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Besök Karolinska Institutet & Karolinska Universitetssjukhuset, ledande inom vård, forskning, utbildningVisit karolinska.se
We analyzed Karolinska.se page load time and found that the first response time was 826 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.
karolinska.se performance score
Our browser made a total of 10 requests to load all elements on the main page. We found that 80% of them (8 requests) were addressed to the original Karolinska.se, 20% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (887 ms) belongs to the original domain Karolinska.se.
Page size can be reduced by 70.1 kB (55%)
Potential reduce by 6.1 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 990 B, which is 12% 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 6.1 kB or 74% of the original size.
Potential reduce by 64.0 kB
Number of requests can be reduced by 3 (38%)
karolinska.se accessibility score
karolinska.se best practices score
Trust and Safety
Does not use HTTPS
Ensure CSP is effective against XSS attacks
Page has valid source maps
karolinska.se SEO score
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/).
Document uses legible font sizes
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Karolinska.se can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Swedish language. Our system also found out that Karolinska.se 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 Karolinska. 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: