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Welcome to securityschool.io homepage info - get ready to check Security School best content right away, or after learning these important things about securityschool.io
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We analyzed Securityschool.io page load time and found that the first response time was 132 ms and then it took 8.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
securityschool.io performance score
Our browser made a total of 34 requests to load all elements on the main page. We found that 88% of them (30 requests) were addressed to the original Securityschool.io, 6% (2 requests) were made to Fonts.googleapis.com and 6% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (8.1 sec) belongs to the original domain Securityschool.io.
Page size can be reduced by 188.3 kB (12%)
In fact, the total size of Securityschool.io main page is 1.5 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. 35% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 34.3 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 10.9 kB, which is 28% 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 34.3 kB or 88% of the original size.
Potential reduce by 152.5 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, Security School needs image optimization as it can save up to 152.5 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 17 B
Potential reduce by 1.5 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. Securityschool.io needs all CSS files to be minified and compressed as it can save up to 1.5 kB or 22% of the original size.
We found no issues to fix!
securityschool.io accessibility score
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
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
Links do not have a discernible name
securityschool.io best practices score
Trust and Safety
Does not use HTTPS
Ensure CSP is effective against XSS attacks
Displays images with incorrect aspect ratio
securityschool.io SEO score
Document uses legible font sizes
Tap targets are not sized appropriately
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Securityschool.io can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Securityschool.io 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 Security School. 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: