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Page load speed analysis

  • 66/100

    Normal result
  • 5

    Successful tests
  • 3

    Failed tests
  • First response

    739 ms

  • Resources loaded

    2.2 sec

  • Page rendered

    119 ms

  • Total page load time

    3 sec

Visit vi.mozdev.org now to see the best up-to-date Vi Mozdev content for Brazil and also check out these interesting facts you probably never knew about vi.mozdev.org

We analyzed Vi.mozdev.org page load time and found that the first response time was 739 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Page optimization

  • HTML 19.9 kB
    Images 3.4 kB
    Javascripts 57.5 kB
    CSS 23.7 kB

    In fact, the total size of Vi.mozdev.org main page is 104.4 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. 25% of websites need less resources to load. Javascripts take 57.5 kB which makes up the majority of the site volume.

    • Original 19.9 kB
    • After minification 17.7 kB
    • After compression 5.5 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 2.2 kB, which is 11% 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 14.4 kB or 72% of the original size.

    • Original 3.4 kB
    • After optimization 2.8 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. Obviously, Vi Mozdev needs image optimization as it can save up to 572 B or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

    • Original 57.5 kB
    • After minification 57.5 kB
    • After compression 19.7 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 37.7 kB or 66% of the original size.

    • Original 23.7 kB
    • After minification 17.3 kB
    • After compression 5.6 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. Vi.mozdev.org needs all CSS files to be minified and compressed as it can save up to 18.1 kB or 77% of the original size.

Network requests diagram

  • vi.mozdev.org
  • default.css
  • jquery.min.js
  • edit-in-place-login.js
  • project.css
  • jsapi
  • default.css
  • default.css
  • b-i-f.css
  • position.css
  • notes.css
  • contact_top50.css
  • mozdev2k.css
  • notes2-layout.css
  • project.css
  • header.gif
  • mozdev.png
  • nav_arrow.gif
  • default+en.css
  • default+en.I.js
  • async-ads.js
  • google_custom_search_watermark.gif
  • small-logo.png
  • clear.gif
  • boxes.gif
  • nav-icon.png
  • infotab_top.png
  • bullet.gif
  • print.css
  • feature-logos1.png
  • feature-logos2.png

Our browser made a total of 32 requests to load all elements on the main page. We found that 6% of them (2 requests) were addressed to the original Vi.mozdev.org, 56% (18 requests) were made to Mozdev.org and 25% (8 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (739 ms) belongs to the original domain Vi.mozdev.org.

Additional info on vi.mozdev.org

Requests

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vi Mozdev. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

6

Javascripts

10

Images

12

CSS

28

All

Possible request optimization

1

Javascripts

4

Images

1

CSS

22

Optimized

6

All

Normal result

IP address

Vi.mozdev.org 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

vi.mozdev.org

livehttpheaders.mozdev.org

mozdev.org

mycroft.mozdev.org

br.mozdev.org

140.211.166.81

DNS records

Type Host Target/ip TTL Other
A

vi.mozdev.org

140.211.166.81 7200

Language and encoding

Normal result

Language

N/A  language flag

Detected

EN en language flag

Claimed

Encoding

UTF-8

Claimed

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vi.mozdev.org can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Vi.mozdev.org 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

Vi.mozdev.org 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 41.3% of all visits is Brazil. It lies approximately 5680 miles away from the server location (United States) and such a long distance can negatively affect website speed, as it takes some time for data to travel back and forth between those places. That’s why one of the best ways to speed up Vi.mozdev.org page load time for the majority of users is moving the server to Brazil or just closer to the user base.

Poor result

Poor result

Social Sharing Optimization

Open Graph description is not detected on the main page of Vi Mozdev. 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:

vi.mozdev.org

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