1.9 sec in total
Welcome to certifications.ru homepage info - get ready to check Certifications best content for Russia right away, or after learning these important things about certifications.ru
Тестирование, сертификация, аттестация и оценка персонала у крупнейшего провайдера RetraTech.Visit certifications.ru
We analyzed Certifications.ru page load time and found that the first response time was 433 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.
certifications.ru performance score
Our browser made a total of 30 requests to load all elements on the main page. We found that 63% of them (19 requests) were addressed to the original Certifications.ru, 10% (3 requests) were made to Ajax.googleapis.com and 7% (2 requests) were made to Counter.yadro.ru. The less responsive or slowest element that took the longest time to load (502 ms) belongs to the original domain Certifications.ru.
Page size can be reduced by 147.7 kB (45%)
In fact, the total size of Certifications.ru main page is 325.4 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. 20% of websites need less resources to load. Images take 173.7 kB which makes up the majority of the site volume.
Potential reduce by 30.9 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 7.3 kB, which is 18% 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 30.9 kB or 78% of the original size.
Potential reduce by 38.3 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, Certifications needs image optimization as it can save up to 38.3 kB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 30.3 kB
Potential reduce by 48.2 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. Certifications.ru needs all CSS files to be minified and compressed as it can save up to 48.2 kB or 87% of the original size.
Number of requests can be reduced by 5 (19%)
certifications.ru accessibility score
These are opportunities to improve keyboard navigation in your application.
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.
<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.
Form elements do not have associated labels
Links do not have a discernible name
certifications.ru best practices score
Trust and Safety
Does not use HTTPS
Ensure CSP is effective against XSS attacks
Serves images with low resolution
Browser errors were logged to the console
certifications.ru SEO score
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Certifications.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 Certifications.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.
Open Graph description is not detected on the main page of Certifications. 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: