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name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

11/100

10%

LCP (Largest Contentful Paint)

Value21.9 s

0/100

25%

SI (Speed Index)

Value8.4 s

19/100

10%

TBT (Total Blocking Time)

Value380 ms

69/100

30%

CLS (Cumulative Layout Shift)

Value0.242

51/100

15%

TTI (Time to Interactive)

Value9.4 s

31/100

10%

dolevka.ru

503 ms

dolevka.ru

1043 ms

all.css

36 ms

select2.css

156 ms

select2-bootstrap.css

306 ms

Our browser made a total of 95 requests to load all elements on the main page. We found that 87% of them (83 requests) were addressed to the original Dolevka.ru, 3% (3 requests) were made to Use.fontawesome.com and 2% (2 requests) were made to Counter.yadro.ru. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Dolevka.ru.

Content Size

6.0 MB

After Optimization

5.8 MB

In fact, the total size of Dolevka.ru main page is 6.0 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 50% of websites need less resources to load. Images take 5.7 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 86.1 kB

Original 98.0 kB
After minification 83.0 kB
After compression 11.9 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 15.0 kB, which is 15% 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 86.1 kB or 88% of the original size.

Image Optimization

-2%

Potential reduce by 88.9 kB

Original 5.7 MB
After minification 5.6 MB

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. Dolevka images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 19.8 kB

Original 182.9 kB
After minification 182.9 kB
After compression 163.0 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 19.8 kB or 11% of the original size.

CSS Optimization

-19%

Potential reduce by 3.8 kB

Original 19.4 kB
After minification 19.4 kB
After compression 15.6 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. Dolevka.ru needs all CSS files to be minified and compressed as it can save up to 3.8 kB or 19% of the original size.

Requests Now

After Optimization

The browser has sent 88 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dolevka. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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 Dolevka.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 Dolevka.ru 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

dolevka.ru

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

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Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

dolevka.ru

dolevka.ru

all.css

select2.css

select2-bootstrap.css

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

dolevka.ru

dolevka.ru

all.css

select2.css

select2-bootstrap.css

main.css

jquery.fancybox-1.3.1.css

img_functions.js

jquery-1.8.1.min.js

jquery.fancybox-1.3.1.pack.js

jquery.easing-1.3.pack.js

select2.min.js

select2_locale_ru.js

swfobject.js

context.js

li.gif

2_1_FFFFFFFF_E0EAF1FF_0_pageviews

bg.png

logo_upn_bg.png

logo_upn.png

logo_dol.png

minupn.png

mindom.png

arendaburg.ico

bgH.png

key1_a.gif

key9.gif

key2.gif

key4.gif

key6.gif

key3.gif

key7.gif

key8.gif

del.png

home.gif

prev.gif

next.gif

end.gif

l_0_2977_2_130238_70.jpg

l_0_3468_2_125655_29.jpg

l_0_3469_2_125610_70.jpg

l_0_3276_2_153424_29.jpg

l_0_3450_2_102006_70.jpg