4.9 sec in total
845 ms
4 sec
88 ms
Visit smile-science.co.uk now to see the best up-to-date Smile Science content and also check out these interesting facts you probably never knew about smile-science.co.uk
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Visit smile-science.co.ukWe analyzed Smile-science.co.uk page load time and found that the first response time was 845 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
smile-science.co.uk performance score
name
value
score
weighting
Value3.7 s
29/100
10%
Value10.8 s
0/100
25%
Value6.6 s
38/100
10%
Value0 ms
100/100
30%
Value0.005
100/100
15%
Value3.7 s
90/100
10%
845 ms
25 ms
157 ms
32 ms
171 ms
Our browser made a total of 29 requests to load all elements on the main page. We found that 62% of them (18 requests) were addressed to the original Smile-science.co.uk, 17% (5 requests) were made to Fonts.gstatic.com and 7% (2 requests) were made to Staticxx.facebook.com. The less responsive or slowest element that took the longest time to load (856 ms) belongs to the original domain Smile-science.co.uk.
Page size can be reduced by 294.2 kB (27%)
1.1 MB
797.7 kB
In fact, the total size of Smile-science.co.uk main page is 1.1 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. 40% of websites need less resources to load. Images take 772.0 kB which makes up the majority of the site volume.
Potential reduce by 21.3 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 4.7 kB, which is 17% 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 21.3 kB or 78% of the original size.
Potential reduce by 64.7 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. Smile Science images are well optimized though.
Potential reduce by 171.1 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 171.1 kB or 69% of the original size.
Potential reduce by 37.2 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. Smile-science.co.uk needs all CSS files to be minified and compressed as it can save up to 37.2 kB or 81% of the original size.
Number of requests can be reduced by 7 (30%)
23
16
The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Smile Science. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
smile-science.co.uk
845 ms
css
25 ms
template.css
157 ms
jquery.min.js
32 ms
animatedcollapse.js
171 ms
main.min.css
237 ms
design17-responsive.css
234 ms
main.min.js
545 ms
picturefill.min.js
311 ms
sdk.js
26 ms
logo.png
236 ms
menu.png
166 ms
close.png
167 ms
facebook.png
158 ms
twitter.png
158 ms
google-plus.png
159 ms
youtube.png
301 ms
slide1.jpg
532 ms
slide2.jpg
545 ms
slide4.jpg
856 ms
slide3.jpg
622 ms
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20 ms
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20 ms
MTP_ySUJH_bn48VBG8sNSonF5uFdDttMLvmWuJdhhgs.ttf
21 ms
k3k702ZOKiLJc3WVjuplzInF5uFdDttMLvmWuJdhhgs.ttf
21 ms
EInbV5DfGHOiMmvb1Xr-honF5uFdDttMLvmWuJdhhgs.ttf
20 ms
128 ms
xd_arbiter.php
35 ms
xd_arbiter.php
41 ms
smile-science.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.
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
smile-science.co.uk 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
Browser errors were logged to the console
Issues were logged in the Issues panel in Chrome Devtools
smile-science.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
Image elements do not have [alt] attributes
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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Smile-science.co.uk can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Smile-science.co.uk 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.
smile-science.co.uk
Open Graph description is not detected on the main page of Smile Science. 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: