15.8 sec in total
525 ms
12 sec
3.3 sec
Welcome to zeronights.ru homepage info - get ready to check Zero Nights best content for United States right away, or after learning these important things about zeronights.ru
На ZeroNights представлены тщательно отобранные доклады по самым разным темам информационной безопасности.
Visit zeronights.ruWe analyzed Zeronights.ru page load time and found that the first response time was 525 ms and then it took 15.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
zeronights.ru performance score
name
value
score
weighting
Value8.5 s
0/100
10%
Value18.3 s
0/100
25%
Value15.6 s
0/100
10%
Value1,560 ms
13/100
30%
Value0.02
100/100
15%
Value24.9 s
0/100
10%
525 ms
1099 ms
257 ms
263 ms
265 ms
Our browser made a total of 131 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Zeronights.ru, 47% (62 requests) were made to 2015.zeronights.ru and 10% (13 requests) were made to Vk.com. The less responsive or slowest element that took the longest time to load (9.5 sec) relates to the external source 2015.zeronights.ru.
Page size can be reduced by 2.5 MB (21%)
12.2 MB
9.7 MB
In fact, the total size of Zeronights.ru main page is 12.2 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 10.7 MB which makes up the majority of the site volume.
Potential reduce by 164.7 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. 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 164.7 kB or 86% of the original size.
Potential reduce by 1.3 MB
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, Zero Nights needs image optimization as it can save up to 1.3 MB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 753.1 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 753.1 kB or 73% of the original size.
Potential reduce by 259.7 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. Zeronights.ru needs all CSS files to be minified and compressed as it can save up to 259.7 kB or 82% of the original size.
Number of requests can be reduced by 47 (39%)
122
75
The browser has sent 122 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zero Nights. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.
zeronights.ru
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zeronights.ru accessibility score
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
Buttons do not have an accessible name
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
zeronights.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
zeronights.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
RU
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zeronights.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 Zeronights.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.
zeronights.ru
Open Graph description is not detected on the main page of Zero Nights. 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: