Tools & Wizards About Us
koeln.online-pizza.de screenshot

Report Summary

  • 76

    Performance

    Renders faster than
    84% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

koeln.online-pizza.de

Pizza Köln | Lieferservice Köln | Pizzataxi Köln | Pizza bestellen Köln | Pizzeria Köln | Bringdienst | Pizzaservice

Page Load Speed

6.1 sec in total

First Response

533 ms

Resources Loaded

4.8 sec

Page Rendered

832 ms

koeln.online-pizza.de screenshot

About Website

Visit koeln.online-pizza.de now to see the best up-to-date Koeln Online Pizza content for Germany and also check out these interesting facts you probably never knew about koeln.online-pizza.de

Online-Pizza.de | Köln - Pizza & Pasta einfach online bestellen! Pizzaservice-Portal mit eigenem Online-Bestellsystem.

Visit koeln.online-pizza.de

Key Findings

We analyzed Koeln.online-pizza.de page load time and found that the first response time was 533 ms and then it took 5.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

koeln.online-pizza.de performance score

76

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

89/100

10%

LCP (Largest Contentful Paint)

Value5.1 s

24/100

25%

SI (Speed Index)

Value3.5 s

88/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.093

91/100

15%

TTI (Time to Interactive)

Value3.6 s

91/100

10%

Network Requests Diagram

koeln.online-pizza.de

533 ms

koeln.online-pizza.de

1428 ms

app_v1.28.16.css

325 ms

app_v1.28.16.js

654 ms

bg-pattern.png

885 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that all of those requests were addressed to Koeln.online-pizza.de and no external sources were called. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Koeln.online-pizza.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 799.4 kB (51%)

Content Size

1.6 MB

After Optimization

780.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Koeln.online-pizza.de main page is 1.6 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. 45% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 124.9 kB

  • Original 139.6 kB
  • After minification 108.0 kB
  • After compression 14.6 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 31.5 kB, which is 23% 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 124.9 kB or 90% of the original size.

Image Optimization

-54%

Potential reduce by 672.9 kB

  • Original 1.2 MB
  • After minification 568.7 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, Koeln Online Pizza needs image optimization as it can save up to 672.9 kB or 54% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 12 B

  • Original 137.5 kB
  • After minification 137.5 kB
  • After compression 137.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-2%

Potential reduce by 1.5 kB

  • Original 61.6 kB
  • After minification 61.6 kB
  • After compression 60.1 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. Koeln.online-pizza.de has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

52

After Optimization

52

  • Images
  • JavaScript
  • CSS

The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Koeln Online Pizza. According to our analytics all requests are already optimized.

Network Requests Diagram

koeln.online-pizza.de

koeln.online-pizza.de

533 ms

koeln.online-pizza.de

koeln.online-pizza.de

1428 ms

app_v1.28.16.css

app_v1.28.16.css

325 ms

app_v1.28.16.js

app_v1.28.16.js

654 ms

bg-pattern.png

bg-pattern.png

885 ms

bg-desktop.png

bg-desktop.png

1195 ms

logo_powered.png

logo_powered.png

490 ms

search_arrow.png

search_arrow.png

413 ms

328.jpg

328.jpg

414 ms

accepted_horizontal.png

accepted_horizontal.png

521 ms

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3072544.jpg

519 ms

47660.jpg

47660.jpg

521 ms

1942713.jpg

1942713.jpg

593 ms

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1450691.jpg

625 ms

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412211.jpg

630 ms

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629 ms

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696 ms

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2131 ms

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7482559.jpg

733 ms

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735 ms

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2023 ms

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2132 ms

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842 ms

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3679122.jpg

950 ms

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982 ms

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1057 ms

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1806067.jpg

1086 ms

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5112859.jpg

1164 ms

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1188 ms

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10363353.jpg

1271 ms

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2021 ms

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8250554.jpg

2018 ms

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2799167.jpg

1381 ms

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1488 ms

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3052367.jpg

2028 ms

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9383132.jpg

2120 ms

3434666.jpg

3434666.jpg

2224 ms

1075480.jpg

1075480.jpg

2121 ms

3602710.jpg

3602710.jpg

2102 ms

fa-solid-900.woff

fa-solid-900.woff

2130 ms

fa-regular-400.woff

fa-regular-400.woff

1819 ms

8367202.jpg

8367202.jpg

1858 ms

8036569.jpg

8036569.jpg

1784 ms

9878765.jpg

9878765.jpg

1754 ms

1778768.jpg

1778768.jpg

1813 ms

3057325.gif

3057325.gif

1812 ms

286915.jpg

286915.jpg

1753 ms

5212027.jpg

5212027.jpg

1721 ms

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1981869.jpg

1727 ms

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1815 ms

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1751 ms

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8027318.jpg

1739 ms

10475966.jpg

10475966.jpg

1737 ms

email.gif

email.gif

1631 ms

star_empty.png

star_empty.png

1653 ms

star_filled.png

star_filled.png

1587 ms

Accessibility Review

koeln.online-pizza.de accessibility score

87

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

koeln.online-pizza.de best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

koeln.online-pizza.de SEO score

82

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

Image elements do not have [alt] attributes

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

    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 Koeln.online-pizza.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 Koeln.online-pizza.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

koeln.online-pizza.de

Open Graph description is not detected on the main page of Koeln Online Pizza. 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: