1.1 sec in total
247 ms
742 ms
63 ms
Click here to check amazing Spb Optica content for Russia. Otherwise, check out these important facts you probably never knew about spb-optica.ru
Visit spb-optica.ruWe analyzed Spb-optica.ru page load time and found that the first response time was 247 ms and then it took 805 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.
spb-optica.ru performance score
name
value
score
weighting
Value1.1 s
99/100
10%
Value1.1 s
100/100
25%
Value1.3 s
100/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value1.1 s
100/100
10%
247 ms
488 ms
Our browser made a total of 2 requests to load all elements on the main page. We found that all of those requests were addressed to Spb-optica.ru and no external sources were called. The less responsive or slowest element that took the longest time to load (488 ms) belongs to the original domain Spb-optica.ru.
Page size can be reduced by 359.2 kB (28%)
1.3 MB
918.9 kB
In fact, the total size of Spb-optica.ru main page is 1.3 MB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Images take 989.9 kB which makes up the majority of the site volume.
Potential reduce by 331 B
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 331 B or 42% of the original size.
Potential reduce by 142.4 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, Spb Optica needs image optimization as it can save up to 142.4 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 139.0 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 139.0 kB or 70% of the original size.
Potential reduce by 77.5 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. Spb-optica.ru needs all CSS files to be minified and compressed as it can save up to 77.5 kB or 88% of the original size.
We found no issues to fix!
0
0
Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.
spb-optica.ru
247 ms
spb-optica.ru
488 ms
spb-optica.ru accessibility score
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
spb-optica.ru best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
spb-optica.ru SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Page is blocked from indexing
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
N/A
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Spb-optica.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 Spb-optica.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.
spb-optica.ru
Open Graph description is not detected on the main page of Spb Optica. 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: