Tools & Wizards About Us
pro-therm.de screenshot

Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

pro-therm.de

Pro Therm Elektrische Begleitheizungen Unterfrierschutz Waltrop

Page Load Speed

2.5 sec in total

First Response

275 ms

Resources Loaded

2.2 sec

Page Rendered

59 ms

pro-therm.de screenshot

About Website

Click here to check amazing Pro Therm content. Otherwise, check out these important facts you probably never knew about pro-therm.de

Pro Therm ist ein nationaler und internationaler Anbieter von elektrischen Begleitheizungen sowie elektrischen Unterfrierschutzsheizungen seit mehr als 25 Jahren.

Visit pro-therm.de

Key Findings

We analyzed Pro-therm.de page load time and found that the first response time was 275 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

pro-therm.de performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

70/100

10%

LCP (Largest Contentful Paint)

Value11.9 s

0/100

25%

SI (Speed Index)

Value5.2 s

60/100

10%

TBT (Total Blocking Time)

Value770 ms

38/100

30%

CLS (Cumulative Layout Shift)

Value0.25

50/100

15%

TTI (Time to Interactive)

Value11.7 s

17/100

10%

Network Requests Diagram

pro-therm.de

275 ms

www.begleitheizung.ruhr

85 ms

minified.js

33 ms

focus-within-polyfill.js

30 ms

polyfill.min.js

1079 ms

Our browser made a total of 47 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Pro-therm.de, 36% (17 requests) were made to Static.parastorage.com and 28% (13 requests) were made to Static.wixstatic.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Polyfill-fastly.io.

Page Optimization Overview & Recommendations

Page size can be reduced by 648.4 kB (57%)

Content Size

1.1 MB

After Optimization

487.7 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Pro-therm.de main page is 1.1 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. 45% of websites need less resources to load. HTML takes 753.3 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 617.9 kB

  • Original 753.3 kB
  • After minification 751.6 kB
  • After compression 135.4 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 617.9 kB or 82% of the original size.

Image Optimization

-24%

Potential reduce by 26.2 kB

  • Original 111.3 kB
  • After minification 85.1 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. Obviously, Pro Therm needs image optimization as it can save up to 26.2 kB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-2%

Potential reduce by 4.3 kB

  • Original 271.5 kB
  • After minification 271.4 kB
  • After compression 267.2 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.

Requests Breakdown

Number of requests can be reduced by 12 (40%)

Requests Now

30

After Optimization

18

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pro Therm. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

pro-therm.de

pro-therm.de

275 ms

www.begleitheizung.ruhr

www.begleitheizung.ruhr

85 ms

minified.js

minified.js

33 ms

focus-within-polyfill.js

focus-within-polyfill.js

30 ms

polyfill.min.js

polyfill.min.js

1079 ms

8875.e26292eb.bundle.min.js

8875.e26292eb.bundle.min.js

25 ms

thunderbolt-commons.b7a35b00.bundle.min.js

thunderbolt-commons.b7a35b00.bundle.min.js

59 ms

main.d98de0fd.bundle.min.js

main.d98de0fd.bundle.min.js

65 ms

main.renderer.1d21f023.bundle.min.js

main.renderer.1d21f023.bundle.min.js

60 ms

lodash.min.js

lodash.min.js

61 ms

react.production.min.js

react.production.min.js

60 ms

react-dom.production.min.js

react-dom.production.min.js

63 ms

browser-deprecation.bundle.es5.js

browser-deprecation.bundle.es5.js

63 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

63 ms

protherm_edited.png

protherm_edited.png

279 ms

c837a6_2119733e838e4a2f8813ebde736f99d5~mv2.jpg

c837a6_2119733e838e4a2f8813ebde736f99d5~mv2.jpg

281 ms

c837a6_eb322a4179e54d788eef6896e67f05d0~mv2.jpg

c837a6_eb322a4179e54d788eef6896e67f05d0~mv2.jpg

283 ms

c837a6_41aece62e57346379d12018aece18ea2~mv2.jpg

c837a6_41aece62e57346379d12018aece18ea2~mv2.jpg

287 ms

basf_edited_edited_edited.png

basf_edited_edited_edited.png

570 ms

393355_7c3dab79f0df44bfbbfc1d99b6d4fa66~mv2.png

393355_7c3dab79f0df44bfbbfc1d99b6d4fa66~mv2.png

458 ms

393355_d083fb15ce5c440ab5bbb562de43722a~mv2.png

393355_d083fb15ce5c440ab5bbb562de43722a~mv2.png

482 ms

393355_465f05237d3342f2a70638a98b32c6ed~mv2.png

393355_465f05237d3342f2a70638a98b32c6ed~mv2.png

510 ms

c837a6_0f9a4576e86442e3b124952322acdd72~mv2.jpg

c837a6_0f9a4576e86442e3b124952322acdd72~mv2.jpg

284 ms

c837a6_159e86d4444649fcada7bff77ae670adf000.png

c837a6_159e86d4444649fcada7bff77ae670adf000.png

286 ms

393355_87319b652201443b87eae8524a3d0d99~mv2.png

393355_87319b652201443b87eae8524a3d0d99~mv2.png

430 ms

423239518_889546559839298_4441085248151945853_n.jpg

423239518_889546559839298_4441085248151945853_n.jpg

476 ms

bearbeitet1%20(1)_JPG.jpg

bearbeitet1%20(1)_JPG.jpg

715 ms

bundle.min.js

bundle.min.js

50 ms

118 ms

116 ms

105 ms

112 ms

102 ms

102 ms

147 ms

144 ms

143 ms

149 ms

145 ms

146 ms

deprecation-de.v5.html

deprecation-de.v5.html

5 ms

bolt-performance

bolt-performance

18 ms

deprecation-style.v5.css

deprecation-style.v5.css

5 ms

right-arrow.svg

right-arrow.svg

12 ms

WixMadeforDisplay_W_Bd.woff

WixMadeforDisplay_W_Bd.woff

5 ms

WixMadeforText_W_Bd.woff

WixMadeforText_W_Bd.woff

4 ms

WixMadeforText_W_Rg.woff

WixMadeforText_W_Rg.woff

7 ms

Accessibility Review

pro-therm.de accessibility score

100

Accessibility Issues

Best Practices

pro-therm.de 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

Page has valid source maps

SEO Factors

pro-therm.de SEO score

98

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pro-therm.de can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed German language. Our system also found out that Pro-therm.de 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

pro-therm.de

Open Graph data is detected on the main page of Pro Therm. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: