Tools & Wizards About Us
knigi.bg screenshot

Report Summary

  • 99

    Performance

    Renders faster than
    96% of other websites

  • 48

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

knigi.bg

Книги.бг - НАЙ-ГОЛЯМАТА ИНТЕРНЕТ КНИЖАРНИЦА В БЪЛГАРИЯ.

Page Load Speed

3.2 sec in total

First Response

764 ms

Resources Loaded

2 sec

Page Rendered

391 ms

knigi.bg screenshot

About Website

Visit knigi.bg now to see the best up-to-date Knigi content and also check out these interesting facts you probably never knew about knigi.bg

Книги.бг - НАЙ-ГОЛЯМАТА ИНТЕРНЕТ КНИЖАРНИЦА В БЪЛГАРИЯ. ПРЕДЛАГАМЕ КНИГИ, ХУДОЖЕСТВЕНА ЛИТЕРАТУРА, СПЕЦИАЛИЗИРАНА ЛИТЕРАТУРА, УЧЕБНИЦИ, УЧЕБНИ ПОМАГАЛА, ДЕТСКИ КНИГИ, РЕЧНИЦИ, СПИСАНИЯ, КНИЖНИ ИЗДЕЛИЯ...

Visit knigi.bg

Key Findings

We analyzed Knigi.bg page load time and found that the first response time was 764 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

knigi.bg performance score

99

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.2 s

99/100

10%

LCP (Largest Contentful Paint)

Value2.2 s

95/100

25%

SI (Speed Index)

Value2.0 s

99/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.2 s

100/100

10%

Network Requests Diagram

knigi.bg

764 ms

style.css

348 ms

swfobject.js

327 ms

header_backgr.gif

119 ms

knigibg.gif

117 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that 98% of them (55 requests) were addressed to the original Knigi.bg, 2% (1 request) were made to Counter.search.bg. The less responsive or slowest element that took the longest time to load (929 ms) belongs to the original domain Knigi.bg.

Page Optimization Overview & Recommendations

Page size can be reduced by 156.0 kB (23%)

Content Size

663.9 kB

After Optimization

507.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Knigi.bg main page is 663.9 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. 30% of websites need less resources to load. Images take 567.2 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 67.6 kB

  • Original 78.8 kB
  • After minification 67.0 kB
  • After compression 11.2 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 11.8 kB, which is 15% 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 67.6 kB or 86% of the original size.

Image Optimization

-13%

Potential reduce by 73.6 kB

  • Original 567.2 kB
  • After minification 493.6 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, Knigi needs image optimization as it can save up to 73.6 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-77%

Potential reduce by 7.2 kB

  • Original 9.3 kB
  • After minification 7.1 kB
  • After compression 2.1 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 7.2 kB or 77% of the original size.

CSS Optimization

-88%

Potential reduce by 7.5 kB

  • Original 8.5 kB
  • After minification 6.6 kB
  • After compression 993 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. Knigi.bg needs all CSS files to be minified and compressed as it can save up to 7.5 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (20%)

Requests Now

55

After Optimization

44

  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Knigi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

knigi.bg

knigi.bg

764 ms

style.css

style.css

348 ms

swfobject.js

swfobject.js

327 ms

header_backgr.gif

header_backgr.gif

119 ms

knigibg.gif

knigibg.gif

117 ms

header_right.jpg

header_right.jpg

458 ms

header_left.gif

header_left.gif

348 ms

buton.gif

buton.gif

232 ms

new.gif

new.gif

233 ms

sep.gif

sep.gif

236 ms

background.gif

background.gif

308 ms

leftmenubackgr.gif

leftmenubackgr.gif

348 ms

1x1.gif

1x1.gif

349 ms

h2.gif

h2.gif

353 ms

submenu.gif

submenu.gif

415 ms

060109013838boulevard1.jpg

060109013838boulevard1.jpg

581 ms

h1_backgr4.gif

h1_backgr4.gif

464 ms

h1_right.gif

h1_right.gif

465 ms

h1_backgr1.gif

h1_backgr1.gif

471 ms

h1_left.gif

h1_left.gif

523 ms

h1_backgr3.gif

h1_backgr3.gif

571 ms

showimage.aspx

showimage.aspx

583 ms

showimage.aspx

showimage.aspx

707 ms

showimage.aspx

showimage.aspx

593 ms

showimage.aspx

showimage.aspx

635 ms

showimage.aspx

showimage.aspx

693 ms

showimage.aspx

showimage.aspx

707 ms

showimage.aspx

showimage.aspx

702 ms

showimage.aspx

showimage.aspx

714 ms

showimage.aspx

showimage.aspx

757 ms

showimage.aspx

showimage.aspx

813 ms

showimage.aspx

showimage.aspx

819 ms

showimage.aspx

showimage.aspx

826 ms

showimage.aspx

showimage.aspx

828 ms

showimage.aspx

showimage.aspx

839 ms

showimage.aspx

showimage.aspx

861 ms

showimage.aspx

showimage.aspx

921 ms

showimage.aspx

showimage.aspx

929 ms

showimage.aspx

showimage.aspx

836 ms

showimage.aspx

showimage.aspx

835 ms

showimage.aspx

showimage.aspx

757 ms

c

c

202 ms

showimage.aspx

showimage.aspx

754 ms

showimage.aspx

showimage.aspx

819 ms

showimage.aspx

showimage.aspx

827 ms

showimage.aspx

showimage.aspx

764 ms

showimage.aspx

showimage.aspx

725 ms

showimage.aspx

showimage.aspx

739 ms

showimage.aspx

showimage.aspx

748 ms

showimage.aspx

showimage.aspx

815 ms

showimage.aspx

showimage.aspx

766 ms

bag.gif

bag.gif

732 ms

rightmenubackgr.gif

rightmenubackgr.gif

737 ms

footer_backgr.gif

footer_backgr.gif

740 ms

footer_left.gif

footer_left.gif

734 ms

footer_right.gif

footer_right.gif

760 ms

Accessibility Review

knigi.bg accessibility score

48

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.

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

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

knigi.bg best practices score

75

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

knigi.bg 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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    BG

  • Language Claimed

    BG

  • Encoding

    WINDOWS-1251

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Knigi.bg can be misinterpreted by Google and other search engines. Our service has detected that Bulgarian is used on the page, and it matches the claimed language. Our system also found out that Knigi.bg main page’s claimed encoding is windows-1251. 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

knigi.bg

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