Tools & Wizards About Us
elro.eu screenshot

Report Summary

  • 2

    Performance

    Renders faster than
    20% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

elro.eu

Welkom bij ELRO | Voor een comfortabele en veilige leefomgeving ELRO

Page Load Speed

4.8 sec in total

First Response

387 ms

Resources Loaded

3.8 sec

Page Rendered

607 ms

elro.eu screenshot

About Website

Click here to check amazing ELRO content for Germany. Otherwise, check out these important facts you probably never knew about elro.eu

Het grootste assortiment op het gebied van elektronische beveiliging. ✅ Op werkdagen voor 11.00 uur besteld, volgende dag in huis ✅ Bekijk ons assortiment nu! ✅

Visit elro.eu

Key Findings

We analyzed Elro.eu page load time and found that the first response time was 387 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

elro.eu performance score

2

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.3 s

0/100

10%

LCP (Largest Contentful Paint)

Value10.2 s

0/100

25%

SI (Speed Index)

Value13.4 s

2/100

10%

TBT (Total Blocking Time)

Value3,250 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.708

7/100

15%

TTI (Time to Interactive)

Value26.3 s

0/100

10%

Network Requests Diagram

elro.eu

387 ms

www.elro.eu

892 ms

01fe654e0feda78418c7ce8283e842f9.min.css

203 ms

ec.min.css

273 ms

styles-l.min.css

376 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that 76% of them (58 requests) were addressed to the original Elro.eu, 7% (5 requests) were made to Youtube-nocookie.com and 4% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Elro.eu.

Page Optimization Overview & Recommendations

Page size can be reduced by 279.2 kB (8%)

Content Size

3.7 MB

After Optimization

3.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Elro.eu main page is 3.7 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. 75% 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 2.0 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 133.5 kB

  • Original 166.2 kB
  • After minification 137.2 kB
  • After compression 32.6 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 29.0 kB, which is 17% 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 133.5 kB or 80% of the original size.

Image Optimization

-6%

Potential reduce by 122.4 kB

  • Original 2.0 MB
  • After minification 1.9 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. ELRO images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 19.9 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 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. This website has mostly compressed JavaScripts.

CSS Optimization

-2%

Potential reduce by 3.4 kB

  • Original 173.0 kB
  • After minification 173.0 kB
  • After compression 169.7 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. Elro.eu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 14 (20%)

Requests Now

69

After Optimization

55

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ELRO. 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 from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

elro.eu

elro.eu

387 ms

www.elro.eu

www.elro.eu

892 ms

01fe654e0feda78418c7ce8283e842f9.min.css

01fe654e0feda78418c7ce8283e842f9.min.css

203 ms

ec.min.css

ec.min.css

273 ms

styles-l.min.css

styles-l.min.css

376 ms

3dceaecc5db72ca7c8afb64ab1a4a70a.min.js

3dceaecc5db72ca7c8afb64ab1a4a70a.min.js

933 ms

icon

icon

35 ms

gtm.js

gtm.js

72 ms

icon_NL.png

icon_NL.png

130 ms

icon_DE_2.png

icon_DE_2.png

130 ms

icon_US.png

icon_US.png

129 ms

icon_FR.png

icon_FR.png

129 ms

Thuiswinkel_Waarborg_Kleur_Verticaal_1.png

Thuiswinkel_Waarborg_Kleur_Verticaal_1.png

556 ms

ELRO_logo_60K.png

ELRO_logo_60K.png

554 ms

Fire_Safety_2_3.jpg

Fire_Safety_2_3.jpg

259 ms

Camera_Security_2_2.jpg

Camera_Security_2_2.jpg

258 ms

Alarm_Systems_2_2.jpg

Alarm_Systems_2_2.jpg

554 ms

Door_Entry_2_2.jpg

Door_Entry_2_2.jpg

555 ms

Security_Lighting_2_2.jpg

Security_Lighting_2_2.jpg

556 ms

Smart_Home_2_2.jpg

Smart_Home_2_2.jpg

557 ms

baby_320_x_285.png

baby_320_x_285.png

743 ms

Labtop_360x360_3.png

Labtop_360x360_3.png

676 ms

B2C_Hoofdbanner_1560x600_april.jpg

B2C_Hoofdbanner_1560x600_april.jpg

743 ms

B2C_april-1_kopi_ren-1.jpg

B2C_april-1_kopi_ren-1.jpg

742 ms

B2C_april-2_kopi_ren-1.jpg

B2C_april-2_kopi_ren-1.jpg

741 ms

B2C_april-3_kopi_ren-1.jpg

B2C_april-3_kopi_ren-1.jpg

743 ms

bc4000_fs4610_1.png

bc4000_fs4610_1.png

778 ms

ff4610.png

ff4610.png

786 ms

cz40rips_main_white_1.png

cz40rips_main_white_1.png

786 ms

es706sp-2.png

es706sp-2.png

901 ms

fs461031-do-not-paint_kopi_ren.png

fs461031-do-not-paint_kopi_ren.png

899 ms

Banner_360x360_home_.png

Banner_360x360_home_.png

1023 ms

Banner_360x360_De_rookmelder_specialist_2.png

Banner_360x360_De_rookmelder_specialist_2.png

1021 ms

Banner_360x360_Een_innovatieve_camera_5.png

Banner_360x360_Een_innovatieve_camera_5.png

1057 ms

Banner_360x360_ELRO_connects_comfort_with_safety_3.png

Banner_360x360_ELRO_connects_comfort_with_safety_3.png

902 ms

burenkorting-2.jpg

burenkorting-2.jpg

1398 ms

amazon_1.png

amazon_1.png

1022 ms

bol.png

bol.png

1023 ms

coolblue.png

coolblue.png

1039 ms

fonq.png

fonq.png

1040 ms

conrad1.png

conrad1.png

1049 ms

blokker.png

blokker.png

1058 ms

50five.png

50five.png

1146 ms

otto1_1.png

otto1_1.png

1138 ms

UTTlX713l9M

UTTlX713l9M

131 ms

Calibri.woff

Calibri.woff

1117 ms

Blank-Theme-Icons.woff

Blank-Theme-Icons.woff

1028 ms

Calibri-Bold.woff

Calibri-Bold.woff

1043 ms

landing

landing

100 ms

js

js

93 ms

destination

destination

218 ms

m5rh3n5eb0

m5rh3n5eb0

80 ms

hubo1.png

hubo1.png

1061 ms

www-player.css

www-player.css

8 ms

www-embed-player.js

www-embed-player.js

29 ms

base.js

base.js

193 ms

clarity.js

clarity.js

302 ms

mediamarkt.png

mediamarkt.png

984 ms

kabelshop.png

kabelshop.png

870 ms

fnac.png

fnac.png

701 ms

saturn.png

saturn.png

776 ms

leroy_merlin.png

leroy_merlin.png

777 ms

Cdiscount.png

Cdiscount.png

779 ms

babyplus_1.png

babyplus_1.png

780 ms

vD-PFjxSijoP4-I0oY5JcElr_81RPxK9SqvIhUi9qS8.js

vD-PFjxSijoP4-I0oY5JcElr_81RPxK9SqvIhUi9qS8.js

165 ms

embed.js

embed.js

90 ms

thuiswinkel_certificaat_elro_europe.png

thuiswinkel_certificaat_elro_europe.png

662 ms

customersupport.png

customersupport.png

682 ms

rating-sprite.png

rating-sprite.png

678 ms

loader-2.gif

loader-2.gif

681 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

41 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

43 ms

Create

Create

119 ms

GenerateIT

GenerateIT

14 ms

print.min.css

print.min.css

91 ms

c.gif

c.gif

7 ms

Accessibility Review

elro.eu accessibility score

94

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

[aria-hidden="true"] elements contain focusable descendents

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

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

High

Links do not have a discernible name

Best Practices

elro.eu best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

elro.eu SEO score

81

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Content Best Practices

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

Impact

Issue

High

Document doesn't have a valid hreflang

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

    NL

  • Language Claimed

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Elro.eu can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it matches the claimed language. Our system also found out that Elro.eu 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

elro.eu

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