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busline.ic.cz screenshot

Report Summary

  • 98

    Performance

    Renders faster than
    95% of other websites

  • 46

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

busline.ic.cz

IC.cz - tato stránka je nedostupná

Page Load Speed

2 sec in total

First Response

315 ms

Resources Loaded

1.5 sec

Page Rendered

187 ms

busline.ic.cz screenshot

About Website

Welcome to busline.ic.cz homepage info - get ready to check Busline IC best content for Czech Republic right away, or after learning these important things about busline.ic.cz

Visit busline.ic.cz

Key Findings

We analyzed Busline.ic.cz page load time and found that the first response time was 315 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

busline.ic.cz performance score

98

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.1 s

100/100

10%

LCP (Largest Contentful Paint)

Value2.3 s

94/100

25%

SI (Speed Index)

Value3.2 s

92/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.1 s

100/100

10%

Network Requests Diagram

busline.ic.cz

315 ms

Main.css

227 ms

csadload.htm

226 ms

simona.cgi

740 ms

hornicsad-bv.jpg

522 ms

Our browser made a total of 14 requests to load all elements on the main page. We found that 93% of them (13 requests) were addressed to the original Busline.ic.cz, 7% (1 request) were made to Counter.cnw.cz. The less responsive or slowest element that took the longest time to load (740 ms) relates to the external source Counter.cnw.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 38.9 kB (15%)

Content Size

259.6 kB

After Optimization

220.7 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Busline.ic.cz main page is 259.6 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. Only 10% of websites need less resources to load. Images take 237.5 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 16.7 kB

  • Original 20.3 kB
  • After minification 19.6 kB
  • After compression 3.5 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. 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 16.7 kB or 83% of the original size.

Image Optimization

-9%

Potential reduce by 20.9 kB

  • Original 237.5 kB
  • After minification 216.7 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. Busline IC images are well optimized though.

CSS Optimization

-74%

Potential reduce by 1.3 kB

  • Original 1.7 kB
  • After minification 1.4 kB
  • After compression 459 B

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. Busline.ic.cz needs all CSS files to be minified and compressed as it can save up to 1.3 kB or 74% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

13

After Optimization

13

  • AJAX
  • Images
  • CSS

The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Busline IC. According to our analytics all requests are already optimized.

Network Requests Diagram

busline.ic.cz

busline.ic.cz

315 ms

Main.css

Main.css

227 ms

csadload.htm

csadload.htm

226 ms

simona.cgi

simona.cgi

740 ms

hornicsad-bv.jpg

hornicsad-bv.jpg

522 ms

dolnicsad.JPG

dolnicsad.JPG

412 ms

menur.jpg

menur.jpg

281 ms

menul.jpg

menul.jpg

295 ms

menuh.jpg

menuh.jpg

278 ms

menud.jpg

menud.jpg

402 ms

listasm.jpg

listasm.jpg

326 ms

lismenuh.jpg

lismenuh.jpg

327 ms

load.jpg

load.jpg

316 ms

main.jpg

main.jpg

737 ms

Accessibility Review

busline.ic.cz accessibility score

46

Accessibility Issues

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.

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

<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

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

busline.ic.cz best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

busline.ic.cz SEO score

58

Search Engine Optimization Advices

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

Language and Encoding

  • Language Detected

    CS

  • Language Claimed

    CS

  • Encoding

    WINDOWS-1250

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Busline.ic.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it matches the claimed language. Our system also found out that Busline.ic.cz main page’s claimed encoding is windows-1250. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

busline.ic.cz

Open Graph description is not detected on the main page of Busline IC. 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: