4.9 sec in total
932 ms
3.4 sec
547 ms
Visit dfds.co.uk now to see the best up-to-date DFDS content for United Kingdom and also check out these interesting facts you probably never knew about dfds.co.uk
DFDS is a World Leading ferry operator, providing ferry travel across Europe to destinations including France and Holland. Our prices start from £35pp!
Visit dfds.co.ukWe analyzed Dfds.co.uk page load time and found that the first response time was 932 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.
dfds.co.uk performance score
name
value
score
weighting
Value3.4 s
37/100
10%
Value14.6 s
0/100
25%
Value8.2 s
20/100
10%
Value5,750 ms
0/100
30%
Value0.3
39/100
15%
Value17.7 s
4/100
10%
932 ms
315 ms
222 ms
32 ms
376 ms
Our browser made a total of 94 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Dfds.co.uk, 6% (6 requests) were made to Sleeknoteimages.sleeknote.com and 5% (5 requests) were made to 4272376.fls.doubleclick.net. The less responsive or slowest element that took the longest time to load (945 ms) relates to the external source Dfdsseaways.co.uk.
Page size can be reduced by 1.6 MB (58%)
2.8 MB
1.2 MB
In fact, the total size of Dfds.co.uk main page is 2.8 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. 65% of websites need less resources to load. Javascripts take 1.7 MB which makes up the majority of the site volume.
Potential reduce by 94.3 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. 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 94.3 kB or 76% of the original size.
Potential reduce by 10.8 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. DFDS images are well optimized though.
Potential reduce by 1.3 MB
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 1.3 MB or 76% of the original size.
Potential reduce by 180.6 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. Dfds.co.uk needs all CSS files to be minified and compressed as it can save up to 180.6 kB or 86% of the original size.
Number of requests can be reduced by 50 (58%)
86
36
The browser has sent 86 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DFDS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 38 to 1 for JavaScripts and as a result speed up the page load time.
www.dfdsseaways.co.uk
932 ms
main.css
315 ms
modernizr-2.8.3.min.js
222 ms
jquery.min.js
32 ms
init.js
376 ms
ScriptResource.axd
386 ms
blank.js
240 ms
ScriptResource.axd
249 ms
ScriptResx.ashx
374 ms
sp.runtime.js
531 ms
sp.init.js
399 ms
sp.ui.dialog.js
431 ms
sp.js
701 ms
WebResource.axd
558 ms
DFDS_bundle.min.js
568 ms
QuickBookUI.js
465 ms
UI.js
495 ms
SharedUI.js
569 ms
sharepoint.searchComponent.js
555 ms
jquery.ui.datepicker-en-GB.js
574 ms
monsido.js
322 ms
gtm.js
116 ms
j.php
27 ms
1462.js
236 ms
ai.0.js
105 ms
logo.svg
211 ms
logo.svg
206 ms
amsterdam-mini-cruise-hero-banner-08-03-2016.jpg
215 ms
ferry-fortnight-offers-02-03-2016.jpg
217 ms
Ferry-to-Holland-landing-page-hero.jpg
223 ms
night-owls-hero-banner-29-02-2016.jpg
375 ms
UKMap_703x310.jpg
391 ms
refurb-onpage2-03-02-2016.jpg
945 ms
onboard-new1.jpg
659 ms
film1.jpg
379 ms
film2.jpg
380 ms
film3.jpg
394 ms
Image4_300x300.jpg
576 ms
v.gif
5 ms
flags.png
367 ms
icomoon.woff
462 ms
dfds-light.woff
509 ms
bg-opacity-txt_blue-dark.png
487 ms
icon-calendar.png
572 ms
dfds-bold.woff
549 ms
conversion_async.js
93 ms
analytics.js
82 ms
98982.js
520 ms
quant.js
69 ms
activityi;src=4272376;type=engag0;cat=ukuse0;u20=201603168318787138;ord=1;num=4877620837
318 ms
activityi;src=4272376;type=engag0;cat=ukses0;u20=201603168318787138;ord=16%3A33;num=1480454668
307 ms
activityi;src=4272376;type=engag0;cat=ukpag0;u20=201603168318787138;ord=7278789628;num=6237614629
304 ms
report
415 ms
4-rmmSet.html
410 ms
bg-opacity-txt_pink.png
396 ms
bg-opacity-txt_green.png
397 ms
bg-opacity-txt_red.png
464 ms
activityi;src=4272376;type=Homep0;cat=UKHom0;ord=4668157782801;~oref=http%3A%2F%2Fwww.dfdsseaways.co.uk%2F
117 ms
activityi;src=4272376;type=casp;cat=caspo00;u16=http%3A%2F%2Fwww.dfdsseaways.co.uk%2F;ord=1;num=4300585893844;~oref=http%3A%2F%2Fwww.dfdsseaways.co.uk%2F
195 ms
392 ms
pixel;r=1829590502;a=p-2dI-LZBA5G99s;labels=_fp.event.UNIVERSAL%20TAG;fpan=1;fpa=P0-1183277158-1458135185954;ns=0;ce=1;cm=;je=0;sr=1024x768x32;enc=n;dst=0;et=1458135185953;tzo=-180;ref=;url=http%3A%2F%2Fwww.dfdsseaways.co.uk%2F;ogl=
302 ms
collect
89 ms
collect
370 ms
379 ms
Calais%20landing%20page.jpg
458 ms
track
198 ms
bat.js
342 ms
prefs.js
119 ms
103 ms
ga-audiences
118 ms
pixel
90 ms
115 ms
initstrings.js
117 ms
report
62 ms
inv.gif
9 ms
strings.js
161 ms
tracking.php
312 ms
SleeknoteClientTemplate.min.js.gz
14 ms
piwik.js
23 ms
6086.html
126 ms
6086.html
112 ms
badge.svg
38 ms
piwik.php
226 ms
piwik.php
252 ms
reset.css.gz
6 ms
default-with-image_minified-image.png
18 ms
jquery.min.js
26 ms
sleeknoteIframeScript.min.js.gz
23 ms
default-with-image_minified-icon.png
23 ms
jquery.placeholder.min.js
61 ms
jquery.validate.min.js
91 ms
default-with-image_close.png
60 ms
6086_1452008298784.jpg
76 ms
mobile-close.png
27 ms
dfds.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
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
dfds.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
dfds.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
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 Dfds.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 Dfds.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.
dfds.co.uk
Open Graph description is not detected on the main page of DFDS. 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: