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rfconcepts.co.uk screenshot

Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

rfconcepts.co.uk

CCTV Cameras UK, Kits & Systems | Hikvision, HiLook & Vivotek Stockist UK & Ireland RF Concepts

Page Load Speed

11.7 sec in total

First Response

98 ms

Resources Loaded

11.2 sec

Page Rendered

399 ms

rfconcepts.co.uk screenshot

About Website

Welcome to rfconcepts.co.uk homepage info - get ready to check RF Concepts best content for United Kingdom right away, or after learning these important things about rfconcepts.co.uk

CCTV from established leading supplier RF Concepts Ltd UK. CCTV cameras, recorders and kits including IP and HD technology, from large stocks. Next day delivery to UK/Ireland and most of Europe. Hikvi...

Visit rfconcepts.co.uk

Key Findings

We analyzed Rfconcepts.co.uk page load time and found that the first response time was 98 ms and then it took 11.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

rfconcepts.co.uk performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

33/100

10%

LCP (Largest Contentful Paint)

Value5.2 s

24/100

25%

SI (Speed Index)

Value7.9 s

22/100

10%

TBT (Total Blocking Time)

Value1,080 ms

24/100

30%

CLS (Cumulative Layout Shift)

Value0.076

95/100

15%

TTI (Time to Interactive)

Value14.2 s

9/100

10%

Network Requests Diagram

rfconcepts.co.uk

98 ms

rfconcepts.co.uk

379 ms

www.rfconcepts.co.uk

737 ms

722d30d0a42675aa95373f6a2454cd04.min.css

645 ms

ec.min.css

348 ms

Our browser made a total of 183 requests to load all elements on the main page. We found that 95% of them (174 requests) were addressed to the original Rfconcepts.co.uk, 2% (4 requests) were made to Googletagmanager.com and 1% (2 requests) were made to Gstatic.com. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Rfconcepts.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 500.5 kB (19%)

Content Size

2.6 MB

After Optimization

2.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rfconcepts.co.uk main page is 2.6 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. 70% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 297.0 kB

  • Original 338.4 kB
  • After minification 337.6 kB
  • After compression 41.5 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 297.0 kB or 88% of the original size.

Image Optimization

-3%

Potential reduce by 63.0 kB

  • Original 1.8 MB
  • After minification 1.8 MB

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. RF Concepts images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 13.8 kB

  • Original 285.3 kB
  • After minification 285.2 kB
  • After compression 271.5 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.

CSS Optimization

-92%

Potential reduce by 126.7 kB

  • Original 137.1 kB
  • After minification 10.5 kB
  • After compression 10.4 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. Rfconcepts.co.uk needs all CSS files to be minified and compressed as it can save up to 126.7 kB or 92% of the original size.

Requests Breakdown

Number of requests can be reduced by 126 (73%)

Requests Now

173

After Optimization

47

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 173 CSS, Javascripts, AJAX and image requests in order to completely render the main page of RF Concepts. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 123 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

rfconcepts.co.uk

rfconcepts.co.uk

98 ms

rfconcepts.co.uk

rfconcepts.co.uk

379 ms

www.rfconcepts.co.uk

www.rfconcepts.co.uk

737 ms

722d30d0a42675aa95373f6a2454cd04.min.css

722d30d0a42675aa95373f6a2454cd04.min.css

645 ms

ec.min.css

ec.min.css

348 ms

styles-l.min.css

styles-l.min.css

364 ms

ec.min.js

ec.min.js

360 ms

ec4.min.js

ec4.min.js

354 ms

alothemes_custom.css

alothemes_custom.css

367 ms

require.min.js

require.min.js

780 ms

requirejs-min-resolver.min.js

requirejs-min-resolver.min.js

435 ms

mixins.min.js

mixins.min.js

781 ms

requirejs-config.min.js

requirejs-config.min.js

779 ms

js

js

69 ms

042f5a5ce268300d4e51489c7.js

042f5a5ce268300d4e51489c7.js

88 ms

gtm.js

gtm.js

91 ms

rfconcepts-logo.png

rfconcepts-logo.png

370 ms

hilook_1024_x368.png

hilook_1024_x368.png

677 ms

ColorVu_banner_2.jpg

ColorVu_banner_2.jpg

745 ms

hikvision_hilook_5mp_ip_camera_poe_combo_nvr_2_x_2.8mm_domes-3358_3158-2_.png

hikvision_hilook_5mp_ip_camera_poe_combo_nvr_2_x_2.8mm_domes-3358_3158-2_.png

499 ms

hikvision_hilook_5mp_ip_poe_colorvu_combo_2_x_turret_2.8mm-3168_3261-2_.png

hikvision_hilook_5mp_ip_poe_colorvu_combo_2_x_turret_2.8mm-3168_3261-2_.png

523 ms

3262_1_.png

3262_1_.png

606 ms

kit_front.jpg

kit_front.jpg

775 ms

4_camera_hd_hilook_colorvu_5mp_3k_combo_kit_2.8mm_thc-t259ms-3381_3492-2_.png

4_camera_hd_hilook_colorvu_5mp_3k_combo_kit_2.8mm_thc-t259ms-3381_3492-2_.png

1088 ms

img_2528.jpg

img_2528.jpg

942 ms

img_2528_1.jpg

img_2528_1.jpg

1027 ms

3620.png

3620.png

1175 ms

jhv3.jpg

jhv3.jpg

1082 ms

vp-cmv_1.jpg

vp-cmv_1.jpg

1111 ms

hilook_by_hikvision_ptz-t4215i-d_e_2mp_3279-2-n_.png

hilook_by_hikvision_ptz-t4215i-d_e_2mp_3279-2-n_.png

1438 ms

3398_1.jpg

3398_1.jpg

1368 ms

ptz-n4224i-de_front.jpg

ptz-n4224i-de_front.jpg

1422 ms

ds-2de4215iw-de_s5_.jpg

ds-2de4215iw-de_s5_.jpg

1424 ms

vn-gbn.png

vn-gbn.png

1681 ms

ptz1.jpg

ptz1.jpg

1587 ms

db06.jpg

db06.jpg

1704 ms

vd-g1ch_1_.jpg

vd-g1ch_1_.jpg

1515 ms

vn-gby_1_.png

vn-gby_1_.png

2002 ms

3433_2.jpg

3433_2.jpg

1786 ms

3103-1.jpg

3103-1.jpg

1857 ms

1.378.png

1.378.png

2086 ms

birdy_cam.jpg

birdy_cam.jpg

2027 ms

bird_cam_birds.jpg

bird_cam_birds.jpg

2204 ms

2_1.jpg

2_1.jpg

2202 ms

bc1c-4mp-1024x1024.png

bc1c-4mp-1024x1024.png

2276 ms

lc3-1.jpg

lc3-1.jpg

2340 ms

3403_1.jpg

3403_1.jpg

2364 ms

Shop_HiLook_by_Hikvision_-_1_.png

Shop_HiLook_by_Hikvision_-_1_.png

2507 ms

CCTV_Kits_-_Shop_Now.png

CCTV_Kits_-_Shop_Now.png

2619 ms

Homepage_Shop_Now.jpg

Homepage_Shop_Now.jpg

2545 ms

Hikvision_authorized_wholesaler_2.jpg

Hikvision_authorized_wholesaler_2.jpg

2613 ms

paypal.png

paypal.png

2595 ms

js

js

87 ms

js

js

86 ms

opensans-400.woff

opensans-400.woff

2350 ms

opensans-300.woff

opensans-300.woff

2433 ms

opensans-600.woff

opensans-600.woff

2547 ms

opensans-700.woff

opensans-700.woff

2499 ms

untitled-font-6.woff

untitled-font-6.woff

2356 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

2457 ms

jquery.min.js

jquery.min.js

2856 ms

loader.js

loader.js

41 ms

landing

landing

90 ms

common.min.js

common.min.js

2690 ms

call-tracking_9.js

call-tracking_9.js

5 ms

wcm

wcm

32 ms

dataPost.min.js

dataPost.min.js

2604 ms

bootstrap.min.js

bootstrap.min.js

2551 ms

app.min.js

app.min.js

2547 ms

form-key-provider.min.js

form-key-provider.min.js

2525 ms

mage-translation-dictionary.min.js

mage-translation-dictionary.min.js

2462 ms

add-webp-class-to-body.min.js

add-webp-class-to-body.min.js

2270 ms

theme.min.js

theme.min.js

2283 ms

alothemes.min.js

alothemes.min.js

2318 ms

magicproduct.min.js

magicproduct.min.js

2340 ms

magicmenu.min.js

magicmenu.min.js

2370 ms

mfblogunveil.min.js

mfblogunveil.min.js

2315 ms

domReady.min.js

domReady.min.js

2282 ms

amHideAddTo.min.js

amHideAddTo.min.js

2336 ms

phone-icon.png

phone-icon.png

2379 ms

cart-icon.png

cart-icon.png

2255 ms

loading.gif

loading.gif

2225 ms

jquery-migrate.min.js

jquery-migrate.min.js

591 ms

slick.min.js

slick.min.js

407 ms

slick.min.js

slick.min.js

733 ms

jquery.easing.min.js

jquery.easing.min.js

751 ms

template.min.js

template.min.js

798 ms

confirm.min.js

confirm.min.js

844 ms

widget.min.js

widget.min.js

909 ms

main.min.js

main.min.js

916 ms

bootstrap.min.js

bootstrap.min.js

1069 ms

text.min.js

text.min.js

1084 ms

jquery-mixin.min.js

jquery-mixin.min.js

862 ms

types.min.js

types.min.js

911 ms

layout.min.js

layout.min.js

1207 ms

has-webp.min.js

has-webp.min.js

1226 ms

smart-keyboard-handler.min.js

smart-keyboard-handler.min.js

879 ms

mage.min.js

mage.min.js

1220 ms

ie-class-fixer.min.js

