2.5 sec in total
494 ms
1.7 sec
278 ms
Click here to check amazing Harlyn Dive School content. Otherwise, check out these important facts you probably never knew about harlyndiveschool.co.uk
Cornwall Diving at Harlyn dive school dive centre dive boat near padstow in Cornwall Dive.
Visit harlyndiveschool.co.ukWe analyzed Harlyndiveschool.co.uk page load time and found that the first response time was 494 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.
harlyndiveschool.co.uk performance score
name
value
score
weighting
Value1.0 s
100/100
10%
Value1.5 s
100/100
25%
Value1.3 s
100/100
10%
Value0 ms
100/100
30%
Value0.027
100/100
15%
Value1.0 s
100/100
10%
494 ms
164 ms
649 ms
329 ms
395 ms
Our browser made a total of 16 requests to load all elements on the main page. We found that all of those requests were addressed to Harlyndiveschool.co.uk and no external sources were called. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Harlyndiveschool.co.uk.
Page size can be reduced by 179.1 kB (28%)
634.2 kB
455.1 kB
In fact, the total size of Harlyndiveschool.co.uk main page is 634.2 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only 5% of websites need less resources to load. Images take 611.9 kB which makes up the majority of the site volume.
Potential reduce by 16.9 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 16.9 kB or 76% of the original size.
Potential reduce by 162.2 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. Obviously, Harlyn Dive School needs image optimization as it can save up to 162.2 kB or 27% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
We found no issues to fix!
15
15
The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Harlyn Dive School. According to our analytics all requests are already optimized.
harlyndiveschool.co.uk
494 ms
harlyndiveschool_topstrip.gif
164 ms
HARLYN%20Dive%20school%20Up-dated%20final%20logo%20(640x425).jpg
649 ms
5%20star%20idc.jpg
329 ms
PADIeLearn_BlueBkHorizLogo_web.jpg
395 ms
padi%20dive%20boat.jpg
331 ms
AKONA.jpg
921 ms
175-220-166-0-0-220-166[1].jpg
240 ms
36-300-300-0-27-300-250[1].jpg
418 ms
UK.jpg
723 ms
n41894518733_1101178_3743.jpg
653 ms
Sherwood.jpg
964 ms
BARE-DIVE.jpg
827 ms
Sea&Sea.jpg
895 ms
McNett.jpg
1073 ms
Ocean%20Reef.jpg
1221 ms
harlyndiveschool.co.uk 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
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
Image elements do not have [alt] attributes
Links do not have a discernible name
harlyndiveschool.co.uk best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
harlyndiveschool.co.uk SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
EN
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Harlyndiveschool.co.uk 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 Harlyndiveschool.co.uk main page’s claimed encoding is iso-8859-1. 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.
harlyndiveschool.co.uk
Open Graph description is not detected on the main page of Harlyn Dive School. 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: