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    Performance

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    Accessibility

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    Best Practices

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    SEO

isdef.com

Ассоциация ISDEF - Форум Независимых Разработчиков Программного Обеспечения

Page Load Speed

1.3 sec in total

First Response

95 ms

Resources Loaded

761 ms

Page Rendered

408 ms

isdef.com screenshot

About Website

Welcome to isdef.com homepage info - get ready to check ISDEF best content right away, or after learning these important things about isdef.com

ISDEF - некоммерческое объединение русскоязычных производителей программного обеспечения, призванное представлять и защищать интересы ИТ-бизнесменов и других участников софтверной индустрии.

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Key Findings

We analyzed Isdef.com page load time and found that the first response time was 95 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

isdef.com performance score

0

Network Requests Diagram

index.php

95 ms

jquery.min.js

8 ms

core.js

122 ms

core_ajax.js

106 ms

session.js

62 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 74% of them (31 requests) were addressed to the original Isdef.com, 5% (2 requests) were made to Google-analytics.com and 5% (2 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (241 ms) belongs to the original domain Isdef.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 147.5 kB (24%)

Content Size

615.2 kB

After Optimization

467.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Isdef.com main page is 615.2 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. 40% of websites need less resources to load. Images take 424.1 kB which makes up the majority of the site volume.

HTML Optimization

-65%

Potential reduce by 8.7 kB

  • Original 13.3 kB
  • After minification 12.2 kB
  • After compression 4.6 kB

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 8.7 kB or 65% of the original size.

Image Optimization

-3%

Potential reduce by 13.6 kB

  • Original 424.1 kB
  • After minification 410.4 kB

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. ISDEF images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 98.0 kB

  • Original 145.2 kB
  • After minification 118.2 kB
  • After compression 47.2 kB

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 98.0 kB or 67% of the original size.

CSS Optimization

-84%

Potential reduce by 27.2 kB

  • Original 32.6 kB
  • After minification 26.1 kB
  • After compression 5.4 kB

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. Isdef.com needs all CSS files to be minified and compressed as it can save up to 27.2 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (56%)

Requests Now

39

After Optimization

17

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ISDEF. 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 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

index.php

index.php

95 ms

jquery.min.js

jquery.min.js

8 ms

core.js

core.js

122 ms

core_ajax.js

core_ajax.js

106 ms

session.js

session.js

62 ms

script.js

script.js

77 ms

script.js

script.js

78 ms

core.css

core.css

75 ms

style.css

style.css

89 ms

styles.css

styles.css

103 ms

template_styles.css

template_styles.css

130 ms

header_auth.js

header_auth.js

117 ms

analytics.js

analytics.js

6 ms

collect

collect

12 ms

all.js

all.js

30 ms

widgets.js

widgets.js

94 ms

bg_page1.png

bg_page1.png

33 ms

bg_page_top1.jpg

bg_page_top1.jpg

58 ms

bg_auth_link.png

bg_auth_link.png

47 ms

bg_active_lang.png

bg_active_lang.png

50 ms

9cb0cee0a01cb4c035bf3f4cfa0a0e90.gif

9cb0cee0a01cb4c035bf3f4cfa0a0e90.gif

146 ms

bg_homepage.png

bg_homepage.png

241 ms

bg_more1.png

bg_more1.png

69 ms

tw_newsline.png

tw_newsline.png

94 ms

fb_newsline.png

fb_newsline.png

93 ms

bg_footer.jpg

bg_footer.jpg

93 ms

bg_footer_content.png

bg_footer_content.png

94 ms

bg_input_search_left.png

bg_input_search_left.png

115 ms

bg_input_search.png

bg_input_search.png

116 ms

bg_input_search_submit.png

bg_input_search_submit.png

116 ms

logo_mycommerce.png

logo_mycommerce.png

122 ms

logo_cleverbridge.png

logo_cleverbridge.png

145 ms

logo_avangate.png

logo_avangate.png

225 ms

logo_paypro.png

logo_paypro.png

157 ms

OpenSans-Regular-webfont.woff

OpenSans-Regular-webfont.woff

188 ms

OpenSans-Light-webfont.woff

OpenSans-Light-webfont.woff

194 ms

67 ms

xd_arbiter.php

xd_arbiter.php

37 ms

xd_arbiter.php

xd_arbiter.php

66 ms

timeline.d11f7a3b3287fb94220e8ee6d03cc772.js

timeline.d11f7a3b3287fb94220e8ee6d03cc772.js

121 ms

syndication

syndication

83 ms

668812637204029440

668812637204029440

156 ms

SEO Factors

isdef.com SEO score

0

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    N/A

  • Encoding

    WINDOWS-1251

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Isdef.com 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 Isdef.com main page’s claimed encoding is windows-1251. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

isdef.com

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