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fon.rs: Факултет организационих наука

Page load speed analysis

  • 59/100

    Normal result
  • 7

    Successful tests
  • 1

    Failed test
  • First response

    582 ms

  • Resources loaded

    5.4 sec

  • Page rendered

    475 ms

  • Total page load time

    6.5 sec

Click here to check amazing Fon content for Serbia. Otherwise, check out these important facts you probably never knew about fon.rs

We analyzed Fon.rs page load time and found that the first response time was 582 ms and then it took 5.9 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 200.2 kB
    Images 805.2 kB
    Javascripts 256.9 kB
    CSS 97.5 kB

    In fact, the total size of Fon.rs main page is 1.4 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. 50% of websites need less resources to load. Images take 805.2 kB which makes up the majority of the site volume.

    • Original 200.2 kB
    • After minification 195.5 kB
    • After compression 30.7 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. 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 169.5 kB or 85% of the original size.

    • Original 805.2 kB
    • After optimization 679.9 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, Fon needs image optimization as it can save up to 125.3 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

    • Original 256.9 kB
    • After minification 232.9 kB
    • After compression 81.9 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 175.1 kB or 68% of the original size.

    • Original 97.5 kB
    • After minification 89.1 kB
    • After compression 15.9 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. Fon.rs needs all CSS files to be minified and compressed as it can save up to 81.6 kB or 84% of the original size.

Network requests diagram

  • fon.rs
  • www.fon.bg.ac.rs
  • advps-style.css
  • pagenavi-css.css
  • style.css
  • squelch-tabs-and-accordions.css
  • jquery.fancybox-1.3.7.min.css
  • jquery.js
  • jquery-migrate.min.js
  • jquery.hoverIntent.minified.js
  • jquery.cookie.js
  • jquery.dcjqaccordion.2.9.js
  • advps.frnt.script.js
  • jquery.bxslider.min.js
  • unslider.min.js
  • meni.js
  • upis.js
  • html5shiv.min.js
  • navigation.js
  • skip-link-focus-fix.js
  • core.min.js
  • widget.min.js
  • accordion.min.js
  • tabs.min.js
  • squelch-tabs-and-accordions.js
  • jquery.fancybox-1.3.7.min.js
  • jquery.easing.pack.js
  • jquery.mousewheel.min.js
  • css
  • advps-style.css
  • pagenavi-css.css
  • style.css
  • squelch-tabs-and-accordions.css
  • jquery.fancybox-1.3.7.min.css
  • pozadina_linije.png
  • zgrada.png
  • fon-logo=cir=.png
  • meni_pozadina.png
  • pretraga.jpg
  • IMG-20160312-WA0002-e1457967312109-615x290.jpg
  • FON-DCV_04-615x290.jpg
  • fonpobednik-e1455880364385-615x290.jpg
  • Glavna-slika-615x290.jpg
  • Symorg-logo-2016-615x290.jpg
  • DSC_4342-615x290.jpg
  • pqy0fY-Y9OgVzc2ruv28gHHOEbMeCdsPFumlVKKnpvMHLRi1sTd5iWFR0Zn0OWW1IqpnOhjolYkvD8hCAjrd6s-615x290.jpg
  • DSC_0769-615x290.jpg
  • IMG-20160312-WA0002-e1457967312109-165x110.jpg
  • FON-DCV_04-165x110.jpg
  • cover-165x110.jpg
  • DSC_0790-165x110.jpg
  • glavna-165x110.jpg
  • desno-jedna.png
  • desno-dupla.png
  • univerzitet.png
  • pripremna_nastava.png
  • symorg_2016.png
  • spin.png
  • Balcor&Sym-Op-Is.PNG
  • IBM-link.gif
  • vibe.png
  • cpcm.png
  • pink_header.png
  • upis_osnovne_n.png
  • analytics.js
  • upis_master_n.png
  • upis_specijalisticke_n.png
  • upis_doktorske_n.png
  • fb.png
  • collect
  • gplus.png
  • twt.png
  • lnk.png
  • yt.png
  • footer_linija_boje.png
  • pozadina_footer.png
  • bx_loader.gif
  • controls.png

Our browser made a total of 78 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Fon.rs, 95% (74 requests) were made to Fon.bg.ac.rs and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.9 sec) relates to the external source Fon.bg.ac.rs.

Additional info on fon.rs

Requests

The browser has sent 76 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Fon. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

22

Javascripts

43

Images

11

CSS

76

All

Possible request optimization

1

Javascripts

33

Images

1

CSS

41

Optimized

35

All

Normal result

Redirects

As for redirects, our browser was forwarded to http://www.fon.bg.ac.rs/ before it reached this domain.

IP address

Fon.rs uses IP address which is currently shared with 1 other domain. 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.

Normal result

IP Trace

fon.rs

fon.bg.ac.rs

147.91.134.39

DNS records

Type Host Target/ip TTL Other
A

fon.rs

147.91.134.39 293
NS

fon.rs

ns1.fon.rs 300
NS

fon.rs

ns2.fon.rs 300
SOA

fon.rs

300 Mname: ns1.fon.rs
Rname: hostmaster.fon.rs
Serial: 2019082803
Refresh: 21600
Retry: 7200
Expire: 3600000
Minimum-ttl: 86400
MX

fon.rs

mail.fon.bg.ac.rs 300 Pri: 20

Language and encoding

Good result

Language

SR sr language flag

Detected

SR sr language flag

Claimed

Encoding

UTF-8

Claimed

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Fon.rs can be misinterpreted by Google and other search engines. Our service has detected that Serbian is used on the page, and it matches the claimed language. Our system also found out that Fon.rs 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

Fon.rs 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 Serbia. It’s good for Fon.rs that their server is also located in Serbia, 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 Fon. 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:

fon.rs

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