1.1 sec in total
100 ms
915 ms
55 ms
Visit surf-1.org now to see the best up-to-date Surf 1 content and also check out these interesting facts you probably never knew about surf-1.org
SURF's purpose is to develop diagnostic tests and treatment strategies for patients with diseases of the urogenital system, particularly prostate cancer.
Visit surf-1.orgWe analyzed Surf-1.org page load time and found that the first response time was 100 ms and then it took 970 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.
surf-1.org performance score
name
value
score
weighting
Value1.4 s
97/100
10%
Value1.4 s
100/100
25%
Value1.8 s
100/100
10%
Value0 ms
100/100
30%
Value0.032
100/100
15%
Value1.4 s
100/100
10%
100 ms
31 ms
773 ms
Our browser made a total of 3 requests to load all elements on the main page. We found that all of those requests were addressed to Surf-1.org and no external sources were called. The less responsive or slowest element that took the longest time to load (773 ms) belongs to the original domain Surf-1.org.
Page size can be reduced by 8.7 kB (5%)
164.2 kB
155.5 kB
In fact, the total size of Surf-1.org main page is 164.2 kB. 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. CSS take 97.9 kB which makes up the majority of the site volume.
Potential reduce by 45 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 45 B or 33% of the original size.
Potential reduce by 2.7 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 6.0 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. Surf-1.org has all CSS files already compressed.
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.
surf-1.org
100 ms
surf-1.org
31 ms
surf-1.org
773 ms
surf-1.org accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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.
Impact
Issue
<html> element does not have a [lang] attribute
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
surf-1.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
surf-1.org SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
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
EN
N/A
N/A
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Surf-1.org can be misinterpreted by Google and other search engines. Our service has detected that English 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 Surf-1.org main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
surf-1.org
Open Graph description is not detected on the main page of Surf 1. 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: