2.8 sec in total
Welcome to diabaz.spb.su homepage info - get ready to check Diabaz Spb best content for Russia right away, or after learning these important things about diabaz.spb.su
ООО "Диабаз" существует с 1996 года, являясь правоприемником творческой мастерской союза художников. Возглавляет организацию Никифоров Владимир Евгеньевич – заслуженный работник культуры РФ, лауреат п...Visit diabaz.spb.su
We analyzed Diabaz.spb.su page load time and found that the first response time was 281 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
diabaz.spb.su performance score
Our browser made a total of 11 requests to load all elements on the main page. We found that 91% of them (10 requests) were addressed to the original Diabaz.spb.su, 9% (1 request) were made to Mc.yandex.ru. The less responsive or slowest element that took the longest time to load (605 ms) belongs to the original domain Diabaz.spb.su.
Page size can be reduced by 23.2 kB (8%)
In fact, the total size of Diabaz.spb.su main page is 275.1 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. 15% of websites need less resources to load. Images take 248.2 kB which makes up the majority of the site volume.
Potential reduce by 21.2 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 21.2 kB or 81% of the original size.
Potential reduce by 1.9 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. Diabaz Spb images are well optimized though.
Potential reduce by 160 B
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. Diabaz.spb.su needs all CSS files to be minified and compressed as it can save up to 160 B or 20% of the original size.
We found no issues to fix!
diabaz.spb.su accessibility score
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
<html> element does not have a [lang] attribute
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.
Image elements do not have [alt] attributes
Form elements do not have associated labels
diabaz.spb.su best practices score
Trust and Safety
Does not use HTTPS
Ensure CSP is effective against XSS attacks
Serves images with low resolution
diabaz.spb.su SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Image elements do not have [alt] attributes
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Diabaz.spb.su 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 Diabaz.spb.su 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.
Open Graph description is not detected on the main page of Diabaz 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: