Report Summary

  • 21

    Performance

    Renders faster than
    40% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

diveandtravel.nl

Dive and Travel Duikvakantie - Beleef de wereld onderwater

Page Load Speed

3 sec in total

First Response

274 ms

Resources Loaded

2.3 sec

Page Rendered

395 ms

diveandtravel.nl screenshot

About Website

Click here to check amazing Dive And Travel content. Otherwise, check out these important facts you probably never knew about diveandtravel.nl

✅ Dive and Travel is de specialist voor uw duikvakantie! ✅ Bij ons bent u aan het juiste adres voor duikreizen naar de mooiste duiklocaties wereldwijd.

Visit diveandtravel.nl

Key Findings

We analyzed Diveandtravel.nl page load time and found that the first response time was 274 ms and then it took 2.7 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. This domain responded with an error, which can significantly jeopardize Diveandtravel.nl rating and web reputation

Performance Metrics

diveandtravel.nl performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value19.4 s

0/100

25%

SI (Speed Index)

Value9.0 s

15/100

10%

TBT (Total Blocking Time)

Value470 ms

61/100

30%

CLS (Cumulative Layout Shift)

Value0.672

8/100

15%

TTI (Time to Interactive)

Value20.9 s

1/100

10%

Network Requests Diagram

diveandtravel.nl

274 ms

www.diveandtravel.nl

538 ms

jquery-ui.css

29 ms

7bd8b1cb33f1a2334cf09a1e82b22b42.css

168 ms

a6c7b56faae1d529940ce141ad65cd7a.css

328 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 83% of them (34 requests) were addressed to the original Diveandtravel.nl, 7% (3 requests) were made to Ajax.googleapis.com and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (673 ms) belongs to the original domain Diveandtravel.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 162.5 kB (16%)

Content Size

1.0 MB

After Optimization

857.9 kB

In fact, the total size of Diveandtravel.nl main page is 1.0 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. 35% of websites need less resources to load. Images take 844.9 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 49.0 kB

  • Original 59.3 kB
  • After minification 57.2 kB
  • After compression 10.3 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 49.0 kB or 83% of the original size.

Image Optimization

-4%

Potential reduce by 32.5 kB

  • Original 844.9 kB
  • After minification 812.4 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. Dive And Travel images are well optimized though.

JavaScript Optimization

-44%

Potential reduce by 19.3 kB

  • Original 43.5 kB
  • After minification 43.5 kB
  • After compression 24.2 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 19.3 kB or 44% of the original size.

CSS Optimization

-85%

Potential reduce by 61.8 kB

  • Original 72.7 kB
  • After minification 49.5 kB
  • After compression 10.9 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. Diveandtravel.nl needs all CSS files to be minified and compressed as it can save up to 61.8 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (19%)

Requests Now

37

After Optimization

30

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dive And Travel. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

diveandtravel.nl accessibility score

61

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

diveandtravel.nl best practices score

67

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

High

Browser errors were logged to the console

SEO Factors

diveandtravel.nl SEO score

83

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

    NL

  • Language Claimed

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Diveandtravel.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it matches the claimed language. Our system also found out that Diveandtravel.nl 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 description is not detected on the main page of Dive And Travel. 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: