4.9 sec in total
1 sec
3.6 sec
292 ms
Click here to check amazing Tvkniga content for Russia. Otherwise, check out these important facts you probably never knew about tvkniga.ru
tvkniga.ru - Интеренет сайт лучших книг, самый большой выбор, лучший ассортимент, множество бесцелеров, и интересных редких изданий, редкие каталоги, и книги для знаний.
Visit tvkniga.ruWe analyzed Tvkniga.ru page load time and found that the first response time was 1 sec and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
tvkniga.ru performance score
name
value
score
weighting
Value2.1 s
80/100
10%
Value3.7 s
59/100
25%
Value23.8 s
0/100
10%
Value1,040 ms
26/100
30%
Value0.133
81/100
15%
Value13.7 s
10/100
10%
1009 ms
281 ms
274 ms
284 ms
8 ms
Our browser made a total of 85 requests to load all elements on the main page. We found that 54% of them (46 requests) were addressed to the original Tvkniga.ru, 8% (7 requests) were made to Pagead2.googlesyndication.com and 7% (6 requests) were made to Rtbw.acint.net. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Tvkniga.ru.
Page size can be reduced by 109.8 kB (13%)
838.6 kB
728.8 kB
In fact, the total size of Tvkniga.ru main page is 838.6 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. 45% of websites need less resources to load. Javascripts take 565.4 kB which makes up the majority of the site volume.
Potential reduce by 48.7 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 6.9 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 48.7 kB or 81% of the original size.
Potential reduce by 207 B
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. Tvkniga images are well optimized though.
Potential reduce by 60.8 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 60.8 kB or 11% of the original size.
Potential reduce by 145 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. Tvkniga.ru has all CSS files already compressed.
Number of requests can be reduced by 29 (37%)
78
49
The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tvkniga. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
tvkniga.ru
1009 ms
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tvkniga.ru accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<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
Form elements do not have associated labels
Links do not have a discernible name
tvkniga.ru best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
tvkniga.ru SEO score
RU
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tvkniga.ru 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 Tvkniga.ru 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.
tvkniga.ru
Open Graph data is detected on the main page of Tvkniga. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: