Access samarskii.ru. Home - Самарский Александр Андреевич

Report Summary

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

70/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

50/100

25%

SI (Speed Index)

Value3.6 s

86/100

10%

TBT (Total Blocking Time)

Value90 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.5 s

92/100

10%

577 ms

mod_accordeonck_css.php

124 ms

template.css

241 ms

mootools-core.js

463 ms

core.js

350 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 94% of them (34 requests) were addressed to the original Samarskii.ru, 3% (1 request) were made to Ajax.googleapis.com and 3% (1 request) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Mc.yandex.ru.

Content Size

744.9 kB

After Optimization

718.7 kB

In fact, the total size of Samarskii.ru main page is 744.9 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. 30% of websites need less resources to load. Images take 506.4 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 16.9 kB

Original 22.4 kB
After minification 20.0 kB
After compression 5.4 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 2.4 kB, which is 11% 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 16.9 kB or 76% of the original size.

Image Optimization

-0%

Potential reduce by 1.9 kB

Original 506.4 kB
After minification 504.5 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. Samarskii images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 5.2 kB

Original 210.5 kB
After minification 210.3 kB
After compression 205.3 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. This website has mostly compressed JavaScripts.

CSS Optimization

-40%

Potential reduce by 2.3 kB

Original 5.6 kB
After minification 5.2 kB
After compression 3.4 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. Samarskii.ru needs all CSS files to be minified and compressed as it can save up to 2.3 kB or 40% of the original size.

Requests Now

After Optimization

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Samarskii. 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 6 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

Form elements do not have associated labels

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

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

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

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

High

Links are not crawlable

Language and Encoding

Language Detected

EN
Language Claimed

EN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Samarskii.ru can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Samarskii.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

samarskii.ru

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

Home - Самарский Александр Андреевич

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)