ie-class-fixer.min.js

1229 ms

modal.min.js

modal.min.js

1325 ms

underscore.min.js

underscore.min.js

628 ms

translate.min.js

translate.min.js

731 ms

wrapper.min.js

wrapper.min.js

710 ms

version.min.js

version.min.js

702 ms

scripts.min.js

scripts.min.js

697 ms

main.min.js

main.min.js

807 ms

knockout.min.js

knockout.min.js

780 ms

knockout-es5.min.js

knockout-es5.min.js

844 ms

engine.min.js

engine.min.js

862 ms

bootstrap.min.js

bootstrap.min.js

861 ms

observable_array.min.js

observable_array.min.js

876 ms

bound-nodes.min.js

bound-nodes.min.js

1022 ms

js-translation.json

js-translation.json

1140 ms

registry.min.js

registry.min.js

775 ms

console-logger.min.js

console-logger.min.js

1075 ms

modal-popup.html

modal-popup.html

618 ms

modal-slide.html

modal-slide.html

920 ms

modal-custom.html

modal-custom.html

973 ms

key-codes.min.js

key-codes.min.js

991 ms

core.min.js

core.min.js

804 ms

z-index.min.js

z-index.min.js

1143 ms

arrays.min.js

arrays.min.js

814 ms

compare.min.js

compare.min.js

905 ms

misc.min.js

misc.min.js

932 ms

objects.min.js

objects.min.js

643 ms

strings.min.js

strings.min.js

983 ms

template.min.js

template.min.js

742 ms

knockout-repeat.min.js

knockout-repeat.min.js

643 ms

knockout-fast-foreach.min.js

knockout-fast-foreach.min.js

943 ms

observable_source.min.js

observable_source.min.js

959 ms

renderer.min.js

renderer.min.js

739 ms

resizable.min.js

resizable.min.js

1051 ms

i18n.min.js

i18n.min.js

1077 ms

scope.min.js

scope.min.js

1073 ms

range.min.js

range.min.js

1123 ms

mage-init.min.js

mage-init.min.js

1297 ms

keyboard.min.js

keyboard.min.js

1313 ms

optgroup.min.js

optgroup.min.js

1402 ms

after-render.min.js

after-render.min.js

1405 ms

autoselect.min.js

autoselect.min.js

1419 ms

datepicker.min.js

datepicker.min.js

1472 ms

outer_click.min.js

outer_click.min.js

1632 ms

fadeVisible.min.js

fadeVisible.min.js

1403 ms

collapsible.min.js

collapsible.min.js

1491 ms

staticChecked.min.js

staticChecked.min.js

1492 ms

simple-checked.min.js

simple-checked.min.js

1747 ms

bind-html.min.js

bind-html.min.js

1754 ms

tooltip.min.js

tooltip.min.js

1511 ms

color-picker.min.js

color-picker.min.js

1757 ms

events.min.js

events.min.js

1694 ms

data.min.js

data.min.js

1643 ms

disable-selection.min.js

disable-selection.min.js

1701 ms

focusable.min.js

focusable.min.js

1729 ms

form.min.js

form.min.js

1718 ms

ie.min.js

ie.min.js

1498 ms

keycode.min.js

keycode.min.js

1490 ms

labels.min.js

labels.min.js

1795 ms

jquery-patch.min.js

jquery-patch.min.js

1734 ms

plugin.min.js

plugin.min.js

1669 ms

safe-active-element.min.js

safe-active-element.min.js

1703 ms

safe-blur.min.js

safe-blur.min.js

1800 ms

scroll-parent.min.js

scroll-parent.min.js

1487 ms

tabbable.min.js

tabbable.min.js

1804 ms

unique-id.min.js

unique-id.min.js

1867 ms

local.min.js

local.min.js

1831 ms

logger.min.js

logger.min.js

1678 ms

entry-factory.min.js

entry-factory.min.js

1713 ms

console-output-handler.min.js

console-output-handler.min.js

1726 ms

formatter.min.js

formatter.min.js

1811 ms

message-pool.min.js

message-pool.min.js

1621 ms

levels-pool.min.js

levels-pool.min.js

1839 ms

logger-utils.min.js

logger-utils.min.js

1668 ms

loader.min.js

loader.min.js

1451 ms

class.min.js

class.min.js

1628 ms

async.min.js

async.min.js

1456 ms

tooltip.html

tooltip.html

1309 ms

spectrum.min.js

spectrum.min.js

1368 ms

tinycolor.min.js

tinycolor.min.js

1143 ms

entry.min.js

entry.min.js

553 ms

dom-observer.min.js

dom-observer.min.js

207 ms

bindings.min.js

bindings.min.js

438 ms

moment.min.js

moment.min.js

271 ms

print.min.css

print.min.css

337 ms

Accessibility Review

rfconcepts.co.uk accessibility score

85

Accessibility Issues

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

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[role]s are not contained by their required parent element

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.

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

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

rfconcepts.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

SEO Factors

rfconcepts.co.uk SEO score

85

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

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 Rfconcepts.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 Rfconcepts.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

rfconcepts.co.uk

Open Graph description is not detected on the main page of RF Concepts. 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: