10 sec in total
2.6 sec
7 sec
337 ms
Click here to check amazing Prohef content for Taiwan. Otherwise, check out these important facts you probably never knew about prohef.org
Visit prohef.orgWe analyzed Prohef.org page load time and found that the first response time was 2.6 sec and then it took 7.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
prohef.org performance score
name
value
score
weighting
Value2.3 s
73/100
10%
Value2.8 s
84/100
25%
Value4.4 s
74/100
10%
Value760 ms
39/100
30%
Value0
100/100
15%
Value7.8 s
45/100
10%
2621 ms
933 ms
476 ms
1451 ms
1022 ms
Our browser made a total of 41 requests to load all elements on the main page. We found that 73% of them (30 requests) were addressed to the original Prohef.org, 7% (3 requests) were made to S.ytimg.com and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (3.7 sec) belongs to the original domain Prohef.org.
Page size can be reduced by 692.2 kB (22%)
3.2 MB
2.5 MB
In fact, the total size of Prohef.org main page is 3.2 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 55% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.
Potential reduce by 40.4 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 40.4 kB or 85% of the original size.
Potential reduce by 183.2 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. Prohef images are well optimized though.
Potential reduce by 243.7 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 243.7 kB or 65% of the original size.
Potential reduce by 224.9 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. Prohef.org needs all CSS files to be minified and compressed as it can save up to 224.9 kB or 83% of the original size.
Number of requests can be reduced by 6 (17%)
35
29
The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Prohef. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.
prohef.org
2621 ms
style.css
933 ms
smallslider.css
476 ms
jquery-1.8.3.min.js
1451 ms
jquery.smallslider.js
1022 ms
logo.png
267 ms
fb.jpg
237 ms
arrows-flv_w.png
242 ms
alt_20151221_141259-776908.jpg
1606 ms
alt_20151221_141209-997755.jpg
1285 ms
alt_20151221_141215-560700.jpg
1801 ms
alt_20151221_141222-858274.jpg
1472 ms
alt_20151221_141228-201613.jpg
1350 ms
alt_20151221_141234-891986.jpg
3672 ms
alt_20151221_141240-568900.jpg
2488 ms
arrows-flv_e.png
1602 ms
cl_20150612_170658-892004.jpg
1751 ms
read%20more1.png
1850 ms
cl_20150818_100857-253915.jpg
1897 ms
cl_20150818_100814-342137.jpg
2586 ms
cl_20150818_110831-774658.jpg
3273 ms
1444011869535960.jpg
2488 ms
1450949933128925.jpg
2585 ms
analytics.js
22 ms
t_cut.jpg
2704 ms
arrows-flv_bg.png
2710 ms
m_protop.gif
2827 ms
m_subconbg.gif
2805 ms
jqsodalis.js
2901 ms
collect
24 ms
slide_trigger_c.gif
2907 ms
slide_trigger.gif
2994 ms
MBWXSRaJphg
94 ms
MfAgDFY5iPI
167 ms
www-embed-player-vflfNyN_r.css
100 ms
www-embed-player.js
117 ms
base.js
158 ms
fBnyGA8Aionz5086-mElmoOSPUuyQ1M9Un647_EjucU.js
32 ms
ad_status.js
118 ms
2UX7WLTfW3W8TclTUvlFyQ.woff
95 ms
RxZJdnzeo3R5zSexge8UUT8E0i7KZn-EPnyo3HZu7kw.woff
97 ms
prohef.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.
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.
Impact
Issue
<frame> or <iframe> elements do not have a title
prohef.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
prohef.org SEO score
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
ID
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Prohef.org can be misinterpreted by Google and other search engines. Our service has detected that 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 Prohef.org 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.
prohef.org
Open Graph description is not detected on the main page of Prohef. 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: