2.5 sec in total
340 ms
1.8 sec
392 ms
Welcome to def.co.uk homepage info - get ready to check DEF best content right away, or after learning these important things about def.co.uk
Visit def.co.ukWe analyzed Def.co.uk page load time and found that the first response time was 340 ms and then it took 2.2 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.
def.co.uk performance score
name
value
score
weighting
Value3.0 s
50/100
10%
Value6.4 s
10/100
25%
Value6.6 s
37/100
10%
Value3,060 ms
2/100
30%
Value0.004
100/100
15%
Value9.7 s
28/100
10%
340 ms
134 ms
329 ms
252 ms
431 ms
Our browser made a total of 53 requests to load all elements on the main page. We found that 92% of them (49 requests) were addressed to the original Def.co.uk, 4% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Statcounter.com. The less responsive or slowest element that took the longest time to load (889 ms) belongs to the original domain Def.co.uk.
Page size can be reduced by 25.3 kB (8%)
299.8 kB
274.6 kB
In fact, the total size of Def.co.uk main page is 299.8 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. 50% of websites need less resources to load. Images take 239.5 kB which makes up the majority of the site volume.
Potential reduce by 23.7 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. This page needs HTML code to be minified as it can gain 6.4 kB, which is 23% 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 23.7 kB or 84% of the original size.
Potential reduce by 0 B
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. DEF images are well optimized though.
Potential reduce by 1.6 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. This website has mostly compressed JavaScripts.
Number of requests can be reduced by 16 (35%)
46
30
The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DEF. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.
def.co.uk
340 ms
libraries.min.css
134 ms
app.min.css
329 ms
modernizr.min.js
252 ms
libraries.min.js
431 ms
foundation.min.js
421 ms
app.min.js
221 ms
id.svg
180 ms
pl.jpg
358 ms
screen.svg
211 ms
bc.jpg
269 ms
hr.jpg
277 ms
lc.jpg
289 ms
1.jpg
342 ms
stats-1.svg
437 ms
stats-2.svg
441 ms
stats-3.svg
447 ms
stats-4.svg
451 ms
pl.png
460 ms
cp.png
458 ms
bc.png
545 ms
lc.png
571 ms
la.png
542 ms
sd.png
544 ms
ra.png
542 ms
hr.png
566 ms
sc.png
630 ms
pp.png
629 ms
pm.png
631 ms
st.png
630 ms
mw.png
649 ms
1app.png
659 ms
esri.svg
716 ms
microsoft-partner-gad.svg
725 ms
microsoft-partner-gisv.svg
728 ms
iso-9001.svg
818 ms
iso-14001.svg
754 ms
pitney-bowes.svg
749 ms
planning-portal.png
803 ms
prince2.svg
812 ms
qgis.png
775 ms
robotoslab-regular.woff
871 ms
montserrat-regular.woff
889 ms
counter.js
8 ms
t.php
51 ms
ga.js
26 ms
montserrat-black.woff
768 ms
__utm.gif
25 ms
fontawesome-webfont.woff
814 ms
montserrat-bold.woff
679 ms
robotoslab-bold.woff
781 ms
crown_commercial.png
715 ms
sap.svg
675 ms
def.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
def.co.uk best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
def.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
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
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 Def.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 Def.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.
def.co.uk
Open Graph description is not detected on the main page of DEF. 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: