Report Summary

  • 10

    Performance

    Renders faster than
    23% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 73% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

ottoundkollegen.net

Sachverständige für Immobilien und Wertgutachten

Page Load Speed

10.8 sec in total

First Response

292 ms

Resources Loaded

9.9 sec

Page Rendered

592 ms

ottoundkollegen.net screenshot

About Website

Click here to check amazing Otto Und Kollegen content. Otherwise, check out these important facts you probably never knew about ottoundkollegen.net

Was ist Ihre Immobilie wert? Wir sind die Sachverständigen aus Berlin mit 20 Jahren Erfahrung, Bestnoten und allen anspruchsvollsten Zertifizierungen.

Visit ottoundkollegen.net

Key Findings

We analyzed Ottoundkollegen.net page load time and found that the first response time was 292 ms and then it took 10.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

ottoundkollegen.net performance score

10

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value10.7 s

0/100

25%

SI (Speed Index)

Value11.3 s

5/100

10%

TBT (Total Blocking Time)

Value2,480 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.27

45/100

15%

TTI (Time to Interactive)

Value13.6 s

11/100

10%

Network Requests Diagram

ottoundkollegen.net

292 ms

www.ottoundkollegen.net

1224 ms

gzip.php

389 ms

gzip.php

410 ms

gzip.php

347 ms

Our browser made a total of 93 requests to load all elements on the main page. We found that 57% of them (53 requests) were addressed to the original Ottoundkollegen.net, 20% (19 requests) were made to Maps.googleapis.com and 9% (8 requests) were made to Maps.gstatic.com. The less responsive or slowest element that took the longest time to load (7.2 sec) belongs to the original domain Ottoundkollegen.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 813.8 kB (38%)

Content Size

2.2 MB

After Optimization

1.4 MB

In fact, the total size of Ottoundkollegen.net main page is 2.2 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 63.1 kB

  • Original 81.0 kB
  • After minification 81.0 kB
  • After compression 17.9 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 63.1 kB or 78% of the original size.

Image Optimization

-3%

Potential reduce by 33.2 kB

  • Original 1.0 MB
  • After minification 993.0 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. Otto Und Kollegen images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 704.1 kB

  • Original 1.0 MB
  • After minification 1.0 MB
  • After compression 337.9 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 704.1 kB or 68% of the original size.

CSS Optimization

-83%

Potential reduce by 13.4 kB

  • Original 16.2 kB
  • After minification 16.0 kB
  • After compression 2.8 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. Ottoundkollegen.net needs all CSS files to be minified and compressed as it can save up to 13.4 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (41%)

Requests Now

81

After Optimization

48

The browser has sent 81 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Otto Und Kollegen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

ottoundkollegen.net accessibility score

89

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

ottoundkollegen.net 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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

ottoundkollegen.net SEO score

85

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

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ottoundkollegen.net 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 Ottoundkollegen.net 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

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