13.9 sec in total
1.3 sec
11.8 sec
791 ms
Click here to check amazing Backlanov content for Russia. Otherwise, check out these important facts you probably never knew about backlanov.ru
Центр патологии позвоночника проводит диагностику, консервативное и хирургическое лечение различных заболеваний позвоночника.
Visit backlanov.ruWe analyzed Backlanov.ru page load time and found that the first response time was 1.3 sec and then it took 12.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
backlanov.ru performance score
name
value
score
weighting
Value5.5 s
6/100
10%
Value22.0 s
0/100
25%
Value19.2 s
0/100
10%
Value6,200 ms
0/100
30%
Value0.124
83/100
15%
Value21.6 s
1/100
10%
1296 ms
217 ms
392 ms
402 ms
212 ms
Our browser made a total of 125 requests to load all elements on the main page. We found that 58% of them (72 requests) were addressed to the original Backlanov.ru, 19% (24 requests) were made to Vk.com and 4% (5 requests) were made to Cs626728.vk.me. The less responsive or slowest element that took the longest time to load (5.4 sec) belongs to the original domain Backlanov.ru.
Page size can be reduced by 969.1 kB (45%)
2.1 MB
1.2 MB
In fact, the total size of Backlanov.ru main page is 2.1 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 929.3 kB which makes up the majority of the site volume.
Potential reduce by 29.1 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 29.1 kB or 78% of the original size.
Potential reduce by 41.0 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. Backlanov images are well optimized though.
Potential reduce by 649.3 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 649.3 kB or 73% of the original size.
Potential reduce by 249.8 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. Backlanov.ru needs all CSS files to be minified and compressed as it can save up to 249.8 kB or 84% of the original size.
Number of requests can be reduced by 40 (34%)
118
78
The browser has sent 118 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Backlanov. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.
backlanov.ru
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styles.css
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font-awesome.css
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jquery.min.js
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backlanov.ru accessibility score
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
[aria-hidden="true"] elements contain focusable descendents
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
<frame> or <iframe> elements do not have a title
Form elements do not have associated labels
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
backlanov.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
Missing source maps for large first-party JavaScript
backlanov.ru SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
Document uses legible font sizes
Tap targets are not sized appropriately
RU
RU
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Backlanov.ru 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 Backlanov.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.
backlanov.ru
Open Graph description is not detected on the main page of Backlanov. 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: