Tools & Wizards About Us

Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

blog.costacroisieres.fr

Costa Croisières: voyages et vacances en croisière | Costa Croisières

Page Load Speed

963 ms in total

First Response

245 ms

Resources Loaded

666 ms

Page Rendered

52 ms

About Website

Visit blog.costacroisieres.fr now to see the best up-to-date Blog Costa Croisieres content for France and also check out these interesting facts you probably never knew about blog.costacroisieres.fr

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Key Findings

We analyzed Blog.costacroisieres.fr page load time and found that the first response time was 245 ms and then it took 718 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

blog.costacroisieres.fr performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value14.5 s

0/100

10%

LCP (Largest Contentful Paint)

Value22.2 s

0/100

25%

SI (Speed Index)

Value31.3 s

0/100

10%

TBT (Total Blocking Time)

Value13,500 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.112

87/100

15%

TTI (Time to Interactive)

Value37.3 s

0/100

10%

Network Requests Diagram

blog.costacroisieres.fr

245 ms

www.costacroisieres.fr

31 ms

main.20240528152518.css

72 ms

28a83c56

25 ms

additionalCommonScript.js

60 ms

Our browser made a total of 15 requests to load all elements on the main page. We found that 7% of them (1 request) were addressed to the original Blog.costacroisieres.fr, 60% (9 requests) were made to Costacroisieres.fr and 7% (1 request) were made to Progressive.costa.it. The less responsive or slowest element that took the longest time to load (245 ms) belongs to the original domain Blog.costacroisieres.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.1 MB (77%)

Content Size

4.0 MB

After Optimization

945.6 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Blog.costacroisieres.fr main page is 4.0 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. 60% of websites need less resources to load. Javascripts take 3.7 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 99.9 kB

  • Original 123.7 kB
  • After minification 122.8 kB
  • After compression 23.8 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 99.9 kB or 81% of the original size.

JavaScript Optimization

-76%

Potential reduce by 2.8 MB

  • Original 3.7 MB
  • After minification 3.7 MB
  • After compression 898.0 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 2.8 MB or 76% of the original size.

CSS Optimization

-88%

Potential reduce by 170.2 kB

  • Original 194.0 kB
  • After minification 193.7 kB
  • After compression 23.7 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. Blog.costacroisieres.fr needs all CSS files to be minified and compressed as it can save up to 170.2 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (85%)

Requests Now

13

After Optimization

2

  • JavaScript
  • CSS

The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blog Costa Croisieres. 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 as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

blog.costacroisieres.fr accessibility score

70

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

button, link, and menuitem elements do not have accessible names.

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

blog.costacroisieres.fr 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

blog.costacroisieres.fr SEO score

84

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 doesn't use legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    FR

  • Language Claimed

    FR

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Blog.costacroisieres.fr can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and it matches the claimed language. Our system also found out that Blog.costacroisieres.fr 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 Blog Costa Croisieres. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: