Tools & Wizards About Us
secure.mattressonline.co.uk screenshot

Report Summary

  • 39

    Performance

    Renders faster than
    58% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 91% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

secure.mattressonline.co.uk

Up to 65% off Mattresses & Beds - Free Next Day Delivery | Mattress Online

Page Load Speed

4.8 sec in total

First Response

1.1 sec

Resources Loaded

1.8 sec

Page Rendered

1.9 sec

secure.mattressonline.co.uk screenshot

About Website

Click here to check amazing Secure Mattress Online content for United Kingdom. Otherwise, check out these important facts you probably never knew about secure.mattressonline.co.uk

Mattress Online offer an extensive range of mattresses and beds with up to 65% off retail prices. We offer next day delivery on a wide range of mattresses.

Visit secure.mattressonline.co.uk

Key Findings

We analyzed Secure.mattressonline.co.uk page load time and found that the first response time was 1.1 sec and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

secure.mattressonline.co.uk performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

60/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

67/100

25%

SI (Speed Index)

Value9.6 s

11/100

10%

TBT (Total Blocking Time)

Value9,170 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.013

100/100

15%

TTI (Time to Interactive)

Value23.5 s

1/100

10%

Network Requests Diagram

www.mattressonline.co.uk

1122 ms

063cdecc6debe521.css

264 ms

polyfills-78c92fac7aa8fdd8.js

365 ms

webpack-b1a036f4d7598f0d.js

322 ms

main-9ea296956a2e1168.js

467 ms

Our browser made a total of 89 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Secure.mattressonline.co.uk, 13% (12 requests) were made to Mattressonline.co.uk. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Mattressonline.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 388.9 kB (45%)

Content Size

869.0 kB

After Optimization

480.1 kB

  • HTML
  • Images

In fact, the total size of Secure.mattressonline.co.uk main page is 869.0 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. 45% of websites need less resources to load. Images take 450.5 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 368.2 kB

  • Original 418.5 kB
  • After minification 418.1 kB
  • After compression 50.3 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 368.2 kB or 88% of the original size.

Image Optimization

-5%

Potential reduce by 20.8 kB

  • Original 450.5 kB
  • After minification 429.7 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. Secure Mattress Online images are well optimized though.

Requests Breakdown

Number of requests can be reduced by 14 (16%)

Requests Now

87

After Optimization

73

  • Images
  • JavaScript
  • CSS

The browser has sent 87 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Secure Mattress Online. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.mattressonline.co.uk

www.mattressonline.co.uk

1122 ms

063cdecc6debe521.css

063cdecc6debe521.css

264 ms

polyfills-78c92fac7aa8fdd8.js

polyfills-78c92fac7aa8fdd8.js

365 ms

webpack-b1a036f4d7598f0d.js

webpack-b1a036f4d7598f0d.js

322 ms

main-9ea296956a2e1168.js

main-9ea296956a2e1168.js

467 ms

_app-e4f13bf10cd08fcb.js

_app-e4f13bf10cd08fcb.js

380 ms

133-96e9e5ea71b2a424.js

133-96e9e5ea71b2a424.js

556 ms

580-3b18605dacf7bf53.js

580-3b18605dacf7bf53.js

389 ms

882-ddc7014dea92d5c5.js

882-ddc7014dea92d5c5.js

435 ms

homepage-429ccb38340aa595.js

homepage-429ccb38340aa595.js

461 ms

_buildManifest.js

_buildManifest.js

468 ms

_ssgManifest.js

_ssgManifest.js

484 ms

comfort-trial-grey.svg

comfort-trial-grey.svg

47 ms

generic_sale_june_24_desktop.webp

generic_sale_june_24_desktop.webp

19 ms

ortho-dream-star-mattress-full-2017-top-10-2024.jpg

ortho-dream-star-mattress-full-2017-top-10-2024.jpg

29 ms

stars-empty.svg

stars-empty.svg

21 ms

stars-filled.svg

stars-filled.svg

39 ms

truck.svg

truck.svg

23 ms

sleepsoul-comfort-800-pocket-mattress-full-top-10-2024.jpg

sleepsoul-comfort-800-pocket-mattress-full-top-10-2024.jpg

24 ms

millbrook-beds-ortho-1000-mattress-2.jpg

millbrook-beds-ortho-1000-mattress-2.jpg

29 ms

relyon-leano-mattress-full-angle.jpg

relyon-leano-mattress-full-angle.jpg

35 ms

sealy-alston-advantage-corner.jpg

sealy-alston-advantage-corner.jpg

91 ms

silentnight-800-mirapocket-memory-mattress.jpg

silentnight-800-mirapocket-memory-mattress.jpg

80 ms

memoryzone-2000-corner.jpg

memoryzone-2000-corner.jpg

42 ms

sleepeezee-perfectly-british-strand-1400-pocket-mattress-roomshot.jpg

sleepeezee-perfectly-british-strand-1400-pocket-mattress-roomshot.jpg

55 ms

hypnos-banbury-lifestyle-front-semidressed.jpg

hypnos-banbury-lifestyle-front-semidressed.jpg

148 ms

harrison-spinks-quilted-8000-lifestyle-front-close.jpg

harrison-spinks-quilted-8000-lifestyle-front-close.jpg

50 ms

orthopedic_mattresses_carousel_24%202.webp

orthopedic_mattresses_carousel_24%202.webp

52 ms

relyon_carousel_june_24_1x.webp

relyon_carousel_june_24_1x.webp

66 ms

summer-bedding-featured-category.webp

summer-bedding-featured-category.webp

414 ms

mattresses-home.webp

mattresses-home.webp

67 ms

beds-home.webp

beds-home.webp

78 ms

accessories-home.webp

accessories-home.webp

81 ms

size-superking.svg

size-superking.svg

90 ms

size-king.svg

size-king.svg

92 ms

size-double.svg

size-double.svg

94 ms

size-small-double.svg

size-small-double.svg

105 ms

size-single.svg

size-single.svg

104 ms

size-small-single.svg

size-small-single.svg

107 ms

silentnight@2x.png

silentnight@2x.png

109 ms

sleepeezee-new@2x.png

sleepeezee-new@2x.png

114 ms

sealy@2x.png

sealy@2x.png

115 ms

hypnos@2x.png

hypnos@2x.png

118 ms

harrison-spinks-no-tagline@2x.png

harrison-spinks-no-tagline@2x.png

124 ms

millbrook-logo-date-gold@2x.png

millbrook-logo-date-gold@2x.png

134 ms

emma@2x.png

emma@2x.png

128 ms

tempur-logo@2x.png

tempur-logo@2x.png

129 ms

simba@2x.png

simba@2x.png

137 ms

relyon-logo@2x.png

relyon-logo@2x.png

136 ms

sleepsoul@2x.png

sleepsoul@2x.png

129 ms

wentworth-mercer@2x.png

wentworth-mercer@2x.png

130 ms

rest-assured@2x.png

rest-assured@2x.png

199 ms

luna@2x.png

luna@2x.png

197 ms

mol-new@2x.png

mol-new@2x.png

194 ms

elle-decor@2x.png

elle-decor@2x.png

193 ms

novo-brand@2x.png

novo-brand@2x.png

188 ms

mlily@2x.png

mlily@2x.png

216 ms

horizon@2x.png

horizon@2x.png

241 ms

bedroom-basics@2x.png

bedroom-basics@2x.png

286 ms

layezee-made-by-silentnight@2x.png

layezee-made-by-silentnight@2x.png

198 ms

jay-be-new@2x.png

jay-be-new@2x.png

196 ms

la-romantica@2x.png

la-romantica@2x.png

214 ms

casper@2x.png

casper@2x.png

290 ms

bodyshape@2x.png

bodyshape@2x.png

223 ms

dunlopillo-light@2x.png

dunlopillo-light@2x.png

248 ms

shire-beds@2x.png

shire-beds@2x.png

245 ms

protect-a-bed@2x.png

protect-a-bed@2x.png

229 ms

time-living@2x.png

time-living@2x.png

291 ms

vogue-logo-stack@2x.png

vogue-logo-stack@2x.png

355 ms

lpd-logo@2x.png

lpd-logo@2x.png

342 ms

flintshire@2x.png

flintshire@2x.png

363 ms

friendship-mill@2x.png

friendship-mill@2x.png

306 ms

nbf-awards-badge-23.svg

nbf-awards-badge-23.svg

297 ms

nbf-awards-badge-22.svg

nbf-awards-badge-22.svg

317 ms

nbf-badge-20-21.svg

nbf-badge-20-21.svg

307 ms

facebook-white.svg

facebook-white.svg

309 ms

x-social-white.svg

x-social-white.svg

315 ms

instagram-white.svg

instagram-white.svg

316 ms

pinterest-white.svg

pinterest-white.svg

311 ms

youtube-white.svg

youtube-white.svg

316 ms

good-retail-award-22.svg

good-retail-award-22.svg

337 ms

proudly-supporting-sleep-charity-white.svg

proudly-supporting-sleep-charity-white.svg

322 ms

proudly-supporting-zarach-white.svg

proudly-supporting-zarach-white.svg

319 ms

visa-basket.svg

visa-basket.svg

325 ms

mastercard-basket.svg

mastercard-basket.svg

321 ms

paypal-basket.svg

paypal-basket.svg

321 ms

apple-pay-basket.svg

apple-pay-basket.svg

255 ms

g-pay-basket.svg

g-pay-basket.svg

257 ms

klarna-basket.svg

klarna-basket.svg

255 ms

Accessibility Review

secure.mattressonline.co.uk accessibility score

97

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

secure.mattressonline.co.uk best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

secure.mattressonline.co.uk SEO score

100

Search Engine Optimization Advices

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Secure.mattressonline.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 Secure.mattressonline.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.

Social Sharing Optimization

secure.mattressonline.co.uk

Open Graph description is not detected on the main page of Secure Mattress Online. 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: