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We analyzed Sgh.waw.pl page load time and found that the first response time was 488 ms and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
sgh.waw.pl performance score
Our browser made a total of 104 requests to load all elements on the main page. We found that 91% of them (95 requests) were addressed to the original Sgh.waw.pl, 3% (3 requests) were made to Google-analytics.com and 2% (2 requests) were made to Uczelnia.sgh.waw.pl. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Sgh.waw.pl.
Page size can be reduced by 2.4 MB (67%)
Potential reduce by 150.4 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 150.4 kB or 82% of the original size.
Potential reduce by 85.9 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. Obviously, SGH needs image optimization as it can save up to 85.9 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 1.7 MB
Potential reduce by 464.7 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. Sgh.waw.pl needs all CSS files to be minified and compressed as it can save up to 464.7 kB or 86% of the original size.
Number of requests can be reduced by 72 (74%)
sgh.waw.pl accessibility score
These are opportunities to improve keyboard navigation in your application.
[accesskey] values are not unique
These are opportunities to improve the legibility of your content.
Background and foreground colors do not have a sufficient contrast ratio.
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
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
Links do not have a discernible name
sgh.waw.pl best practices score
Trust and Safety
Does not use HTTPS
Ensure CSP is effective against XSS attacks
Displays images with incorrect aspect ratio
Serves images with low resolution
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
sgh.waw.pl SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Links do not have descriptive text
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Links are not crawlable
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sgh.waw.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and it does not match the claimed English language. Our system also found out that Sgh.waw.pl 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 SGH. 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: