2.1 sec in total
488 ms
1.4 sec
190 ms
Click here to check amazing Chemer content for Russia. Otherwise, check out these important facts you probably never knew about chemer.ru
Химические онлайн калькуляторы и сервисы.
Visit chemer.ruWe analyzed Chemer.ru page load time and found that the first response time was 488 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.
chemer.ru performance score
name
value
score
weighting
Value1.2 s
99/100
10%
Value2.5 s
90/100
25%
Value4.6 s
71/100
10%
Value5,990 ms
0/100
30%
Value0
100/100
15%
Value11.2 s
20/100
10%
488 ms
120 ms
237 ms
24 ms
225 ms
Our browser made a total of 21 requests to load all elements on the main page. We found that 52% of them (11 requests) were addressed to the original Chemer.ru, 19% (4 requests) were made to Pagead2.googlesyndication.com and 14% (3 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (488 ms) belongs to the original domain Chemer.ru.
Page size can be reduced by 61.3 kB (22%)
276.7 kB
215.3 kB
In fact, the total size of Chemer.ru main page is 276.7 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. 25% of websites need less resources to load. Javascripts take 129.3 kB which makes up the majority of the site volume.
Potential reduce by 5.3 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. 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 5.3 kB or 66% of the original size.
Potential reduce by 2.9 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. Chemer images are well optimized though.
Potential reduce by 43.2 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 43.2 kB or 33% of the original size.
Potential reduce by 9.9 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. Chemer.ru needs all CSS files to be minified and compressed as it can save up to 9.9 kB or 78% of the original size.
Number of requests can be reduced by 5 (26%)
19
14
The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chemer. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.
chemer.ru
488 ms
main.css
120 ms
advert.js
237 ms
adsbygoogle.js
24 ms
3_1_62CAFFFF_42AAFFFF_0_pageviews
225 ms
watch.js
182 ms
background.png
236 ms
content-top.jpg
147 ms
logo.png
373 ms
bg-menu.png
373 ms
menu-tabs.png
374 ms
news-bg.jpg
251 ms
title-mini.png
380 ms
icon-lore.png
352 ms
ca-pub-2112539051012207.js
63 ms
zrt_lookup.html
48 ms
show_ads_impl.js
56 ms
ads
205 ms
osd.js
13 ms
ads
174 ms
watch.js
462 ms
chemer.ru accessibility score
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.
chemer.ru best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Browser errors were logged to the console
chemer.ru 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
RU
RU
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chemer.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 Chemer.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.
chemer.ru
Open Graph description is not detected on the main page of Chemer. 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: