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oskolkovsergei.com

307 ms

style.css

98 ms

css_browser_selector.js

190 ms

navigation.css

191 ms

jquery.min.js

297 ms

Our browser made a total of 87 requests to load all elements on the main page. We found that 93% of them (81 requests) were addressed to the original Oskolkovsergei.com, 3% (3 requests) were made to Fonts.googleapis.com and 2% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Oskolkovsergei.com.

Content Size

745.2 kB

After Optimization

475.5 kB

In fact, the total size of Oskolkovsergei.com main page is 745.2 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. 35% of websites need less resources to load. Images take 413.6 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 30.5 kB

Original 39.1 kB
After minification 38.7 kB
After compression 8.6 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 30.5 kB or 78% of the original size.

Image Optimization

-8%

Potential reduce by 31.7 kB

Original 413.6 kB
After minification 381.9 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. Oskolkovsergei images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 168.5 kB

Original 244.2 kB
After minification 242.4 kB
After compression 75.7 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 168.5 kB or 69% of the original size.

CSS Optimization

-81%

Potential reduce by 39.0 kB

Original 48.3 kB
After minification 41.3 kB
After compression 9.3 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. Oskolkovsergei.com needs all CSS files to be minified and compressed as it can save up to 39.0 kB or 81% of the original size.

Requests Now

After Optimization

The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Oskolkovsergei. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 36 to 1 for CSS and as a result speed up the page load time.

Language and Encoding

Language Detected

Language Claimed

Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Oskolkovsergei.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Russian language. Our system also found out that Oskolkovsergei.com 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

oskolkovsergei.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Oskolkovsergei.com

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Network Requests Diagram

oskolkovsergei.com

style.css

css_browser_selector.js

navigation.css

jquery.min.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

SEO Factors

Language and Encoding

Language Detected

Language Claimed

Encoding

Social Sharing Optimization

Report Summary

Performance

Accessibility

Best Practices

SEO

Oskolkovsergei.com

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Network Requests Diagram

oskolkovsergei.com

style.css

css_browser_selector.js

navigation.css

jquery.min.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

oskolkovsergei.com

style.css

css_browser_selector.js

navigation.css

jquery.min.js

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