64.2 sec in total
519 ms
60.9 sec
2.7 sec
Welcome to nhtk-edu.ru homepage info - get ready to check Nhtk Edu best content for Russia right away, or after learning these important things about nhtk-edu.ru
Образование осуществляется на русском языке. С 1929 года реализуем специальности, связанные с химией и химическими технологиямиЧлен Российского Химиче...
Visit nhtk-edu.ruWe analyzed Nhtk-edu.ru page load time and found that the first response time was 519 ms and then it took 63.6 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there were 4 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
nhtk-edu.ru performance score
name
value
score
weighting
Value7.1 s
1/100
10%
Value17.1 s
0/100
25%
Value17.3 s
0/100
10%
Value15,970 ms
0/100
30%
Value0.161
73/100
15%
Value32.4 s
0/100
10%
519 ms
212 ms
224 ms
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243 ms
Our browser made a total of 164 requests to load all elements on the main page. We found that 59% of them (97 requests) were addressed to the original Nhtk-edu.ru, 12% (19 requests) were made to St6-21.vk.com and 6% (10 requests) were made to Vk.com. The less responsive or slowest element that took the longest time to load (20 sec) relates to the external source Pos.gosuslugi.ru.
Page size can be reduced by 237.8 kB (7%)
3.3 MB
3.1 MB
In fact, the total size of Nhtk-edu.ru main page is 3.3 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. 85% 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 2.4 MB which makes up the majority of the site volume.
Potential reduce by 70.2 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 17.9 kB, which is 21% 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 70.2 kB or 82% of the original size.
Potential reduce by 145.2 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. Nhtk Edu images are well optimized though.
Potential reduce by 18.2 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. This website has mostly compressed JavaScripts.
Potential reduce by 4.2 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. Nhtk-edu.ru has all CSS files already compressed.
Number of requests can be reduced by 57 (37%)
154
97
The browser has sent 154 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nhtk Edu. 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 21 to 1 for CSS and as a result speed up the page load time.
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nhtk-edu.ru accessibility score
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
Image elements do not have [alt] attributes
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
nhtk-edu.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
nhtk-edu.ru SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
RU
RU
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nhtk-edu.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 Nhtk-edu.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.
nhtk-edu.ru
Open Graph data is detected on the main page of Nhtk Edu. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: