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Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

referat7.ru

Топ-10 компаний по написанию студенческих работ

Page Load Speed

5.8 sec in total

First Response

1.3 sec

Resources Loaded

3.5 sec

Page Rendered

1 sec

referat7.ru screenshot

About Website

Welcome to referat7.ru homepage info - get ready to check Referat 7 best content for Russia right away, or after learning these important things about referat7.ru

Новый бесплатный банк рефератов, курсовых и контрольных работ, чертежей и отчётов, дипломов и диссертаций, сочинений и учебников!

Visit referat7.ru

Key Findings

We analyzed Referat7.ru page load time and found that the first response time was 1.3 sec and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

referat7.ru performance score

0

Network Requests Diagram

referat7.ru

1311 ms

style.css

552 ms

jquery-1.7.1.min.js

779 ms

jquery.tooltip.js

393 ms

jquery.autocomplete.js

394 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 44% of them (21 requests) were addressed to the original Referat7.ru, 13% (6 requests) were made to Pagead2.googlesyndication.com and 8% (4 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Referat7.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 534.5 kB (66%)

Content Size

810.6 kB

After Optimization

276.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Referat7.ru main page is 810.6 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. 35% of websites need less resources to load. Javascripts take 586.3 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 149.6 kB

  • Original 176.4 kB
  • After minification 152.4 kB
  • After compression 26.8 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. This page needs HTML code to be minified as it can gain 24.0 kB, which is 14% 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 149.6 kB or 85% of the original size.

Image Optimization

-9%

Potential reduce by 1.7 kB

  • Original 20.2 kB
  • After minification 18.5 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. Referat 7 images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 359.6 kB

  • Original 586.3 kB
  • After minification 561.4 kB
  • After compression 226.7 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 359.6 kB or 61% of the original size.

CSS Optimization

-85%

Potential reduce by 23.6 kB

  • Original 27.7 kB
  • After minification 22.3 kB
  • After compression 4.1 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. Referat7.ru needs all CSS files to be minified and compressed as it can save up to 23.6 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (62%)

Requests Now

42

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Referat 7. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

referat7.ru

referat7.ru

1311 ms

style.css

style.css

552 ms

jquery-1.7.1.min.js

jquery-1.7.1.min.js

779 ms

jquery.tooltip.js

jquery.tooltip.js

393 ms

jquery.autocomplete.js

jquery.autocomplete.js

394 ms

news.js

news.js

274 ms

jquery-ui-1.7.2.custom.min.js

jquery-ui-1.7.2.custom.min.js

1223 ms

start.js

start.js

651 ms

jquery-1.5.2.min.js

jquery-1.5.2.min.js

918 ms

jquery.jscroll.js

jquery.jscroll.js

676 ms

test.js

test.js

856 ms

share.js

share.js

14 ms

adsbygoogle.js

adsbygoogle.js

5 ms

ref_rf.gif

ref_rf.gif

733 ms

arch_news.gif

arch_news.gif

183 ms

rss.gif

rss.gif

181 ms

line.gif

line.gif

182 ms

icon_12.png

icon_12.png

179 ms

lineee.png

lineee.png

168 ms

glass.png

glass.png

167 ms

logo.png

logo.png

236 ms

bg.gif

bg.gif

231 ms

vert_menu.png

vert_menu.png

233 ms

ca-pub-6299064320235339.js

ca-pub-6299064320235339.js

58 ms

zrt_lookup.html

zrt_lookup.html

50 ms

show_ads_impl.js

show_ads_impl.js

61 ms

context.js

context.js

238 ms

ads

ads

189 ms

osd.js

osd.js

4 ms

context_static_r1065.js

context_static_r1065.js

337 ms

m_js_controller.js

m_js_controller.js

35 ms

abg.js

abg.js

53 ms

favicon

favicon

67 ms

googlelogo_color_112x36dp.png

googlelogo_color_112x36dp.png

62 ms

nessie_icon_tiamat_white.png

nessie_icon_tiamat_white.png

31 ms

s

s

17 ms

x_button_blue2.png

x_button_blue2.png

14 ms

E4WYPs_lNJIuXrWpTsOcc3FIG36RfI0ERc0srw5QW9Y.js

E4WYPs_lNJIuXrWpTsOcc3FIG36RfI0ERc0srw5QW9Y.js

6 ms

68974

68974

114 ms

watch.js

watch.js

181 ms

main_rubrics.png

main_rubrics.png

141 ms

watch.js

watch.js

472 ms

hit

hit

267 ms

b-share-icon.png

b-share-icon.png

8 ms

hit

hit

155 ms

advert.gif

advert.gif

90 ms

1

1

91 ms

activeview

activeview

20 ms

SEO Factors

referat7.ru SEO score

0

Language and Encoding

  • Language Detected

    RU

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Referat7.ru 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 Referat7.ru 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.

Social Sharing Optimization

referat7.ru

Open Graph description is not detected on the main page of Referat 7. 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: