Access sirius-ru.net. "Сириус" - сайт Т.Н.Микушиной

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

9/100

10%

LCP (Largest Contentful Paint)

Value5.5 s

19/100

25%

SI (Speed Index)

Value9.0 s

14/100

10%

TBT (Total Blocking Time)

Value1,430 ms

15/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value15.4 s

7/100

10%

sirius-ru.net

729 ms

class.css

404 ms

jquery.js

1056 ms

mediaelement-and-player.min.js

632 ms

mediaelementplayer.min.css

420 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 82% of them (56 requests) were addressed to the original Sirius-ru.net, 4% (3 requests) were made to S.ytimg.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Sirius-ru.net.

Content Size

1.8 MB

After Optimization

952.6 kB

In fact, the total size of Sirius-ru.net main page is 1.8 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. 45% of websites need less resources to load. Images take 857.8 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 59.2 kB

Original 70.4 kB
After minification 49.5 kB
After compression 11.1 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 20.9 kB, which is 30% 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 59.2 kB or 84% of the original size.

Image Optimization

-13%

Potential reduce by 113.7 kB

Original 857.8 kB
After minification 744.1 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. Obviously, Sirius Ru needs image optimization as it can save up to 113.7 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-73%

Potential reduce by 419.0 kB

Original 570.8 kB
After minification 446.3 kB
After compression 151.8 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 419.0 kB or 73% of the original size.

CSS Optimization

-84%

Potential reduce by 232.0 kB

Original 277.6 kB
After minification 274.0 kB
After compression 45.6 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. Sirius-ru.net needs all CSS files to be minified and compressed as it can save up to 232.0 kB or 84% of the original size.

Requests Now

After Optimization

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sirius Ru. 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 as a result speed up the page load time.

Accessibility Issues

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 the interpretation of your content by users in different locales.

High

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

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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 Sirius-ru.net 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 Sirius-ru.net 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

sirius-ru.net

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

"Сириус" - сайт Т.Н.Микушиной

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

sirius-ru.net

class.css

jquery.js

mediaelement-and-player.min.js

mediaelementplayer.min.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

sirius-ru.net

class.css

jquery.js

mediaelement-and-player.min.js

mediaelementplayer.min.css

top_menu.js

l_menu.js

statistic.js

top100.cnt

sirius-ru.net

logosirius.jpg

blank.gif

youtube.png

b.png

f.png

twitter_icon_2.png

baner_knigi_mickushina.jpg

baner_s-centers.jpg

baner_id_new2.jpg

baner_dpz.jpg

EnglishFlag3.gif

flagbolgaria.gif

latvia.gif

Liet.gif

arm.jpg

flag_swed.jpg

germany-flag.gif

flag_harv.jpg

flag_italii.gif

turkey_flag.gif

flag_ukr.jpg

flag_fran.jpg

portug_flag.jpg

isp.gif

romania.gif

flag_cheh.jpg

greece-nf.gif

flaga.gif

flag_china.gif

china.jpg

arab_flag.jpg

arab.jpg

afina.png