4.6 sec in total
1.3 sec
2.8 sec
451 ms
Welcome to semiver.com homepage info - get ready to check SEMIVER best content for Russia right away, or after learning these important things about semiver.com
Доступность для инвалидов и маломобильных групп населения. Группа компаний SEMIVER. Оборудование и материалы
Visit semiver.comWe analyzed Semiver.com page load time and found that the first response time was 1.3 sec and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
semiver.com performance score
name
value
score
weighting
Value2.3 s
75/100
10%
Value10.2 s
0/100
25%
Value7.6 s
25/100
10%
Value2,130 ms
6/100
30%
Value0
100/100
15%
Value13.2 s
12/100
10%
1339 ms
304 ms
363 ms
501 ms
1156 ms
Our browser made a total of 37 requests to load all elements on the main page. We found that 51% of them (19 requests) were addressed to the original Semiver.com, 27% (10 requests) were made to Res.cloudinary.com and 11% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Callback.onlinepbx.ru.
Page size can be reduced by 80.9 kB (16%)
511.5 kB
430.7 kB
In fact, the total size of Semiver.com main page is 511.5 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. 30% of websites need less resources to load. Images take 433.5 kB which makes up the majority of the site volume.
Potential reduce by 14.5 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 3.7 kB, which is 19% 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 14.5 kB or 75% of the original size.
Potential reduce by 21.8 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. SEMIVER images are well optimized though.
Potential reduce by 2.8 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 2.8 kB or 72% of the original size.
Potential reduce by 41.8 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. Semiver.com needs all CSS files to be minified and compressed as it can save up to 41.8 kB or 76% of the original size.
We found no issues to fix!
31
31
The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SEMIVER. According to our analytics all requests are already optimized.
semiver.com
1339 ms
css
304 ms
vendor.css
363 ms
app.css
501 ms
app.min.js
1156 ms
loader.js
1428 ms
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209 ms
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185 ms
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502 ms
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287 ms
semiver.png
899 ms
cart.png
219 ms
home.jpg
741 ms
sanitar.jpg
598 ms
ulna.jpg
408 ms
mnemo.jpg
597 ms
akrovin.jpg
597 ms
pandus.jpg
901 ms
lumen.jpg
742 ms
visual.jpg
748 ms
personal.jpg
894 ms
induction.jpg
899 ms
tactile.jpg
1090 ms
partnership.jpg
1133 ms
logo.png
1078 ms
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400 ms
neaHiVpEUkuPmSawsrNWSg.woff
489 ms
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601 ms
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581 ms
watch.js
1 ms
pTC2TpJMzl
242 ms
semiver.com accessibility score
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
Buttons do not have an accessible name
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
semiver.com 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
Page has valid source maps
semiver.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Semiver.com can be misinterpreted by Google and other search engines. Our service has detected that Russian 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 Semiver.com 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.
semiver.com
Open Graph description is not detected on the main page of SEMIVER. 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: