Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 55

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    34% of websites

  • 69

    SEO

    Google-friendlier than
    37% of websites

bialystokonline.pl

Białystok Online - Portal Miejski Białystok (Bialystok)

Page Load Speed

11.4 sec in total

First Response

369 ms

Resources Loaded

7.8 sec

Page Rendered

3.3 sec

bialystokonline.pl screenshot

About Website

Welcome to bialystokonline.pl homepage info - get ready to check Bialystok Online best content for Poland right away, or after learning these important things about bialystokonline.pl

Białystok Online - Portal Miejski Białystok (Bialystok). Najpełniejsze i najbardziej aktualne źródło informacji o Białymstoku. Aktualne informacje, Rozrywka, Biznes, Motoryzacja, Dom i Mieszkanie, Nau...

Visit bialystokonline.pl

Key Findings

We analyzed Bialystokonline.pl page load time and found that the first response time was 369 ms and then it took 11.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

bialystokonline.pl performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

44/100

10%

LCP (Largest Contentful Paint)

Value10.8 s

0/100

25%

SI (Speed Index)

Value8.3 s

20/100

10%

TBT (Total Blocking Time)

Value800 ms

36/100

30%

CLS (Cumulative Layout Shift)

Value0.011

100/100

15%

TTI (Time to Interactive)

Value12.4 s

15/100

10%

Network Requests Diagram

bialystokonline.pl

369 ms

www.bialystokonline.pl

4614 ms

style.css

261 ms

slider.css

278 ms

call.css

246 ms

Our browser made a total of 110 requests to load all elements on the main page. We found that 92% of them (101 requests) were addressed to the original Bialystokonline.pl, 5% (6 requests) were made to Ogloszenia.bialystokonline.pl and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (4.6 sec) belongs to the original domain Bialystokonline.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 348.0 kB (29%)

Content Size

1.2 MB

After Optimization

850.6 kB

In fact, the total size of Bialystokonline.pl main page is 1.2 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. 45% of websites need less resources to load. Images take 784.7 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 85.5 kB

  • Original 107.8 kB
  • After minification 96.6 kB
  • After compression 22.3 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 85.5 kB or 79% of the original size.

Image Optimization

-4%

Potential reduce by 27.8 kB

  • Original 784.7 kB
  • After minification 756.8 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. Bialystok Online images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 117.8 kB

  • Original 169.1 kB
  • After minification 129.2 kB
  • After compression 51.3 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 117.8 kB or 70% of the original size.

CSS Optimization

-85%

Potential reduce by 116.8 kB

  • Original 137.1 kB
  • After minification 104.3 kB
  • After compression 20.3 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. Bialystokonline.pl needs all CSS files to be minified and compressed as it can save up to 116.8 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 52 (49%)

Requests Now

107

After Optimization

55

The browser has sent 107 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bialystok Online. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

bialystokonline.pl accessibility score

55

Accessibility Issues

ARIA

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.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

bialystokonline.pl best practices score

67

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

bialystokonline.pl SEO score

69

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

    PL

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bialystokonline.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and it does not match the claimed English language. Our system also found out that Bialystokonline.pl 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

Open Graph description is not detected on the main page of Bialystok Online. 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: