Tools & Wizards About Us
rettsyndrome.ru screenshot

Report Summary

  • 28

    Performance

    Renders faster than
    47% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

rettsyndrome.ru

Радуга - Лечебно-диагностический центр в Санкт-Петербурге

Page Load Speed

6.8 sec in total

First Response

580 ms

Resources Loaded

5.7 sec

Page Rendered

503 ms

rettsyndrome.ru screenshot

About Website

Click here to check amazing Rettsyndrome content for Russia. Otherwise, check out these important facts you probably never knew about rettsyndrome.ru

Лечебно-диагностический центр “Радуга” - качественная диагностика и лечение пациентов по доступным ценам в Санкт-Петербурге. Записывайтесь на прием к врачам высшей категории с большим опытом работы!

Visit rettsyndrome.ru

Key Findings

We analyzed Rettsyndrome.ru page load time and found that the first response time was 580 ms and then it took 6.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

rettsyndrome.ru performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

11/100

10%

LCP (Largest Contentful Paint)

Value4.9 s

29/100

25%

SI (Speed Index)

Value9.3 s

13/100

10%

TBT (Total Blocking Time)

Value1,980 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value15.2 s

7/100

10%

Network Requests Diagram

rettsyndrome.ru

580 ms

radugaclinic.ru

1087 ms

jquery.min.js

294 ms

bootstrap.min.js

418 ms

jquery.form.min.js

426 ms

Our browser made a total of 54 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Rettsyndrome.ru, 67% (36 requests) were made to Radugaclinic.ru and 9% (5 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2.2 sec) relates to the external source Radugaclinic.ru.

Page Optimization Overview & Recommendations

Page size can be reduced by 91.4 kB (10%)

Content Size

871.6 kB

After Optimization

780.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rettsyndrome.ru main page is 871.6 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. 50% of websites need less resources to load. Images take 343.3 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 88.7 kB

  • Original 110.8 kB
  • After minification 110.6 kB
  • After compression 22.1 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 88.7 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 995 B

  • Original 343.3 kB
  • After minification 342.3 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. Rettsyndrome images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 1.6 kB

  • Original 331.2 kB
  • After minification 331.2 kB
  • After compression 329.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 183 B

  • Original 86.3 kB
  • After minification 86.3 kB
  • After compression 86.2 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. Rettsyndrome.ru has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 29 (63%)

Requests Now

46

After Optimization

17

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rettsyndrome. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

rettsyndrome.ru

rettsyndrome.ru

580 ms

radugaclinic.ru

radugaclinic.ru

1087 ms

jquery.min.js

jquery.min.js

294 ms

bootstrap.min.js

bootstrap.min.js

418 ms

jquery.form.min.js

jquery.form.min.js

426 ms

autoptimize_7b3dcfcd9dfc5c8a4d3297c87c12abc7.css

autoptimize_7b3dcfcd9dfc5c8a4d3297c87c12abc7.css

576 ms

autoptimize_a8c4565337d0688d8dc33de84df1886e.css

autoptimize_a8c4565337d0688d8dc33de84df1886e.css

429 ms

autoptimize_single_4e93d3202ca3fd332a41dbb041f8076f.css

autoptimize_single_4e93d3202ca3fd332a41dbb041f8076f.css

432 ms

dashicons.min.css

dashicons.min.css

440 ms

css

css

30 ms

jquery.min.js

jquery.min.js

703 ms

jquery-migrate.min.js

jquery-migrate.min.js

567 ms

app.js

app.js

573 ms

n2.min.js

n2.min.js

598 ms

smartslider-frontend.min.js

smartslider-frontend.min.js

599 ms

ss-simple.min.js

ss-simple.min.js

742 ms

w-arrow-image.min.js

w-arrow-image.min.js

743 ms

w-bullet.min.js

w-bullet.min.js

746 ms

radugaclinic.ru

radugaclinic.ru

2164 ms

radugaclinic.ru

radugaclinic.ru

2167 ms

radugaclinic.ru

radugaclinic.ru

2166 ms

823 ms

jquery.jcarousel.min.js

jquery.jcarousel.min.js

871 ms

jquery.inputmask.js

jquery.inputmask.js

1007 ms

main.js

main.js

869 ms

lazysizes.min.js

lazysizes.min.js

1015 ms

jquery.fancybox.js

jquery.fancybox.js

1161 ms

hoverIntent.min.js

hoverIntent.min.js

1149 ms

maxmegamenu.js

maxmegamenu.js

1157 ms

wp-embed.min.js

wp-embed.min.js

1291 ms

css

css

77 ms

css

css

37 ms

analytics.js

analytics.js

80 ms

slide-1.jpg

slide-1.jpg

733 ms

slide-2.jpg

slide-2.jpg

734 ms

slide-3.jpg

slide-3.jpg

867 ms

slide-4.jpg

slide-4.jpg

1601 ms

slide-5.jpg

slide-5.jpg

878 ms

tag.js

tag.js

927 ms

icon-search.png

icon-search.png

983 ms

iJWZBXyIfDnIV5PNhY1KTN7Z-Yh-B4iFU0Uz.woff

iJWZBXyIfDnIV5PNhY1KTN7Z-Yh-B4iFU0Uz.woff

43 ms

iJWZBXyIfDnIV5PNhY1KTN7Z-Yh-WYiFU0Uz.woff

iJWZBXyIfDnIV5PNhY1KTN7Z-Yh-WYiFU0Uz.woff

128 ms

iJWZBXyIfDnIV5PNhY1KTN7Z-Yh-4I-FU0Uz.woff

iJWZBXyIfDnIV5PNhY1KTN7Z-Yh-4I-FU0Uz.woff

86 ms

wARDj0u

wARDj0u

31 ms

KFOmCnqEu92Fr1Mu4mxM.woff

KFOmCnqEu92Fr1Mu4mxM.woff

86 ms

KFOlCnqEu92Fr1MmSU5fBBc-.woff

KFOlCnqEu92Fr1MmSU5fBBc-.woff

94 ms

collect

collect

43 ms

js

js

89 ms

full-e375679eab0e00a5e81ddbb027f673d8841bde2c.js

full-e375679eab0e00a5e81ddbb027f673d8841bde2c.js

1776 ms

1

1

134 ms

logo.svg

logo.svg

146 ms

banner-close.png

banner-close.png

140 ms

advert.gif

advert.gif

206 ms

banner-icon.png

banner-icon.png

144 ms

Accessibility Review

rettsyndrome.ru accessibility score

68

Accessibility Issues

Names and labels

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.

Impact

Issue

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

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

Best Practices

rettsyndrome.ru best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

rettsyndrome.ru SEO score

84

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Mobile Friendly

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/).

Impact

Issue

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 Rettsyndrome.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 Rettsyndrome.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

rettsyndrome.ru

Open Graph data is detected on the main page of Rettsyndrome. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: