6.3 sec in total
975 ms
4.8 sec
520 ms
Visit scienceofthesurf.com now to see the best up-to-date Science Of The Surf content and also check out these interesting facts you probably never knew about scienceofthesurf.com
The Science of the Surf (SOS) is a community beach safety education program involving presentations given by Professor Rob Brander (aka 'Dr Rip') and other multimedia.
Visit scienceofthesurf.comWe analyzed Scienceofthesurf.com page load time and found that the first response time was 975 ms and then it took 5.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
scienceofthesurf.com performance score
name
value
score
weighting
Value3.2 s
43/100
10%
Value11.0 s
0/100
25%
Value6.2 s
44/100
10%
Value1,160 ms
21/100
30%
Value0.001
100/100
15%
Value10.1 s
26/100
10%
975 ms
477 ms
477 ms
479 ms
26 ms
Our browser made a total of 40 requests to load all elements on the main page. We found that 65% of them (26 requests) were addressed to the original Scienceofthesurf.com, 23% (9 requests) were made to Static.xx.fbcdn.net and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (3.8 sec) belongs to the original domain Scienceofthesurf.com.
Page size can be reduced by 61.6 kB (4%)
1.7 MB
1.6 MB
In fact, the total size of Scienceofthesurf.com main page is 1.7 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. 45% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.
Potential reduce by 11.2 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. This page needs HTML code to be minified as it can gain 2.9 kB, which is 18% 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 11.2 kB or 70% of the original size.
Potential reduce by 34.0 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. Science Of The Surf images are well optimized though.
Potential reduce by 3.5 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 3.5 kB or 16% of the original size.
Potential reduce by 12.9 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. Scienceofthesurf.com needs all CSS files to be minified and compressed as it can save up to 12.9 kB or 78% of the original size.
Number of requests can be reduced by 15 (38%)
39
24
The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Science Of The Surf. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
scienceofthesurf.com
975 ms
reset.css
477 ms
typography.css
477 ms
sos.css
479 ms
css
26 ms
logo_2.png
723 ms
201603_Tel_Aviv_Beach.jpg
724 ms
Eurekas_2012_Dr_Rob_Brander.jpg
1412 ms
guardians-surfer-rescue.png
2368 ms
EssentialBeachBothCovers.jpg
1417 ms
waterlust.png
2130 ms
EurekaPrizeWinner2012.JPG
1670 ms
facebook.jpg
1433 ms
EssentialBeachJacket15Jun.jpg
3782 ms
P1030641.JPG
2130 ms
like.php
198 ms
jquery.min.js
6 ms
jquery.sizes.min.js
1686 ms
slideshow.js
1924 ms
_zwRNeYSikF.css
40 ms
n09Bf9JTHe6.css
48 ms
AdP_CKHZFBh.css
44 ms
q68gy-v_YMF.js
44 ms
DFmZn3_ZO2h.js
73 ms
mfqI3d6rUg1.js
75 ms
_Qp3v7kqEMi.js
71 ms
Bw8qRoQ9D-v.js
4 ms
4ylGxU24Rah.js
7 ms
wave_bg_3.jpg
3596 ms
polaroid_stack.png
2358 ms
imageboxTeaser_2.png
2358 ms
blueCTAButtonSprite_2.png
2136 ms
spikeBottom.png
2356 ms
quotation.png
2612 ms
quote.gif
2834 ms
ga.js
24 ms
prev_sprite.png
1150 ms
next_sprite.png
1151 ms
play_pause_sprite.png
1404 ms
__utm.gif
14 ms
scienceofthesurf.com 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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Some elements have a [tabindex] value greater than 0
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
Links do not have a discernible name
scienceofthesurf.com 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
scienceofthesurf.com 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
Tap targets are not sized appropriately
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Scienceofthesurf.com 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 Scienceofthesurf.com 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.
scienceofthesurf.com
Open Graph description is not detected on the main page of Science Of The Surf. 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: