Tools & Wizards About Us
sales.butlertechnik.com screenshot

Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

sales.butlertechnik.com

Eberspacher Espar Webasto Heaters and Victron Energy Power Systems

Page Load Speed

6.3 sec in total

First Response

2.1 sec

Resources Loaded

3.9 sec

Page Rendered

301 ms

sales.butlertechnik.com screenshot

About Website

Welcome to sales.butlertechnik.com homepage info - get ready to check Sales Butlertechnik best content for United States right away, or after learning these important things about sales.butlertechnik.com

Eberspacher Espar, Webasto Heaters and Victron Energy Solar and Power Management Systems for Vans, Motorhomes, Boats. Worldwide delivery.

Visit sales.butlertechnik.com

Key Findings

We analyzed Sales.butlertechnik.com page load time and found that the first response time was 2.1 sec and then it took 4.2 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

sales.butlertechnik.com performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

49/100

10%

LCP (Largest Contentful Paint)

Value8.0 s

2/100

25%

SI (Speed Index)

Value7.0 s

33/100

10%

TBT (Total Blocking Time)

Value1,160 ms

22/100

30%

CLS (Cumulative Layout Shift)

Value0.015

100/100

15%

TTI (Time to Interactive)

Value10.6 s

23/100

10%

Network Requests Diagram

sales.butlertechnik.com

2052 ms

local.css

323 ms

diagrams.css

247 ms

magento.js

535 ms

sagePaySuite.css

166 ms

Our browser made a total of 90 requests to load all elements on the main page. We found that 89% of them (80 requests) were addressed to the original Sales.butlertechnik.com, 3% (3 requests) were made to E4388c6d24521565c4aa-1df15015a6c74825aba5abced4d0056a.ssl.cf3.rackcdn.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Sales.butlertechnik.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 445.1 kB (30%)

Content Size

1.5 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sales.butlertechnik.com main page is 1.5 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. 25% of websites need less resources to load. Images take 956.2 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 64.1 kB

  • Original 75.7 kB
  • After minification 68.0 kB
  • After compression 11.6 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. 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 64.1 kB or 85% of the original size.

Image Optimization

-7%

Potential reduce by 67.9 kB

  • Original 956.2 kB
  • After minification 888.3 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. Sales Butlertechnik images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 221.1 kB

  • Original 321.9 kB
  • After minification 318.5 kB
  • After compression 100.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 221.1 kB or 69% of the original size.

CSS Optimization

-82%

Potential reduce by 91.9 kB

  • Original 111.9 kB
  • After minification 103.0 kB
  • After compression 20.0 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. Sales.butlertechnik.com needs all CSS files to be minified and compressed as it can save up to 91.9 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (32%)

Requests Now

87

After Optimization

59

  • Images
  • JavaScript
  • CSS

The browser has sent 87 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sales Butlertechnik. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

sales.butlertechnik.com

sales.butlertechnik.com

2052 ms

local.css

local.css

323 ms

diagrams.css

diagrams.css

247 ms

magento.js

magento.js

535 ms

sagePaySuite.css

sagePaySuite.css

166 ms

okw8ntm.js

okw8ntm.js

247 ms

jquery.min.js

jquery.min.js

116 ms

min.js

min.js

143 ms

min.js

min.js

173 ms

local.js

local.js

169 ms

cookiecheck.min.js

cookiecheck.min.js

171 ms

ga.js

ga.js

163 ms

143 ms

icon-home-topbar.png

icon-home-topbar.png

144 ms

AUD.png

AUD.png

142 ms

GBP.png

GBP.png

146 ms

CAD.png

CAD.png

146 ms

EUR.png

EUR.png

143 ms

NZD.png

NZD.png

174 ms

USD.png

USD.png

174 ms

icon-key-topbar.png

icon-key-topbar.png

174 ms

newsocial-twitter-header.png

newsocial-twitter-header.png

175 ms

newsocial-facebook-header.png

newsocial-facebook-header.png

175 ms

logo-white-header.png

logo-white-header.png

177 ms

icon-corner-sprite.png

icon-corner-sprite.png

236 ms

bullet-nav-blue.png

bullet-nav-blue.png

238 ms

background-nav-divider.png

background-nav-divider.png

242 ms

icon-corner-sprite-red.png

icon-corner-sprite-red.png

239 ms

icon-search.png

icon-search.png

242 ms

icon-search-button.png

icon-search-button.png

245 ms

background-featurebox-cart.png

background-featurebox-cart.png

312 ms

icon-close-advancedsearch.png

icon-close-advancedsearch.png

316 ms

bullet-input.png

bullet-input.png

322 ms

background-bighomepagecarousel-eberspacher-d2.png

background-bighomepagecarousel-eberspacher-d2.png

800 ms

logo-eberspacher-white.png

logo-eberspacher-white.png

322 ms

bullet-red-block.png

bullet-red-block.png

324 ms

bullet-white.png

bullet-white.png

390 ms

background-bighomepagecarousel-webasto-airtop2000.png

background-bighomepagecarousel-webasto-airtop2000.png

909 ms

logo-webasto-white.png

logo-webasto-white.png

397 ms

background-bighomepagecarousel-webasto-thermotop.png

background-bighomepagecarousel-webasto-thermotop.png

725 ms

background-bighomepagecarousel-dpf.png

background-bighomepagecarousel-dpf.png

894 ms

icon-roundabout-right.png

icon-roundabout-right.png

468 ms

icon-roundabout-left.png

icon-roundabout-left.png

475 ms

background-epicpartfinder.png

background-epicpartfinder.png

1090 ms

background-newdealsbanner.png

background-newdealsbanner.png

555 ms

Water-heater-exchanger-matrix-12v-Silencio-1.7kw-%7C-12014081-12014081-10.jpg

Water-heater-exchanger-matrix-12v-Silencio-1.7kw-%7C-12014081-12014081-10.jpg

635 ms

Eberspacher-Airtronic-D2-NEW-heater-12v-includes-new-fuel-dosing-pump-%7C-252069050000-252069050000-10.jpg

Eberspacher-Airtronic-D2-NEW-heater-12v-includes-new-fuel-dosing-pump-%7C-252069050000-252069050000-10.jpg

715 ms

Kuba-4.25kw-Water-Heat-Exchanger-12v-%7C-12018041-12018041-10.jpg

Kuba-4.25kw-Water-Heat-Exchanger-12v-%7C-12018041-12018041-10.jpg

794 ms

Eberspacher-Airtronic-D2-12v-Service-Exchange-Unit-%7C-252069050000-D2AIRTRONICEX-10.jpg

Eberspacher-Airtronic-D2-12v-Service-Exchange-Unit-%7C-252069050000-D2AIRTRONICEX-10.jpg

673 ms

39 ms

Webasto-or-Eberspacher-heater-marine-mount-bracket-%7C-41C0016-%7C-221050890800-41C0016-10.jpg

Webasto-or-Eberspacher-heater-marine-mount-bracket-%7C-41C0016-%7C-221050890800-41C0016-10.jpg

739 ms

Eberspacher-Marine-Heater-Fuel-Pipe-Kit-%7C-E2150-%7C-292199012150-E2150-10.jpg

Eberspacher-Marine-Heater-Fuel-Pipe-Kit-%7C-E2150-%7C-292199012150-E2150-10.jpg

741 ms

Webasto-heater-Air-Top-2000STC-Diesel-single-outlet-12v-Kit-%7C-4111385C-AT200012VKIT-10.jpg

Webasto-heater-Air-Top-2000STC-Diesel-single-outlet-12v-Kit-%7C-4111385C-AT200012VKIT-10.jpg

748 ms

Eberspacher-or-Webasto-Exhaust-Pipe-24mm-%7C-36061296-%7C-90394a-24MMEXH-10.jpg

Eberspacher-or-Webasto-Exhaust-Pipe-24mm-%7C-36061296-%7C-90394a-24MMEXH-10.jpg

817 ms

24mm-exhaust-hull-skin-fitting-for-Eberspacher-or-Webasto-Marine-Heaters-THF24MM-10.jpg

24mm-exhaust-hull-skin-fitting-for-Eberspacher-or-Webasto-Marine-Heaters-THF24MM-10.jpg

822 ms

__utm.gif

__utm.gif

27 ms

Eberspacher-or-Webasto-VW-T5-Heater-Mount-plate-Bracket-%7C-190327-190327-10.jpg

Eberspacher-or-Webasto-VW-T5-Heater-Mount-plate-Bracket-%7C-190327-190327-10.jpg

800 ms

Eberspacher-heater-B1L-glow-plug-%7C-201593010004-201593010004-10.jpg

Eberspacher-heater-B1L-glow-plug-%7C-201593010004-201593010004-10.jpg

807 ms

Webasto-Marine-Heater-Air-Top-2000STC-Diesel-12v-Single-Outlet-kit-AT2000ST12VMARINE1-10.jpg

Webasto-Marine-Heater-Air-Top-2000STC-Diesel-12v-Single-Outlet-kit-AT2000ST12VMARINE1-10.jpg

819 ms

Eberspacher-Airtronic-D2-12v-heater-including-controller-%7C-252115050000-252115050000-10.jpg

Eberspacher-Airtronic-D2-12v-heater-including-controller-%7C-252115050000-252115050000-10.jpg

865 ms

Eberspacher-or-Webasto-External-Heater-Mount-Box-%7C-190152-190152-10.jpg

Eberspacher-or-Webasto-External-Heater-Mount-Box-%7C-190152-190152-10.jpg

870 ms

Webasto-Air-Top-2000STC-marine-heater-kit-12v-%7C-4111181A-4111181A-10.jpg

Webasto-Air-Top-2000STC-marine-heater-kit-12v-%7C-4111181A-4111181A-10.jpg

875 ms

collect

collect

60 ms

Eberspacher-Airtronic-D2-heater-12v-with-80110003-control-%7C-292199018017-%7C-E8017-E8017-10.jpg

Eberspacher-Airtronic-D2-heater-12v-with-80110003-control-%7C-292199018017-%7C-E8017-E8017-10.jpg

827 ms

icon-carousel-left.png

icon-carousel-left.png

834 ms

icon-carousel-right.png

icon-carousel-right.png

881 ms

background-bigblocklink-servicekits.jpg

background-bigblocklink-servicekits.jpg

890 ms

background-bigblocklink-webastowaterheaters.jpg

background-bigblocklink-webastowaterheaters.jpg

972 ms

newsocial-backtotop.png

newsocial-backtotop.png

900 ms

newsocial-footer-twitter.png

newsocial-footer-twitter.png

839 ms

newsocial-footer-facebook.png

newsocial-footer-facebook.png

856 ms

icon-home-footer.png

icon-home-footer.png

875 ms

icon-divider.png

icon-divider.png

888 ms

bullet-blue.png

bullet-blue.png

900 ms

background-featurebox-footer-delivery.jpg

background-featurebox-footer-delivery.jpg

842 ms

background-featurebox-footer-plain.png

background-featurebox-footer-plain.png

852 ms

mastercard.png

mastercard.png

808 ms

maestro.png

maestro.png

813 ms

visa.png

visa.png

738 ms

visaelectron.png

visaelectron.png

669 ms

solo.png

solo.png

595 ms

americanexpress.png

americanexpress.png

603 ms

delta.png

delta.png

560 ms

visadebit.png

visadebit.png

573 ms

background-featurebox-footer-sales.png

background-featurebox-footer-sales.png

567 ms

background-featurebox-footer-support.png

background-featurebox-footer-support.png

512 ms

background-featurebox-footer-international.png

background-featurebox-footer-international.png

513 ms

icon-rivet.png

icon-rivet.png

518 ms

icon-selectbox-white.png

icon-selectbox-white.png

543 ms

icon-bullet-red.png

icon-bullet-red.png

543 ms

Accessibility Review

sales.butlertechnik.com accessibility score

82

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-*] attributes do not match their roles

High

ARIA input fields do not have accessible names

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.

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

sales.butlertechnik.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

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

Browser errors were logged to the console

SEO Factors

sales.butlertechnik.com SEO score

89

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

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 Sales.butlertechnik.com 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 Sales.butlertechnik.com 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

sales.butlertechnik.com

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