Tools & Wizards About Us

Report Summary

  • 46

    Performance

    Renders faster than
    65% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

knigiua.com

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Page Load Speed

5.3 sec in total

First Response

374 ms

Resources Loaded

4.6 sec

Page Rendered

375 ms

About Website

Click here to check amazing Knigiua content. Otherwise, check out these important facts you probably never knew about knigiua.com

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Visit knigiua.com

Key Findings

We analyzed Knigiua.com page load time and found that the first response time was 374 ms and then it took 5 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

knigiua.com performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

26/100

10%

LCP (Largest Contentful Paint)

Value4.5 s

36/100

25%

SI (Speed Index)

Value6.1 s

44/100

10%

TBT (Total Blocking Time)

Value360 ms

72/100

30%

CLS (Cumulative Layout Shift)

Value0.337

33/100

15%

TTI (Time to Interactive)

Value9.4 s

30/100

10%

Network Requests Diagram

knigiua.com

374 ms

shop.smartbook.org.ua

1587 ms

bootstrap.min.css

121 ms

_d587083add3899a69a1a98a7477aa7b2.css

354 ms

_539cf3894f7edd2110ee356546cfb35c.js

659 ms

Our browser made a total of 81 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Knigiua.com, 86% (70 requests) were made to Shop.smartbook.org.ua and 4% (3 requests) were made to Cdn.bitrix24.eu. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Shop.smartbook.org.ua.

Page Optimization Overview & Recommendations

Page size can be reduced by 403.7 kB (24%)

Content Size

1.7 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Knigiua.com main page is 1.7 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. Images take 705.5 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 306.4 kB

  • Original 371.1 kB
  • After minification 327.7 kB
  • After compression 64.7 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. This page needs HTML code to be minified as it can gain 43.4 kB, which is 12% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 306.4 kB or 83% of the original size.

Image Optimization

-4%

Potential reduce by 26.8 kB

  • Original 705.5 kB
  • After minification 678.8 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. Knigiua images are well optimized though.

JavaScript Optimization

-9%

Potential reduce by 46.9 kB

  • Original 526.7 kB
  • After minification 526.7 kB
  • After compression 479.9 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

-23%

Potential reduce by 23.7 kB

  • Original 101.3 kB
  • After minification 101.3 kB
  • After compression 77.6 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. Knigiua.com needs all CSS files to be minified and compressed as it can save up to 23.7 kB or 23% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (12%)

Requests Now

77

After Optimization

68

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Knigiua. 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.

Network Requests Diagram

Accessibility Review

knigiua.com accessibility score

87

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

knigiua.com 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

High

Page has valid source maps

SEO Factors

knigiua.com SEO score

83

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

Document doesn't have a valid hreflang

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

    RU

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Knigiua.com 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 Knigiua.com 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 Knigiua. 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: