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

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

42/100

25%

SI (Speed Index)

Value5.3 s

58/100

10%

TBT (Total Blocking Time)

Value220 ms

87/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.7 s

56/100

10%

sirius-ru.net

196 ms

sirius-ru.net

404 ms

class.css

97 ms

flags.css

267 ms

jquery.js

456 ms

Our browser made a total of 83 requests to load all elements on the main page. We found that 70% of them (58 requests) were addressed to the original Sirius-ru.net, 13% (11 requests) were made to Youtube.com and 4% (3 requests) were made to Jnn-pa.googleapis.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Sirius-ru.net.

Content Size

1.8 MB

After Optimization

1.4 MB

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. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 885.4 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 70.2 kB

Original 79.0 kB
After minification 37.9 kB
After compression 8.8 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 41.1 kB, which is 52% 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 70.2 kB or 89% of the original size.

Image Optimization

-2%

Potential reduce by 14.9 kB

Original 885.4 kB
After minification 870.4 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. Sirius Ru images are well optimized though.

JavaScript Optimization

-45%

Potential reduce by 322.5 kB

Original 714.9 kB
After minification 585.9 kB
After compression 392.4 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 322.5 kB or 45% of the original size.

CSS Optimization

-25%

Potential reduce by 42.5 kB

Original 166.7 kB
After minification 161.8 kB
After compression 124.2 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 42.5 kB or 25% of the original size.

Requests Now

After Optimization

The browser has sent 77 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 17 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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

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 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

High

Browser errors were logged to the console

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

sirius-ru.net

class.css

flags.css

jquery.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

sirius-ru.net

sirius-ru.net

class.css

flags.css

jquery.js

mediaelement-and-player.min.js

mediaelementplayer.min.css

top_menu.js

l_menu.js

down.js

player3.js

mp3-player-button.css

soundmanager2-nodebug-jsmin.js

mp3-player-button.js

top100.cnt

logosirius.jpg

blank.gif

youtube.png

baner_posl-book.jpg

baner_id_new2.jpg

baner_university.jpg

baner_klassi.jpg

baner_s-centers.jpg

baner_chitay-corod.jpg

EnglishFlag3.gif

flagbolgaria.gif

latvia.gif

Liet.gif

flag_swed.jpg

finland.jpg

germany-flag.gif

flag_nederland.jpg

grusia.jpg

grusia_text.jpg

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