.0 kB
  • After compression 3.3 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 1.8 kB, which is 13% 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 10.6 kB or 76% of the original size.

Image Optimization

-18%

Potential reduce by 9.1 kB

  • Original 50.9 kB
  • After minification 41.8 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, DNS Cnv needs image optimization as it can save up to 9.1 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-69%

Potential reduce by 85.5 kB

  • Original 124.5 kB
  • After minification 112.9 kB
  • After compression 39.0 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 85.5 kB or 69% of the original size.

CSS Optimization

-74%

Potential reduce by 8.3 kB

  • Original 11.2 kB
  • After minification 9.2 kB
  • After compression 2.9 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. Dns.cnv.vn needs all CSS files to be minified and compressed as it can save up to 8.3 kB or 74% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (19%)

Requests Now

31

After Optimization

25

The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DNS Cnv. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

SEO Factors

dns.cnv.vn SEO score

0

Language and Encoding

  • Language Detected

    VI

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dns.cnv.vn 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 Dns.cnv.vn 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

Open Graph description is not detected on the main page of DNS Cnv. 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: