Access krasiris.ru. Международный офтальмологический центр "Ирис", ведущая глазная клиника Красноярска, современнейший г...

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

62/100

10%

LCP (Largest Contentful Paint)

Value11.5 s

0/100

25%

SI (Speed Index)

Value7.3 s

29/100

10%

TBT (Total Blocking Time)

Value430 ms

65/100

30%

CLS (Cumulative Layout Shift)

Value0.009

100/100

15%

TTI (Time to Interactive)

Value9.2 s

32/100

10%

krasiris.ru

556 ms

krasiris.ru

717 ms

krasiris.ru

218 ms

ui.design-tokens.min.css

361 ms

ui.font.opensans.min.css

392 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 94% of them (65 requests) were addressed to the original Krasiris.ru, 3% (2 requests) were made to Oss.maxcdn.com and 1% (1 request) were made to Bitrix.info. The less responsive or slowest element that took the longest time to load (2 sec) relates to the external source Oss.maxcdn.com.

Content Size

3.6 MB

After Optimization

3.4 MB

In fact, the total size of Krasiris.ru main page is 3.6 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. 65% of websites need less resources to load. Images take 2.9 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 119.4 kB

Original 145.1 kB
After minification 113.0 kB
After compression 25.7 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 32.1 kB, which is 22% 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 119.4 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 3.9 kB

Original 2.9 MB
After minification 2.9 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. Krasiris images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 1.9 kB

Original 446.1 kB
After minification 446.1 kB
After compression 444.2 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

-8%

Potential reduce by 6.6 kB

Original 84.2 kB
After minification 84.2 kB
After compression 77.6 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. Krasiris.ru has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Krasiris. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 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 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

Links do not have a discernible name

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

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

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

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

RU
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Krasiris.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 Krasiris.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

krasiris.ru

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

Международный офтальмологический центр "Ирис", ведущая глазная клиника Красноярска, современнейший глазной центр в мире.

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

krasiris.ru

krasiris.ru

krasiris.ru

ui.design-tokens.min.css

ui.font.opensans.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

krasiris.ru

krasiris.ru

krasiris.ru

ui.design-tokens.min.css

ui.font.opensans.min.css

main.popup.bundle.min.css

page_81bbec7f27c7c00553cf047f9757c1b5_v1.css

template_5a23ce777baa2257001f6f1712d524d0_v1.css

logo.png

eye.svg

core.min.js

kernel_main_v1.js

dexie3.bundle.min.js

core_ls.min.js

core_frame_cache.min.js

main.popup.bundle.min.js

jquery-1.12.4.min.js

template_1524960d971bd4cec51915c7e658a36d_v1.js

html5shiv.min.js

respond.min.js

user_consent.js

user_consent.js

user_consent.js

user_consent.js

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