Analyze JeftinaStruja

Jeftina struja zaštitni je znak tvrtke GEN-I Hrvatska, opskrbljivača i međunarodnog trgovca električnom energijom. Uvijek povoljne cijene električne energije. Bez troškova promjene i bez ugovorne obve...

Page load speed analysis

  • 65/100

    Normal result
  • 6

    Successful tests
  • 2

    Failed tests
  • First response

    458 ms

  • Resources loaded

    2.7 sec

  • Page rendered

    191 ms

  • Total page load time

    3.4 sec

Click here to check amazing Jeftina Struja content for Croatia. Otherwise, check out these important facts you probably never knew about

We analyzed page load time and found that the first response time was 458 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Page optimization

  • HTML 29.0 kB
    Images 56.6 kB
    Javascripts 405.7 kB
    CSS 45.3 kB

    In fact, the total size of main page is 536.7 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. 25% of websites need less resources to load. Javascripts take 405.7 kB which makes up the majority of the site volume.

    • Original 29.0 kB
    • After minification 21.2 kB
    • After compression 6.0 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 7.8 kB, which is 27% 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 23.0 kB or 79% of the original size.

    • Original 56.6 kB
    • After optimization 42.9 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, Jeftina Struja needs image optimization as it can save up to 13.8 kB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

    • Original 405.7 kB
    • After minification 378.4 kB
    • After compression 113.2 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 292.5 kB or 72% of the original size.

    • Original 45.3 kB
    • After minification 35.5 kB
    • After compression 7.1 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 38.3 kB or 84% of the original size.

Network requests diagram

  • modernizr-1.6.min.js
  • reset.css
  • Site.css
  • jquery-1.4.4.min.js
  • MicrosoftAjax.js
  • MicrosoftMvcAjax.js
  • jquery.validate.min.js
  • jquery.validate.unobtrusive.min.js
  • jquery.maskedinput.js
  • jquery.unobtrusive-ajax.min.js
  • conditional-validation.js
  • geni.js
  • jquery.qtip-1.0.0-rc3.min.js
  • jquery.cycle.all.min.js
  • conversion.js
  • c7e348a8-70c0-4efc-94ee-24e05a4dd936
  • e5c4a419-0f80-4e6d-a98e-e770cbcc6427
  • bigbg.png
  • buttonsearch.png
  • menuBg.png
  • rss.png
  • icon_facebook.png
  • icon_twitter.png
  • icon_youtube.png
  • cnthbg.png
  • innbg.png
  • inn3bg.png
  • qcalculator.png
  • txtBackground.png
  • arrowWhiteRight.png
  • inn3bg.png
  • callcenter.png
  • arrow-li.png
  • ga.js
  • bannerPagerBulletCurrent.png
  • bannerPagerBullet.png
  • __utm.gif
  • print.css

Our browser made a total of 42 requests to load all elements on the main page. We found that 83% of them (35 requests) were addressed to the original, 5% (2 requests) were made to and 5% (2 requests) were made to The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain

Additional info on


The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jeftina Struja. 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: 34
Refresh: 900
Retry: 600
Expire: 86400
Minimum-ttl: 3600
MX 3600 Pri: 10

Language and encoding

Normal result


HR hr language flag


SL sl 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 Croatian is used on the page, and it does not match the claimed Slovenian language. 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 Croatia. It lies approximately 1130 miles away from the server location (Ireland) and such a distance cannot critically affect website speed, but moving the server closer to their user base in Croatia can speed up page load time anyway.

Normal result

Poor result

Social Sharing Optimization

Open Graph description is not detected on the main page of Jeftina Struja. 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:

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