8.9 sec in total
375 ms
6.3 sec
2.2 sec
Welcome to alfastar-spb.com homepage info - get ready to check Alfastar Spb best content for Russia right away, or after learning these important things about alfastar-spb.com
Visit alfastar-spb.com
We analyzed Alfastar-spb.com page load time and found that the first response time was 375 ms and then it took 8.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
alfastar-spb.com performance score
name
value
score
weighting
Value3.7 s
30/100
10%
Value8.1 s
2/100
25%
Value12.1 s
4/100
10%
Value1,120 ms
23/100
30%
Value0.001
100/100
15%
Value15.3 s
7/100
10%
375 ms
1015 ms
17 ms
346 ms
360 ms
Our browser made a total of 165 requests to load all elements on the main page. We found that 67% of them (110 requests) were addressed to the original Alfastar-spb.com, 24% (40 requests) were made to Core-renderer-tiles.maps.yandex.net and 4% (6 requests) were made to Api-maps.yandex.ru. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Core-renderer-tiles.maps.yandex.net.
Page size can be reduced by 1.1 MB (25%)
4.3 MB
3.2 MB
In fact, the total size of Alfastar-spb.com main page is 4.3 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. 60% of websites need less resources to load. Images take 3.2 MB which makes up the majority of the site volume.
Potential reduce by 520.7 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 520.7 kB or 74% of the original size.
Potential reduce by 406.8 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. Obviously, Alfastar Spb needs image optimization as it can save up to 406.8 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 6.3 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 127.9 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. Alfastar-spb.com needs all CSS files to be minified and compressed as it can save up to 127.9 kB or 88% of the original size.
Number of requests can be reduced by 25 (16%)
153
128
The browser has sent 153 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Alfastar Spb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.
alfastar-spb.com
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alfastar-spb.com
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fancybox.css
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page_f8bedde2e4c4b301ca9f549caa8aca64_v1.css
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template_01c2a042acafa1f8a478d6ea21a7e871_v1.css
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alfastar-spb.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
Form elements do not have associated labels
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
alfastar-spb.com 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
Page has valid source maps
alfastar-spb.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
Tap targets are not sized appropriately
RU
RU
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Alfastar-spb.com 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 Alfastar-spb.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.
alfastar-spb.com
Open Graph description is not detected on the main page of Alfastar Spb. 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: