Tools & Wizards About Us
bto.de screenshot

Report Summary

  • 79

    Performance

    Renders faster than
    85% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

bto.de

Paketreiseveranstalter - Reisen - BTO International GmbH

Page Load Speed

2.8 sec in total

First Response

422 ms

Resources Loaded

2.3 sec

Page Rendered

112 ms

bto.de screenshot

About Website

Welcome to bto.de homepage info - get ready to check BTO best content right away, or after learning these important things about bto.de

Reisen beim Paketreiseveranstalter online buchen. Top-Angebote für Busreisen, Flugreisen, Kreuzfahrten, Kurreisen, Last-Minute Reisen und Kurzreisen.

Visit bto.de

Key Findings

We analyzed Bto.de page load time and found that the first response time was 422 ms and then it took 2.4 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

bto.de performance score

79

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

79/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

39/100

25%

SI (Speed Index)

Value4.4 s

74/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.023

100/100

15%

TTI (Time to Interactive)

Value3.9 s

88/100

10%

Network Requests Diagram

bto.de

422 ms

www.bto.de

667 ms

style.css

113 ms

style.css

222 ms

jquery.min.js

443 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that all of those requests were addressed to Bto.de and no external sources were called. The less responsive or slowest element that took the longest time to load (848 ms) belongs to the original domain Bto.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 24.7 kB (8%)

Content Size

294.5 kB

After Optimization

269.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bto.de main page is 294.5 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. 30% of websites need less resources to load. Images take 225.8 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 18.1 kB

  • Original 21.8 kB
  • After minification 19.3 kB
  • After compression 3.7 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. This page needs HTML code to be minified as it can gain 2.5 kB, which is 11% 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 18.1 kB or 83% of the original size.

Image Optimization

-2%

Potential reduce by 4.6 kB

  • Original 225.8 kB
  • After minification 221.2 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. BTO images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 191 B

  • Original 38.6 kB
  • After minification 38.6 kB
  • After compression 38.4 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

-21%

Potential reduce by 1.7 kB

  • Original 8.3 kB
  • After minification 8.3 kB
  • After compression 6.6 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. Bto.de needs all CSS files to be minified and compressed as it can save up to 1.7 kB or 21% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (9%)

Requests Now

32

After Optimization

29

  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of BTO. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

bto.de

bto.de

422 ms

www.bto.de

www.bto.de

667 ms

style.css

style.css

113 ms

style.css

style.css

222 ms

jquery.min.js

jquery.min.js

443 ms

jquery.bxslider.min.js

jquery.bxslider.min.js

329 ms

jquery.bxslider.css

jquery.bxslider.css

329 ms

head1.png

head1.png

329 ms

btn_submit.gif

btn_submit.gif

330 ms

question.gif

question.gif

329 ms

lock.gif

lock.gif

437 ms

a001.jpg

a001.jpg

429 ms

logo.png

logo.png

213 ms

gradient35m.png

gradient35m.png

211 ms

reflect.php

reflect.php

322 ms

reflect.php

reflect.php

329 ms

reflect.php

reflect.php

431 ms

reflect.php

reflect.php

330 ms

reflect.php

reflect.php

330 ms

reflect.php

reflect.php

435 ms

reflect.php

reflect.php

434 ms

reflect.php

reflect.php

435 ms

reflect.php

reflect.php

438 ms

reflect.php

reflect.php

539 ms

reflect.php

reflect.php

542 ms

reflect.php

reflect.php

653 ms

Button-BTO_Last%20Minute_weiss.jpg

Button-BTO_Last%20Minute_weiss.jpg

652 ms

Button-BTO_Kurreisen-Polnische-Ostsee.jpg

Button-BTO_Kurreisen-Polnische-Ostsee.jpg

654 ms

Button-BTO_Top-Busreisen_Katalog-2025_weiss.jpg

Button-BTO_Top-Busreisen_Katalog-2025_weiss.jpg

656 ms

reader.png

reader.png

649 ms

trebuc.ttf

trebuc.ttf

848 ms

foot.png

foot.png

508 ms

bx_loader.gif

bx_loader.gif

513 ms

controls.png

controls.png

512 ms

stylep.css

stylep.css

111 ms

Accessibility Review

bto.de accessibility score

77

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.

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

bto.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

bto.de SEO score

62

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

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 Bto.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 Bto.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

bto.de

Open Graph description is not detected on the main page of BTO. 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: