2.4 sec in total
193 ms
1.7 sec
453 ms
Visit hexlet.io now to see the best up-to-date Hexlet content for Russia and also check out these interesting facts you probably never knew about hexlet.io
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Visit hexlet.ioWe analyzed Hexlet.io page load time and found that the first response time was 193 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
hexlet.io performance score
name
value
score
weighting
Value2.4 s
69/100
10%
Value3.0 s
78/100
25%
Value5.7 s
50/100
10%
Value870 ms
33/100
30%
Value0
100/100
15%
Value14.5 s
8/100
10%
193 ms
370 ms
489 ms
96 ms
152 ms
Our browser made a total of 25 requests to load all elements on the main page. We found that 8% of them (2 requests) were addressed to the original Hexlet.io, 72% (18 requests) were made to D2vgcf2rm1on1i.cloudfront.net and 8% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (670 ms) relates to the external source D2vgcf2rm1on1i.cloudfront.net.
Page size can be reduced by 344.3 kB (51%)
680.2 kB
335.9 kB
In fact, the total size of Hexlet.io main page is 680.2 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. 35% of websites need less resources to load. Images take 432.2 kB which makes up the majority of the site volume.
Potential reduce by 14.4 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 14.4 kB or 68% of the original size.
Potential reduce by 149.4 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, Hexlet needs image optimization as it can save up to 149.4 kB or 35% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 50 B
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. This website has mostly compressed JavaScripts.
Potential reduce by 180.5 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. Hexlet.io needs all CSS files to be minified and compressed as it can save up to 180.5 kB or 88% of the original size.
Number of requests can be reduced by 6 (29%)
21
15
The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Hexlet. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
hexlet.io
193 ms
hexlet.io
370 ms
en.hexlet.io
489 ms
rollbar.min.js
96 ms
analytics.js
152 ms
welcome-73674f7889adcc9a0468dc85b14e2d5b386d518e3b5aedcbb48b579754d266b8.css
104 ms
hexlet-logo-28972b250dd90cea0635d616174bfa717c9ee763e25138fe9cdb410bdbc186c2.svg
141 ms
hexlet-screenshot-rus-2-ea29e656659ea95759aaf73429743d2320c4ab78bf403411993e75a659ee507a.png
147 ms
spaceship@2x-627fd4c33d2c520209137a7222b6a8679388b9b051f3ddbd4cd9e0be666d5ac5.png
143 ms
chat@2x-3a1da4b1acf725a6d17a1e7dea6abd9743f6871426886e72e4da69e555e21097.png
143 ms
play@2x-22f045ca4952bdb98688f9fc90d8b93294e819987b8da0be7f6ca55e11f0a9da.png
141 ms
calendar@2x-645e505164a34c60921046e20a740dd92a73fa8666901265883a1d6bb8e1a187.png
138 ms
support@2x-4e7cdf7bcfc83c061155477770d81f3e231a02a32e0355cb2152c37e50f8ffc3.png
537 ms
shirt@2x-25af322a551d515956a94b7b682808d16e461e037e348870ca24591c999c5f08.png
139 ms
c_course-5d9553a855da07950498b6eb6448b70b4b55be7ffdd0cf96542148d67b5987a4.png
663 ms
regular_exp_course1-2567f3cd893151b5d4ec05060df0f78856a092305ed6d64bc35b9514b6e1052d.png
142 ms
ansible_course-649020a3f495638a6a3540581dcf45bb09f92b1c3c3b1ec0409695c138c4ac50.png
142 ms
cpp_course-a88557120fdc39dbc9e6ed7085e313486575f771297a88b45ae07e7102e54105.png
670 ms
video-b67407992eb28c1c0a3d152a08bdcce7c3fa3f5f17717e199caab6675698fb5a.svg
137 ms
exercise-cb8e43acbbc127c4e13c606d064545562c060a2d14bbdfad2f042bda943e6972.svg
139 ms
chat-eb406899a5ee376796d08cae77b41f23dc839328ce7f079f414bbdbce4293a96.svg
143 ms
certificate-d4df9c9fd486a222bc3775a29fbd91a9db1b289a4bcea7a793438beb19e21f73.svg
141 ms
bg-jumbotron-a478abdd23ad055b882353254eb0979467707bd7911f0133c9fa72e35a5d585e.svg
92 ms
collect
39 ms
collect
54 ms
hexlet.io 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.
hexlet.io best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
hexlet.io SEO score
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
EN
N/A
N/A
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Hexlet.io can be misinterpreted by Google and other search engines. Our service has detected that English 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 Hexlet.io main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
hexlet.io
Open Graph data is detected on the main page of Hexlet. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: