2.3 sec in total
224 ms
1.9 sec
134 ms
Visit vitamindtest.org.uk now to see the best up-to-date Vitamin Dtest content for United Kingdom and also check out these interesting facts you probably never knew about vitamindtest.org.uk
VItamin D testing to the public. Our NHS laboratories in Birmingham have offered a public service since 2011 to the UK and the world. Our self-test kits are used extensively in R&D.
Visit vitamindtest.org.ukWe analyzed Vitamindtest.org.uk page load time and found that the first response time was 224 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 40% of websites can load faster.
vitamindtest.org.uk performance score
name
value
score
weighting
Value2.4 s
70/100
10%
Value4.9 s
29/100
25%
Value4.5 s
73/100
10%
Value850 ms
34/100
30%
Value0.007
100/100
15%
Value6.0 s
65/100
10%
224 ms
390 ms
91 ms
181 ms
274 ms
Our browser made a total of 49 requests to load all elements on the main page. We found that 80% of them (39 requests) were addressed to the original Vitamindtest.org.uk, 6% (3 requests) were made to Vitamindtest.myshopify.com and 6% (3 requests) were made to Cdn.shopify.com. The less responsive or slowest element that took the longest time to load (637 ms) belongs to the original domain Vitamindtest.org.uk.
Page size can be reduced by 74.8 kB (22%)
334.5 kB
259.7 kB
In fact, the total size of Vitamindtest.org.uk main page is 334.5 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. 40% of websites need less resources to load. Javascripts take 155.2 kB which makes up the majority of the site volume.
Potential reduce by 36.7 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 36.7 kB or 84% of the original size.
Potential reduce by 20.1 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, Vitamin Dtest needs image optimization as it can save up to 20.1 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 16.8 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 16.8 kB or 11% of the original size.
Potential reduce by 1.1 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. Vitamindtest.org.uk has all CSS files already compressed.
Number of requests can be reduced by 10 (24%)
41
31
The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vitamin Dtest. 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 from 5 to 1 for CSS and as a result speed up the page load time.
vitamindtest.org.uk
224 ms
www.vitamindtest.org.uk
390 ms
xr_fonts.css
91 ms
xr_main.css
181 ms
custom_styles.css
274 ms
xr_text.css
276 ms
roe.js
278 ms
replaceMobileFonts.js
273 ms
prs4.js
277 ms
jquery.js
287 ms
ani.css
364 ms
analytics.js
17 ms
7802.jpg
223 ms
7808.png
225 ms
7823.png
224 ms
7809.png
225 ms
7824.png
224 ms
7810.png
225 ms
7825.png
227 ms
7811.png
227 ms
7826.png
226 ms
7812.png
227 ms
7827.png
228 ms
7165.png
228 ms
7676.jpg
294 ms
7814.png
293 ms
7828.png
292 ms
7815.png
292 ms
7829.png
292 ms
7816.png
292 ms
7830.png
380 ms
7817.png
384 ms
7831.png
383 ms
7819.png
383 ms
collect
14 ms
buy-button-storefront.min.js
57 ms
XaraWDGeneratedHTMLfont3.woff
356 ms
XaraWDGeneratedHTMLfont2.woff
367 ms
XaraWDGeneratedHTMLfont5.woff
501 ms
XaraWDGeneratedHTMLfont4.woff
501 ms
XaraWDGeneratedHTMLfont1.woff
637 ms
js
189 ms
XaraWDGeneratedHTMLfont6.woff
537 ms
graphql
124 ms
graphql
192 ms
graphql
193 ms
VItamin_D_Test_Shopify_cb165a6d-5b4f-42e0-b641-36984e6e2c09_550x825.jpg
240 ms
VItamin_D_Test_Shopify_550x825.jpg
176 ms
VItamin_D_Test_Shopify_02c96349-4a2c-48ce-808b-821d7d701fd6_550x825.jpg
234 ms
vitamindtest.org.uk accessibility score
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
Image elements do not have [alt] attributes
Links do not have a discernible name
vitamindtest.org.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
vitamindtest.org.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
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vitamindtest.org.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 Vitamindtest.org.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.
vitamindtest.org.uk
Open Graph description is not detected on the main page of Vitamin Dtest. 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: