Tools & Wizards About Us
costakreuzfahrten.at screenshot

Report Summary

  • 5

    Performance

    Renders faster than
    21% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

costakreuzfahrten.at

Costa Kreuzfahrten Österreich: Schiffsreisen Online Buchen

Page Load Speed

1.4 sec in total

First Response

275 ms

Resources Loaded

1.1 sec

Page Rendered

52 ms

costakreuzfahrten.at screenshot

About Website

Click here to check amazing Costa Kreuzfahrten content for Austria. Otherwise, check out these important facts you probably never knew about costakreuzfahrten.at

Entdecken Sie die Welt mit Costa Kreuzfahrten! Buchen Sie Ihre Schiffsreise zum garantiert besten Preis und fahren Sie zu den schönsten Häfen der Welt!

Visit costakreuzfahrten.at

Key Findings

We analyzed Costakreuzfahrten.at page load time and found that the first response time was 275 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

costakreuzfahrten.at performance score

5

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value10.3 s

0/100

10%

LCP (Largest Contentful Paint)

Value27.2 s

0/100

25%

SI (Speed Index)

Value23.5 s

0/100

10%

TBT (Total Blocking Time)

Value5,370 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.348

32/100

15%

TTI (Time to Interactive)

Value32.5 s

0/100

10%

Network Requests Diagram

costakreuzfahrten.at

275 ms

www.costakreuzfahrten.at

423 ms

main.20240426184006.css

62 ms

5dcaceb0

18 ms

additionalCommonScript.js

84 ms

Our browser made a total of 15 requests to load all elements on the main page. We found that 67% of them (10 requests) were addressed to the original Costakreuzfahrten.at, 7% (1 request) were made to Progressive.costa.it and 7% (1 request) were made to Amp.akamaized.net. The less responsive or slowest element that took the longest time to load (423 ms) belongs to the original domain Costakreuzfahrten.at.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.5 MB (73%)

Content Size

3.4 MB

After Optimization

933.6 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Costakreuzfahrten.at main page is 3.4 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. 35% of websites need less resources to load. Javascripts take 3.1 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 117.1 kB

  • Original 142.0 kB
  • After minification 141.1 kB
  • After compression 24.9 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 117.1 kB or 82% of the original size.

JavaScript Optimization

-71%

Potential reduce by 2.2 MB

  • Original 3.1 MB
  • After minification 3.1 MB
  • After compression 885.3 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 2.2 MB or 71% of the original size.

CSS Optimization

-88%

Potential reduce by 169.2 kB

  • Original 192.7 kB
  • After minification 192.4 kB
  • After compression 23.5 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. Costakreuzfahrten.at needs all CSS files to be minified and compressed as it can save up to 169.2 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (77%)

Requests Now

13

After Optimization

3

  • AJAX
  • JavaScript
  • CSS

The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Costa Kreuzfahrten. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

costakreuzfahrten.at

costakreuzfahrten.at

275 ms

www.costakreuzfahrten.at

www.costakreuzfahrten.at

423 ms

main.20240426184006.css

main.20240426184006.css

62 ms

5dcaceb0

5dcaceb0

18 ms

additionalCommonScript.js

additionalCommonScript.js

84 ms

jquery-3.4.1.min.js

jquery-3.4.1.min.js

86 ms

player.esi

player.esi

98 ms

clientlib-callMeBack.js

clientlib-callMeBack.js

36 ms

main.20240426184004.js

main.20240426184004.js

219 ms

vendor-react.20240426184004.js

vendor-react.20240426184004.js

156 ms

vendor-corejs.20240426184004.js

vendor-corejs.20240426184004.js

42 ms

NiEWMMBQQB

NiEWMMBQQB

51 ms

launch-EN2b2f72424b524f429ae00270b4e77437.min.js

launch-EN2b2f72424b524f429ae00270b4e77437.min.js

59 ms

ZE7RT-BLRBW-PZ2EQ-73D8A-QUMMV

ZE7RT-BLRBW-PZ2EQ-73D8A-QUMMV

73 ms

config.json

config.json

34 ms

Accessibility Review

costakreuzfahrten.at accessibility score

79

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

costakreuzfahrten.at 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

High

Missing source maps for large first-party JavaScript

SEO Factors

costakreuzfahrten.at SEO score

91

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

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 Costakreuzfahrten.at 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 Costakreuzfahrten.at 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

costakreuzfahrten.at

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