Access ronc.ru. ФГБУ «НМИЦ онкологии им. Н.Н. Блохина» Минздрава России

name

value

score

weighting

FCP (First Contentful Paint)

Value5.9 s

4/100

10%

LCP (Largest Contentful Paint)

Value20.7 s

0/100

25%

SI (Speed Index)

Value15.7 s

0/100

10%

TBT (Total Blocking Time)

Value3,720 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.181

67/100

15%

TTI (Time to Interactive)

Value16.3 s

5/100

10%

ronc.ru

2223 ms

system.base.css

286 ms

system.menus.css

288 ms

system.messages.css

289 ms

system.theme.css

290 ms

Our browser made a total of 86 requests to load all elements on the main page. We found that 95% of them (82 requests) were addressed to the original Ronc.ru, 2% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Ronc.ru.

Content Size

5.4 MB

After Optimization

4.4 MB

In fact, the total size of Ronc.ru main page is 5.4 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 4.3 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 119.7 kB

Original 134.2 kB
After minification 114.9 kB
After compression 14.5 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 19.3 kB, which is 14% 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 119.7 kB or 89% of the original size.

Image Optimization

-2%

Potential reduce by 97.9 kB

Original 4.3 MB
After minification 4.2 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. Ronc images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 395.1 kB

Original 543.7 kB
After minification 447.5 kB
After compression 148.6 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 395.1 kB or 73% of the original size.

CSS Optimization

-84%

Potential reduce by 361.0 kB

Original 431.2 kB
After minification 356.7 kB
After compression 70.2 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. Ronc.ru needs all CSS files to be minified and compressed as it can save up to 361.0 kB or 84% of the original size.

Requests Now

After Optimization

The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ronc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 38 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

button, link, and menuitem elements do not have accessible names.

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

Links do not have a discernible name

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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

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

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

RU
Encoding

UTF-8

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

ronc.ru

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

ФГБУ «НМИЦ онкологии им. Н.Н. Блохина» Минздрава России

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

ronc.ru

system.base.css

system.menus.css

system.messages.css

system.theme.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

ronc.ru

system.base.css

system.menus.css

system.messages.css

system.theme.css

views_slideshow.css

aggregator.css

book.css

calendar_multiday.css

calendar_tooltips.css

date.css

datepicker.1.7.css

date_repeat_field.css

field.css

node.css

poll.css

search.css

user.css

video_filter.css

views.css

ckeditor.css

colorbox_style.css

ctools.css

dhtml_menu.css

panels.css

video.css

views_slideshow_cycle.css

layout.css

style.css

colors.css

bootstrap.css

bootstrap.min.css

bootstrap-responsive.css

maintenance-page.css

print.css

bootstrap-responsive.min.css

bootstrap-responsive.css

video-js.css

video-quality-selector.css

jquery.min.js

jquery.once.js

drupal.js

jquery.bt.min.js