5.2 sec in total
756 ms
4.3 sec
198 ms
Click here to check amazing Helicon content for Russia. Otherwise, check out these important facts you probably never knew about helicon.ru
Компания «Хеликон»: интернет-магазин по продаже лабораторного оборудования. Широкий ассортимент, продукции для оснащения лабораторий. Гарантия, сервис, доставка.
Visit helicon.ruWe analyzed Helicon.ru page load time and found that the first response time was 756 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
helicon.ru performance score
name
value
score
weighting
Value6.8 s
2/100
10%
Value22.9 s
0/100
25%
Value13.3 s
2/100
10%
Value1,910 ms
8/100
30%
Value0.213
58/100
15%
Value23.4 s
1/100
10%
756 ms
311 ms
482 ms
481 ms
802 ms
Our browser made a total of 64 requests to load all elements on the main page. We found that 72% of them (46 requests) were addressed to the original Helicon.ru, 6% (4 requests) were made to Google-analytics.com and 6% (4 requests) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Helicon.ru.
Page size can be reduced by 594.8 kB (35%)
1.7 MB
1.1 MB
In fact, the total size of Helicon.ru main page is 1.7 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. 40% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.
Potential reduce by 27.5 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 5.1 kB, which is 14% 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 27.5 kB or 77% of the original size.
Potential reduce by 154.9 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, Helicon needs image optimization as it can save up to 154.9 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 367.0 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 367.0 kB or 71% of the original size.
Potential reduce by 45.4 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. Helicon.ru needs all CSS files to be minified and compressed as it can save up to 45.4 kB or 85% of the original size.
Number of requests can be reduced by 31 (50%)
62
31
The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Helicon. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
helicon.ru
756 ms
page_5b04cae95fe288ccc382b162003890a2_73ac2ac75345a57354c8a1a5e2ac3ef20.css
311 ms
kernel_main0.css
482 ms
kernel_scroll0.css
481 ms
template_a4168266521e08869a621b74ff971e19_3ecc36b802808e4c0b30f7ddaa5234880.css
802 ms
kernel_main.js
1444 ms
kernel_scroll.js
803 ms
template_856c3227f63575c46cb02ab54aa4a437_4cb6c03948c030f0ecb52f77e92fbb34.js
1108 ms
platform.js
101 ms
anythingslider.css
494 ms
jquery.anythingslider.min.js
658 ms
widgets.js
53 ms
sdk.js
150 ms
analytics.js
53 ms
head.gif
171 ms
header.jpg
643 ms
logo_new.png
322 ms
ic_home.gif
173 ms
ic_map.gif
172 ms
ic_mail.gif
172 ms
kn.gif
322 ms
inp_search.png
323 ms
kn_search.png
323 ms
cart.png
322 ms
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1575 ms
ga.js
12 ms
collect
41 ms
watch.js
182 ms
fbds.js
101 ms
rtrg
282 ms
__utm.gif
11 ms
default3.png
1515 ms
98 ms
115 ms
watch.js
463 ms
advert.gif
89 ms
1
91 ms
xd_arbiter.php
135 ms
xd_arbiter.php
263 ms
21 ms
helicon.ru 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-*] attributes do not match their roles
[aria-hidden="true"] elements contain focusable descendents
ARIA input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
[aria-*] attributes do not have valid values
ARIA IDs are not unique
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
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>).
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
helicon.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
helicon.ru SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
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
N/A
N/A
WINDOWS-1251
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Helicon.ru can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Helicon.ru main page’s claimed encoding is windows-1251. 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.
helicon.ru
Open Graph description is not detected on the main page of Helicon. 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: