Access rostov.rusavtobus.ru. Маршруты городского транспорта Ростова-на-Дону: автобусы, троллейбусы, трамваи, маршрутки, метро, эл...

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

20/100

10%

LCP (Largest Contentful Paint)

Value17.0 s

0/100

25%

SI (Speed Index)

Value16.4 s

0/100

10%

TBT (Total Blocking Time)

Value4,350 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.264

47/100

15%

TTI (Time to Interactive)

Value35.3 s

0/100

10%

rostov.rusavtobus.ru

492 ms

adaptive_ui_3.css

476 ms

jquery.ui.selectmenu.css

470 ms

jquery-ui-1.8.14.custom.css

471 ms

jquery-1.6.1.min.js

582 ms

Our browser made a total of 136 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Rostov.rusavtobus.ru, 35% (48 requests) were made to St6-21.vk.com and 34% (46 requests) were made to Adresource.rusavtobus.ru. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source St6-21.vk.com.

Content Size

3.6 MB

After Optimization

2.8 MB

In fact, the total size of Rostov.rusavtobus.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. Javascripts take 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 344.9 kB

Original 414.5 kB
After minification 409.9 kB
After compression 69.6 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 344.9 kB or 83% of the original size.

Image Optimization

-14%

Potential reduce by 35.3 kB

Original 247.2 kB
After minification 211.9 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. Obviously, Rostov Rusavtobus needs image optimization as it can save up to 35.3 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-14%

Potential reduce by 321.9 kB

Original 2.4 MB
After minification 2.4 MB
After compression 2.0 MB

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 321.9 kB or 14% of the original size.

CSS Optimization

-14%

Potential reduce by 77.0 kB

Original 542.9 kB
After minification 542.9 kB
After compression 465.8 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. Rostov.rusavtobus.ru needs all CSS files to be minified and compressed as it can save up to 77.0 kB or 14% of the original size.

Requests Now

129

After Optimization

The browser has sent 129 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rostov Rusavtobus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 66 to 1 for JavaScripts and from 17 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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

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

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

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 Rostov.rusavtobus.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 Rostov.rusavtobus.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

rostov.rusavtobus.ru

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

Маршруты городского транспорта Ростова-на-Дону: автобусы, троллейбусы, трамваи, маршрутки, метро, электрички. Карта общественного транспорта, включая ...

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

rostov.rusavtobus.ru

adaptive_ui_3.css

jquery.ui.selectmenu.css

jquery-ui-1.8.14.custom.css

jquery-1.6.1.min.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

rostov.rusavtobus.ru

adaptive_ui_3.css

jquery.ui.selectmenu.css

jquery-ui-1.8.14.custom.css

jquery-1.6.1.min.js

key_rostov_newyakey.js

js

jquery.xdomainajax_ru.js

mapslib.js

const_rostov.js

const_ru.js

searchInterface_7.js

search.js

jquery-ui-1.8.14.custom.min.js

jquery.ui.selectmenu.js

jquery.autocomplete.js

md5.js

login_presentation.js

login_controller.js

new_ui_2.js

radiostyle.js

transports.js

objects.js

myroutes.js

city.js

context.js

es5-shims.min.js

share.js

dojo.js

index.xml

full-15cf9342a85994c7405c3a6050d4cde400f7c7c7.js

logo_new.gif

flag_en.gif

arrow.png

obj.gif

revers.gif

renew.gif

previous.gif

search.gif

rus.gif

bel.gif

ukr.gif

kzt.gif