Analyze Курсы для IT-специалистов в ИТМО в Санкт-Петербурге

Подготовка IT-специалистов в Санкт-Петербурге от ИТМО. Курсы по информационным технологиям и программированию для новичков. Повышение квалификации для опытных специалистов в сфере IT.

Page load speed analysis

  • 52/100

    Normal result
  • 6

    Successful tests
  • 2

    Failed tests
  • First response

    517 ms

  • Resources loaded

    21.2 sec

  • Page rendered

    344 ms

  • Total page load time

    22.1 sec

Visit now to see the best up-to-date Itcenter Ifmo content for Russia and also check out these interesting facts you probably never knew about

We analyzed page load time and found that the first response time was 517 ms and then it took 21.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Page optimization

  • HTML 46.3 kB
    Images 140.4 kB
    Javascripts 467.9 kB
    CSS 68.1 kB

    In fact, the total size of main page is 722.8 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. 45% of websites need less resources to load. Javascripts take 467.9 kB which makes up the majority of the site volume.

    • Original 46.3 kB
    • After minification 41.7 kB
    • After compression 9.5 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. 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 36.9 kB or 80% of the original size.

    • Original 140.4 kB
    • After optimization 129.5 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. Itcenter Ifmo images are well optimized though.

    • Original 467.9 kB
    • After minification 384.3 kB
    • After compression 131.5 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 336.4 kB or 72% of the original size.

    • Original 68.1 kB
    • After minification 58.6 kB
    • After compression 13.0 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 55.1 kB or 81% of the original size.

Network requests diagram

  • highslide.min.css
  • highslide.packed.js
  • flowplayer-3.2.9.min.js
  • calendar.css
  • ru.js
  • cookie.js
  • widgets.js
  • calendar.packed.js
  • feedback.factory.min.js
  • styles.css
  • date.js
  • openapi.js
  • openapi.js
  • top100.jcn
  • 3_1_FFFFFFFF_EFEFEFFF_0_pageviews
  • banner-88x31-rambler-gray2.gif
  • bg2.jpg
  • bg1.jpg
  • spacer.gif
  • b1_bot.gif
  • b2_bot.gif
  • b3_bot.gif
  • b4_bot.gif
  • b5_bot.gif
  • b6_bot.gif
  • 382131203_6.jpg
  • 382129603_6.jpg
  • 382147803_6.jpg
  • 382150803_6.jpg
  • 382152403_6.jpg
  • 382128203_6.jpg
  • 382154203_6.jpg
  • %D0%9A%D0%B0%D1%84%D0%B5%D0%B4%D1%80%D0%B0_%D0%BF%D1%80%D0%BE%D0%B3%D1%80%D0%B0%D0%BC%D0%BC%D0%BD%D1%8B%D1%85_%D1%81%D0%B8%D1%81%D1%82%D0%B5%D0%BC__%D0%B8%D1%82%D0%BC%D0%BE__%D0%B2%D0%B5%D1%80%D1%82__%D0%BB%D0%BE%D0%B3%D0%BE__%D0%B0%D0%BD%D0%B3%D0%BB.png
  • j0422788.jpg
  • 55.jpg
  • cisco.gif
  • logo2.jpg
  • logo3.jpg
  • logo5.jpg
  • oracle.gif
  • mnu_line.gif
  • logo.png
  • top2.jpg
  • top1.jpg
  • search_bg.jpg
  • sfield.gif
  • search.gif
  • b1_bg.gif
  • b1_top.gif
  • b2_bg.gif
  • b2_top.gif
  • b3_bg.gif
  • upload.gif
  • widget_community.php
  • watch.js
  • top100.scn
  • b3_top.gif
  • b4_bg.gif
  • b4_top.gif
  • b5_bg.gif
  • b5_top.gif
  • b6_bg.gif
  • hit
  • simple_loader.js
  • loader.js
  • b6_top.gif
  • h1.gif
  • corner2.gif
  • zoomin.cur
  • news.jpg
  • corner.gif
  • scheme.jpg
  • hit
  • loader_nav19239_3.js
  • lite.css
  • lite.js
  • lang3_0.js
  • widget_community.css
  • xdm.js
  • al_community.js
  • mega.jpg
  • zoomin.cur
  • api.js
  • a40adde80639b19a54402077d26b4b21.js
  • bootstrap.min.js
  • e_de0c3a8b.jpg
  • fWJBCirj96s.jpg
  • Zw0q1-HYtYA.jpg
  • sXA9EbpbABs.jpg
  • 4XydPmCr-TU.jpg
  • e_aefb0f7e.jpg
  • 9ddMZJ9tTKE.jpg
  • xuF92_HpYwA.jpg
  • tL_5rHh4j50.jpg
  • h0u6GJA3Fj8.jpg
  • wor-1APWATk.jpg
  • eVmy_9i5ySA.jpg
  • U_SSt-6F4f4.jpg
  • camera_50.png
  • w_logo.png
  • bootstrap.min.js
  • counter
  • hosts-3.js
  • j0422788.jpg
  • jquery-1.7.2.min.js
  • zoomout.cur

Our browser made a total of 109 requests to load all elements on the main page. We found that 61% of them (66 requests) were addressed to the original, 11% (12 requests) were made to and 6% (6 requests) were made to The less responsive or slowest element that took the longest time to load (20 sec) relates to the external source

Additional info on


The browser has sent 104 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Itcenter Ifmo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.











Possible request optimization













Normal result

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 7200

Language and encoding

Normal result


RU ru language flag


N/A  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 Russian 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 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 78.7% of all visits is Russia. It’s good for that their server is also located in Russia, 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 Itcenter Ifmo. 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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