Tools & Wizards About Us
bresser.com screenshot

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 76

    SEO

    Google-friendlier than
    35% of websites

bresser.com

Bresser | Home page | Expand Your Horizon with BRESSER

Page Load Speed

3.7 sec in total

First Response

344 ms

Resources Loaded

3 sec

Page Rendered

330 ms

bresser.com screenshot

About Website

Click here to check amazing Bresser content. Otherwise, check out these important facts you probably never knew about bresser.com

BRESSER: Market Leader for Telescopes, Microscopes, Sport Optics and Weather Stations in Europe - High Quality at Fair Prices!

Visit bresser.com

Key Findings

We analyzed Bresser.com page load time and found that the first response time was 344 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

bresser.com performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

13/100

10%

LCP (Largest Contentful Paint)

Value13.0 s

0/100

25%

SI (Speed Index)

Value8.1 s

21/100

10%

TBT (Total Blocking Time)

Value430 ms

64/100

30%

CLS (Cumulative Layout Shift)

Value0.261

47/100

15%

TTI (Time to Interactive)

Value15.8 s

6/100

10%

Network Requests Diagram

bresser.com

344 ms

1047 ms

styles-vendor-6f7b0e503197317c3c86.css

288 ms

styles-53fcdb8009b3f5576c7c.css

577 ms

paypal_installment.css

282 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Bresser.com, 50% (32 requests) were made to Bresser.de and 16% (10 requests) were made to Oxid.bresser.de. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Oxid.bresser.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 370.1 kB (10%)

Content Size

3.6 MB

After Optimization

3.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bresser.com main page is 3.6 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. 40% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 262.9 kB

  • Original 284.3 kB
  • After minification 179.0 kB
  • After compression 21.4 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. This page needs HTML code to be minified as it can gain 105.3 kB, which is 37% 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 262.9 kB or 92% of the original size.

Image Optimization

-2%

Potential reduce by 58.8 kB

  • Original 2.5 MB
  • After minification 2.4 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. Bresser images are well optimized though.

JavaScript Optimization

-8%

Potential reduce by 47.7 kB

  • Original 564.3 kB
  • After minification 557.4 kB
  • After compression 516.7 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

-0%

Potential reduce by 795 B

  • Original 269.8 kB
  • After minification 269.3 kB
  • After compression 269.0 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. Bresser.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 29 (52%)

Requests Now

56

After Optimization

27

  • Images
  • JavaScript
  • CSS

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bresser. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

bresser.com

bresser.com

344 ms

1047 ms

styles-vendor-6f7b0e503197317c3c86.css

styles-vendor-6f7b0e503197317c3c86.css

288 ms

styles-53fcdb8009b3f5576c7c.css

styles-53fcdb8009b3f5576c7c.css

577 ms

paypal_installment.css

paypal_installment.css

282 ms

agcookiecompliance.min.css

agcookiecompliance.min.css

283 ms

photoswipe.min.css

photoswipe.min.css

289 ms

style.min.css

style.min.css

290 ms

frontend.min.css

frontend.min.css

378 ms

scripts-svg4everybody-d1ddb9280ac0c0202ae7.js

scripts-svg4everybody-d1ddb9280ac0c0202ae7.js

378 ms

jquery-3.6.0.min.js

jquery-3.6.0.min.js

13 ms

v2

v2

45 ms

doofinderRecommendation.min.js

doofinderRecommendation.min.js

147 ms

main.js

main.js

95 ms

script-vendor-168fbc6d041517f72a8d.js

script-vendor-168fbc6d041517f72a8d.js

406 ms

script-bb6ca617183d52e12608.js

script-bb6ca617183d52e12608.js

625 ms

js

js

331 ms

agcookiecompliance.min.js

agcookiecompliance.min.js

294 ms

photoswipe.min.js

photoswipe.min.js

475 ms

scripts.min.js

scripts.min.js

382 ms

form.js

form.js

761 ms

bundle.js

bundle.js

278 ms

matomo.js

matomo.js

658 ms

gtm.js

gtm.js

162 ms

loader.min.js

loader.min.js

106 ms

banner-homepage_BRESSER-JR_v022023a_EN_1.jpg

banner-homepage_BRESSER-JR_v022023a_EN_1.jpg

813 ms

csm_Banner-DieMaus_Website_BRESSER_600x450px_v052024a_378e2a88ea.jpg

csm_Banner-DieMaus_Website_BRESSER_600x450px_v052024a_378e2a88ea.jpg

515 ms

banner-homepage_BRESSER-JR_v012023a_EN_600x450_1.jpg

banner-homepage_BRESSER-JR_v012023a_EN_600x450_1.jpg

912 ms

Banner_Website_Astro_1400x450px_en_BRESSER_v012024a.jpg

Banner_Website_Astro_1400x450px_en_BRESSER_v012024a.jpg

920 ms

Banner_Website_Astro_600x450px_en_BRESSER_v012024a.jpg

Banner_Website_Astro_600x450px_en_BRESSER_v012024a.jpg

914 ms

Banner_Web_Pirsch-ED_1400x450_en_042023.jpg

Banner_Web_Pirsch-ED_1400x450_en_042023.jpg

829 ms

Banner_Mobil_Pirsch-ED_600x450_en_042023.jpg

Banner_Mobil_Pirsch-ED_600x450_en_042023.jpg

826 ms

Banner_Web-Microscopy_1400x450_en_042023.jpg

Banner_Web-Microscopy_1400x450_en_042023.jpg

1087 ms

Banner_Mobil-Microscopy_600x450_en_042023.jpg

Banner_Mobil-Microscopy_600x450_en_042023.jpg

1017 ms

Banner_Web-Power-Stations_1400x450_en_042023_1.jpg

Banner_Web-Power-Stations_1400x450_en_042023_1.jpg

1020 ms

Banner_Mobil-Power-Stations_600x450_en_042023_1.jpg

Banner_Mobil-Power-Stations_600x450_en_042023_1.jpg

1011 ms

csm_banner-meta_att-essen_1280x1280px_de_BRESSER_v042024a_81994cffd1.png

csm_banner-meta_att-essen_1280x1280px_de_BRESSER_v042024a_81994cffd1.png

510 ms

csm_banner-meta_itv-gedern_1280x1280px_de_BRESSER_v042024a_362d244b36.png

csm_banner-meta_itv-gedern_1280x1280px_de_BRESSER_v042024a_362d244b36.png

511 ms

csm_earth-day-banner_cta_1280x1280px_en_BRESSER_v042024a_a6ba1c56ac.jpg

csm_earth-day-banner_cta_1280x1280px_en_BRESSER_v042024a_a6ba1c56ac.jpg

515 ms

bgoc.svg

bgoc.svg

223 ms

en.png

en.png

224 ms

de.png

de.png

223 ms

fr.png

fr.png

221 ms

es.png

es.png

223 ms

it.png

it.png

223 ms

nl.png

nl.png

320 ms

pl.png

pl.png

320 ms

spinner.gif

spinner.gif

411 ms

DSC_1260.jpg

DSC_1260.jpg

586 ms

sofort.png

sofort.png

320 ms

visa.png

visa.png

320 ms

master.png

master.png

420 ms

paypal.png

paypal.png

419 ms

vorkasse_1.png

vorkasse_1.png

422 ms

TrustedShops-ExcellentShop-5-Jahre-2023_96px.png

TrustedShops-ExcellentShop-5-Jahre-2023_96px.png

423 ms

UBmYdDGYD1EFkkeSKQaSEnEA3O+VOwA=

UBmYdDGYD1EFkkeSKQaSEnEA3O+VOwA=

4 ms

TzwCPuVHm3RO24+XVKdqqubxJxAEADcrRXwA=

TzwCPuVHm3RO24+XVKdqqubxJxAEADcrRXwA=

4 ms

fa-solid-900-56df75b6af75497c7a9a2b0847981f40.woff

fa-solid-900-56df75b6af75497c7a9a2b0847981f40.woff

614 ms

wMip4GQAAAA

wMip4GQAAAA

2 ms

1i8FoAF8WCAoAAA==

1i8FoAF8WCAoAAA==

14 ms

start_all.jpg

start_all.jpg

372 ms

XC0A3CC084F57CB5DE7EA4BB97B0B1003.js

XC0A3CC084F57CB5DE7EA4BB97B0B1003.js

47 ms

matomo.php

matomo.php

210 ms

tsSticker.js

tsSticker.js

2 ms

Accessibility Review

bresser.com accessibility score

88

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

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

bresser.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

High

Missing source maps for large first-party JavaScript

SEO Factors

bresser.com SEO score

76

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

High

Image elements do not have [alt] attributes

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 Bresser.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 Bresser.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

bresser.com

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