Tools & Wizards About Us
supermailinglist.de screenshot

Report Summary

  • 92

    Performance

    Renders faster than
    92% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

supermailinglist.de

SuperMailingList, Newsletter anmeldung, E-Mail Listen Verwaltung, Newsletter Empfänger Verwaltung, E-Mail-Verteiler Script, Mailinglisten Verwaltung P...

Page Load Speed

4.6 sec in total

First Response

331 ms

Resources Loaded

2.4 sec

Page Rendered

1.8 sec

supermailinglist.de screenshot

About Website

Click here to check amazing Super Mailing List content for Germany. Otherwise, check out these important facts you probably never knew about supermailinglist.de

SuperMailingList, Newsletter anmeldung, E-Mail Listen Verwaltung, E-Mail-Verteiler, Newsletter Empfänger Verwaltung, Mailinglisten Verwaltung, Double Opt In, Script PHP Script Online Newsletterverwalt...

Visit supermailinglist.de

Key Findings

We analyzed Supermailinglist.de page load time and found that the first response time was 331 ms 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

supermailinglist.de performance score

92

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

82/100

10%

LCP (Largest Contentful Paint)

Value2.2 s

94/100

25%

SI (Speed Index)

Value3.3 s

91/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.146

77/100

15%

TTI (Time to Interactive)

Value2.1 s

99/100

10%

Network Requests Diagram

supermailinglist.de

331 ms

www.supermailinglist.de

806 ms

help.css

294 ms

tab-view.css

295 ms

modal-message.css

296 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that 70% of them (30 requests) were addressed to the original Supermailinglist.de, 5% (2 requests) were made to Wt-rate.com and 2% (1 request) were made to Supermailer.de. The less responsive or slowest element that took the longest time to load (806 ms) belongs to the original domain Supermailinglist.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 303.5 kB (69%)

Content Size

439.1 kB

After Optimization

135.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Supermailinglist.de main page is 439.1 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. Javascripts take 229.6 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 111.0 kB

  • Original 141.7 kB
  • After minification 128.7 kB
  • After compression 30.7 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 111.0 kB or 78% of the original size.

Image Optimization

-11%

Potential reduce by 3.8 kB

  • Original 35.8 kB
  • After minification 32.0 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, Super Mailing List needs image optimization as it can save up to 3.8 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-71%

Potential reduce by 162.1 kB

  • Original 229.6 kB
  • After minification 206.6 kB
  • After compression 67.5 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 162.1 kB or 71% of the original size.

CSS Optimization

-83%

Potential reduce by 26.5 kB

  • Original 32.0 kB
  • After minification 21.8 kB
  • After compression 5.5 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. Supermailinglist.de needs all CSS files to be minified and compressed as it can save up to 26.5 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (59%)

Requests Now

41

After Optimization

17

  • Images
  • JavaScript
  • CSS

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Super Mailing List. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

supermailinglist.de

supermailinglist.de

331 ms

www.supermailinglist.de

www.supermailinglist.de

806 ms

help.css

help.css

294 ms

tab-view.css

tab-view.css

295 ms

modal-message.css

modal-message.css

296 ms

default.css

default.css

306 ms

layout.css

layout.css

308 ms

suckertreemenu.css

suckertreemenu.css

309 ms

mobile.css

mobile.css

391 ms

common.js

common.js

393 ms

help.js

help.js

392 ms

ajax.js

ajax.js

409 ms

ajax-dynamic-content.js

ajax-dynamic-content.js

409 ms

tab-view.js

tab-view.js

410 ms

modal-message.js

modal-message.js

489 ms

messagebox.js

messagebox.js

491 ms

menu.js

menu.js

490 ms

table_highlighted.js

table_highlighted.js

510 ms

lightbox.css

lightbox.css

510 ms

jquery-latest.min.js

jquery-latest.min.js

713 ms

lightbox.js

lightbox.js

587 ms

deupadfactsheet.gif

deupadfactsheet.gif

406 ms

sm.gif

sm.gif

482 ms

swm.gif

swm.gif

473 ms

fum.gif

fum.gif

420 ms

smsout.gif

smsout.gif

483 ms

bm.gif

bm.gif

455 ms

http2mail.gif

http2mail.gif

483 ms

slf.gif

slf.gif

482 ms

lanmailserver.gif

lanmailserver.gif

461 ms

ssk.gif

ssk.gif

482 ms

rsswriter.gif

rsswriter.gif

459 ms

top_bg.jpg

top_bg.jpg

155 ms

logo_sml.png

logo_sml.png

155 ms

menu_bg.jpg

menu_bg.jpg

155 ms

sml_screen.png

sml_screen.png

248 ms

subhead_bg.png

subhead_bg.png

153 ms

new.gif

new.gif

155 ms

lock16.gif

lock16.gif

272 ms

new.gif

new.gif

486 ms

matomo.js

matomo.js

620 ms

loading.gif

loading.gif

185 ms

close.png

close.png

185 ms

Accessibility Review

supermailinglist.de accessibility score

86

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

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

supermailinglist.de best practices score

75

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

SEO Factors

supermailinglist.de SEO score

92

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

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    DE

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Supermailinglist.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it matches the claimed language. Our system also found out that Supermailinglist.de main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

supermailinglist.de

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