Analyze

sis.unza.zm: University of Zambia - Student Information System:

Page load speed analysis

  • 66/100

    Normal result
  • 6

    Successful tests
  • 2

    Failed tests
  • First response

    263 ms

  • Resources loaded

    6.4 sec

  • Page rendered

    125 ms

  • Total page load time

    6.8 sec

Click here to check amazing Sis Unza content for Zambia. Otherwise, check out these important facts you probably never knew about sis.unza.zm

We analyzed Sis.unza.zm page load time and found that the first response time was 263 ms and then it took 6.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Page optimization

  • HTML 21.8 kB
    Images 16.4 kB
    Javascripts 1.4 MB
    CSS 89.4 kB

    In fact, the total size of Sis.unza.zm main page is 1.5 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. 20% of websites need less resources to load. Javascripts take 1.4 MB which makes up the majority of the site volume.

    • Original 21.8 kB
    • After minification 19.5 kB
    • After compression 3.7 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 2.4 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 18.1 kB or 83% of the original size.

    • Original 16.4 kB
    • After optimization 16.3 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. Sis Unza images are well optimized though.

    • Original 1.4 MB
    • After minification 940.2 kB
    • After compression 244.3 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 1.1 MB or 82% of the original size.

    • Original 89.4 kB
    • After minification 69.7 kB
    • After compression 13.9 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. Sis.unza.zm needs all CSS files to be minified and compressed as it can save up to 75.6 kB or 84% of the original size.

Network requests diagram

  • login
  • login
  • jquery-ui.css
  • colorbox.css
  • tabcontent.css
  • flexdrop.css
  • unza.css
  • select2.min.css
  • tabcontent.js
  • jquery-1.8.3.js
  • jquery-ui.js
  • jquery-1.11.1.min.js
  • jquery-migrate-1.2.1.min.js
  • flexdropdown.js
  • jquery.simplemodal.js
  • select2.full.min.js
  • jquery.maskedinput-1.3.1.min_.js
  • Chart.bundle.js
  • jquery.formnavigation.js
  • jquery.smartWizard.js
  • header.gif
  • loginbox.png
  • captcha
  • refresh.gif
  • login.png

Our browser made a total of 25 requests to load all elements on the main page. We found that all of those requests were addressed to Sis.unza.zm and no external sources were called. The less responsive or slowest element that took the longest time to load (2.7 sec) belongs to the original domain Sis.unza.zm.

Additional info on sis.unza.zm

Requests

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sis Unza. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

12

Javascripts

4

Images

6

CSS

1

AJAX

23

All

Possible request optimization

1

Javascripts

4

Images

1

CSS

1

AJAX

16

Optimized

7

All

Good result

Redirects

As for redirects, our browser was forwarded to https://sis.unza.zm/users/login before it reached this domain.

IP address

This IP address is dedicated to Sis.unza.zm. This is the best domain hosting practice .

Normal result

IP Trace

sis.unza.zm

41.63.1.35

DNS records

Type Host Target/ip TTL Other
A

sis.unza.zm

41.63.1.35 235

Language and encoding

Good result

Language

EN en 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 Sis.unza.zm can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Sis.unza.zm 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

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

Poor result

Visitor World Map

Country of origin for 37.1% of all visits is Zambia. It’s good for Sis.unza.zm that their server is also located in Zambia, as that enables the majority of their visitors to benefit from a much faster page load time.

Good result

Poor result

Social Sharing Optimization

Open Graph description is not detected on the main page of Sis Unza. 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:

sis.unza.zm

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