7 sec in total
211 ms
2.4 sec
4.3 sec
Visit preventx.com now to see the best up-to-date Preventx content and also check out these interesting facts you probably never knew about preventx.com
Preventx is the largest provider of remote sexual health testing in the UK. We are a trusted partner, supplier and adviser to the NHS and local authorities across the UK,
Visit preventx.comWe analyzed Preventx.com page load time and found that the first response time was 211 ms and then it took 6.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
preventx.com performance score
name
value
score
weighting
Value4.1 s
22/100
10%
Value10.6 s
0/100
25%
Value8.1 s
21/100
10%
Value1,890 ms
9/100
30%
Value0
100/100
15%
Value18.4 s
3/100
10%
211 ms
413 ms
117 ms
144 ms
93 ms
Our browser made a total of 63 requests to load all elements on the main page. We found that 76% of them (48 requests) were addressed to the original Preventx.com, 6% (4 requests) were made to Googletagmanager.com and 5% (3 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (809 ms) belongs to the original domain Preventx.com.
Page size can be reduced by 284.3 kB (2%)
12.4 MB
12.2 MB
In fact, the total size of Preventx.com main page is 12.4 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. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 11.8 MB which makes up the majority of the site volume.
Potential reduce by 54.9 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 54.9 kB or 76% of the original size.
Potential reduce by 85.3 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. Preventx images are well optimized though.
Potential reduce by 88.9 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 88.9 kB or 18% of the original size.
Potential reduce by 55.2 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. Preventx.com needs all CSS files to be minified and compressed as it can save up to 55.2 kB or 47% of the original size.
Number of requests can be reduced by 29 (53%)
55
26
The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Preventx. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
preventx.com
211 ms
www.preventx.com
413 ms
gtm.js
117 ms
gtm.js
144 ms
uc.js
93 ms
style.min.css
438 ms
styles.css
49 ms
bootstrap.min.css
56 ms
style.css
433 ms
all.css
48 ms
owl.carousel.css
436 ms
jquery.fancybox.min.css
67 ms
animate.css
69 ms
bootstrap.min.js
71 ms
jquery.min.js
112 ms
jquery-migrate.min.js
112 ms
email-decode.min.js
74 ms
index.js
110 ms
index.js
135 ms
api.js
67 ms
wp-polyfill-inert.min.js
136 ms
regenerator-runtime.min.js
135 ms
wp-polyfill.min.js
138 ms
index.js
138 ms
font-awesome-config.js
135 ms
modernizr.min.js
58 ms
b4st.js
189 ms
owl.carousel.min.js
189 ms
jquery.fancybox.min.js
189 ms
js
66 ms
analytics.js
61 ms
js
112 ms
collect
196 ms
collect
336 ms
collect
300 ms
preventx_mint_logo.svg
107 ms
Preventx-Logo.png
109 ms
www.preventx.com
355 ms
overlay-left1.jpg
430 ms
SF_Laboratory_2023_105-e1695736621284.jpg
110 ms
overlay-right1.png
104 ms
PRE0521_Test.me-Product_Photography_Box_X4-1110x833.jpg
113 ms
SH.UK_-1-1.png
112 ms
SH.UK_-2-1.png
112 ms
Freetest.me-logo-White.png
114 ms
Untitled-design-30-1-1.png
113 ms
Website2.png
117 ms
Untitled-design-35.png
116 ms
SF_Laboratory_2023_105.jpg
255 ms
cqc.png
425 ms
Cyber-Essentials-Plus-Logo.png
123 ms
2560px-NHS-Logo.svg_.png
122 ms
Footer_Pattern.png
130 ms
collect
163 ms
silka-regular-webfont.woff
425 ms
silka-semibold-webfont.woff
426 ms
silka-bold-webfont.woff
534 ms
fa-brands-400.woff
740 ms
fa-solid-900.woff
809 ms
fa-regular-400.woff
677 ms
recaptcha__en.js
150 ms
ga-audiences
22 ms
ga-audiences
72 ms
preventx.com accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
preventx.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
preventx.com 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
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 Preventx.com 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 Preventx.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.
preventx.com
Open Graph data is detected on the main page of Preventx. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: