Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

calendar.by

Календарь.BY Календарь на 2024 год в Беларуси

Page Load Speed

3.9 sec in total

First Response

1 sec

Resources Loaded

2.7 sec

Page Rendered

124 ms

calendar.by screenshot

About Website

Click here to check amazing Calendar content for Belarus. Otherwise, check out these important facts you probably never knew about calendar.by

2024 Календарь праздничных дней в Беларуси. Производственный календарь на 2024 год. Государственные и религиозные праздники Беларусии. Именины. $name

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Key Findings

We analyzed Calendar.by page load time and found that the first response time was 1 sec and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

calendar.by performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

70/100

10%

LCP (Largest Contentful Paint)

Value9.6 s

0/100

25%

SI (Speed Index)

Value4.1 s

78/100

10%

TBT (Total Blocking Time)

Value550 ms

54/100

30%

CLS (Cumulative Layout Shift)

Value0.007

100/100

15%

TTI (Time to Interactive)

Value7.3 s

49/100

10%

Network Requests Diagram

calendar.by

1033 ms

www.calendar.by

1047 ms

style.css

242 ms

jdpicker.css

260 ms

adsbygoogle.js

95 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 85% of them (39 requests) were addressed to the original Calendar.by, 7% (3 requests) were made to Counter.yadro.ru and 2% (1 request) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Calendar.by.

Page Optimization Overview & Recommendations

Page size can be reduced by 327.6 kB (47%)

Content Size

689.8 kB

After Optimization

362.1 kB

In fact, the total size of Calendar.by main page is 689.8 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. 20% of websites need less resources to load. Images take 249.9 kB which makes up the majority of the site volume.

HTML Optimization

-94%

Potential reduce by 188.6 kB

  • Original 200.9 kB
  • After minification 197.3 kB
  • After compression 12.3 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 188.6 kB or 94% of the original size.

Image Optimization

-3%

Potential reduce by 8.6 kB

  • Original 249.9 kB
  • After minification 241.3 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. Calendar images are well optimized though.

JavaScript Optimization

-55%

Potential reduce by 129.8 kB

  • Original 234.3 kB
  • After minification 234.2 kB
  • After compression 104.6 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 129.8 kB or 55% of the original size.

CSS Optimization

-15%

Potential reduce by 693 B

  • Original 4.7 kB
  • After minification 4.7 kB
  • After compression 4.0 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. Calendar.by needs all CSS files to be minified and compressed as it can save up to 693 B or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (57%)

Requests Now

42

After Optimization

18

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Calendar. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

calendar.by accessibility score

88

Accessibility Issues

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

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

Image elements do not have [alt] attributes

Best Practices

calendar.by 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

High

Page has valid source maps

SEO Factors

calendar.by SEO score

62

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

    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 Calendar.by 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 Calendar.by 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 Calendar. 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: