Tools & Wizards About Us
vlie.nl screenshot

Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

vlie.nl

300+ vakantieverblijven op Vlieland | vakantiehuis, appartement of hotel op Vlieland

Page Load Speed

10.8 sec in total

First Response

1.1 sec

Resources Loaded

9.4 sec

Page Rendered

284 ms

vlie.nl screenshot

About Website

Visit vlie.nl now to see the best up-to-date Vlie content and also check out these interesting facts you probably never knew about vlie.nl

Vlieland vakantie eiland - Vakantiehuisjes op Vlieland, Appartementen op Vlieland, Bungalows op Vlieland, Fietsen op Vlieland, Wandelen op Vlieland | Vlieland, vakantie eiland met strand, duinen, zee

Visit vlie.nl

Key Findings

We analyzed Vlie.nl page load time and found that the first response time was 1.1 sec and then it took 9.6 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

vlie.nl performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

17/100

10%

LCP (Largest Contentful Paint)

Value21.1 s

0/100

25%

SI (Speed Index)

Value14.5 s

1/100

10%

TBT (Total Blocking Time)

Value630 ms

47/100

30%

CLS (Cumulative Layout Shift)

Value0.021

100/100

15%

TTI (Time to Interactive)

Value20.4 s

2/100

10%

Network Requests Diagram

op-vlieland.nl

1114 ms

bootstrap.min.css

36 ms

jquery.min.js

22 ms

style.css

324 ms

site_pageB.css

325 ms

Our browser made a total of 125 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Vlie.nl, 14% (18 requests) were made to Langsdekust.nl and 10% (12 requests) were made to Opdewadden.nl. The less responsive or slowest element that took the longest time to load (4.4 sec) relates to the external source Op-vlieland.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 484.6 kB (3%)

Content Size

15.1 MB

After Optimization

14.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vlie.nl main page is 15.1 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. 55% of websites need less resources to load. Images take 14.9 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 55.0 kB

  • Original 68.2 kB
  • After minification 65.0 kB
  • After compression 13.1 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 55.0 kB or 81% of the original size.

Image Optimization

-3%

Potential reduce by 421.4 kB

  • Original 14.9 MB
  • After minification 14.4 MB

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. Vlie images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 5.2 kB

  • Original 120.3 kB
  • After minification 120.3 kB
  • After compression 115.1 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

-8%

Potential reduce by 2.9 kB

  • Original 35.2 kB
  • After minification 35.2 kB
  • After compression 32.2 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. Vlie.nl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 20 (16%)

Requests Now

123

After Optimization

103

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 123 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vlie. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

op-vlieland.nl

op-vlieland.nl

1114 ms

bootstrap.min.css

bootstrap.min.css

36 ms

jquery.min.js

jquery.min.js

22 ms

style.css

style.css

324 ms

site_pageB.css

site_pageB.css

325 ms

frmStyleB.css

frmStyleB.css

322 ms

cssmap-europe.css

cssmap-europe.css

400 ms

jquery-1.11.0.min.js

jquery-1.11.0.min.js

510 ms

jquery.balloon.min.js

jquery.balloon.min.js

580 ms

jquery.mousewheel.min.js

jquery.mousewheel.min.js

581 ms

format.js

format.js

582 ms

site_pageB.js

site_pageB.js

586 ms

frmKalenderB.js

frmKalenderB.js

657 ms

jquery.cssmap.min.js

jquery.cssmap.min.js

773 ms

store_orgStats.js

store_orgStats.js

840 ms

gtm.js

gtm.js

43 ms

bootstrap.min.js

bootstrap.min.js

14 ms

js

js

56 ms

cssmap-themes.css

cssmap-themes.css

442 ms

lm_link.jpg

lm_link.jpg

642 ms

online-vergaderen.jpg

online-vergaderen.jpg

677 ms

logo.gif

logo.gif

708 ms

DJI_0011.png

DJI_0011.png

1408 ms

vroegboek.jpg

vroegboek.jpg

651 ms

dauw.jpg

dauw.jpg

665 ms

narcissen_klein.jpg

narcissen_klein.jpg

668 ms

zomer_week.jpg

zomer_week.jpg

1011 ms

2pers.jpg

2pers.jpg

1190 ms

weekend.jpg

weekend.jpg

1020 ms

midweek.jpg

midweek.jpg

1451 ms

huisdieren.jpg

huisdieren.jpg

1426 ms

schoolvakanties.jpg

schoolvakanties.jpg

1537 ms

todo2.jpg

todo2.jpg

1785 ms

v$doeksen-logo.jpg

v$doeksen-logo.jpg

1624 ms

topFoto_panostrand.jpg

topFoto_panostrand.jpg

760 ms

topFoto_ribbel.jpg

topFoto_ribbel.jpg

761 ms

topFoto_fatbikestrand.jpg

topFoto_fatbikestrand.jpg

875 ms

topFoto_ankerplaats.jpg

topFoto_ankerplaats.jpg

1045 ms

topFoto_kwelder.jpg

topFoto_kwelder.jpg

1160 ms

topFoto_duin.jpg

topFoto_duin.jpg

1447 ms

topFoto_golf.jpg

topFoto_golf.jpg

1364 ms

topFoto_zeehond.jpg

topFoto_zeehond.jpg

1388 ms

topFoto_ankerplaats2.jpg

topFoto_ankerplaats2.jpg

1415 ms

topFoto_zeilen.jpg

topFoto_zeilen.jpg

1847 ms

pagina_top.jpg

pagina_top.jpg

1878 ms

topFoto_paarden.jpg

topFoto_paarden.jpg

2137 ms

topFoto_werkhaven-dining.jpg

topFoto_werkhaven-dining.jpg

1982 ms

topFoto_zaagje.jpg

topFoto_zaagje.jpg

1997 ms

topFoto_duindoorn.jpg

topFoto_duindoorn.jpg

2022 ms

topFoto_badstrand-met-mensen.jpg

topFoto_badstrand-met-mensen.jpg

2251 ms

L-strandbijavond.jpg

L-strandbijavond.jpg

2600 ms

en.jpg

en.jpg

89 ms

de.jpg

de.jpg

261 ms

facebook.png

facebook.png

263 ms

foto-1.jpg

foto-1.jpg

348 ms

foto-1.jpg

foto-1.jpg

950 ms

foto-1.jpg

foto-1.jpg

1120 ms

foto-1.jpg

foto-1.jpg

435 ms

foto-1.jpg

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906 ms

foto-1.jpg

foto-1.jpg

1263 ms

foto-1.jpg

foto-1.jpg

922 ms

foto-1.jpg

foto-1.jpg

1016 ms

foto-1.jpg

foto-1.jpg

1636 ms

foto-1.jpg

foto-1.jpg

1674 ms

foto-1.jpg

foto-1.jpg

1650 ms

foto-1.jpg

foto-1.jpg

2075 ms

foto-1.jpg

foto-1.jpg

2109 ms

foto-1.jpg

foto-1.jpg

1793 ms

foto-1.jpg

foto-1.jpg

2382 ms

foto-1.jpg

foto-1.jpg

2567 ms

foto-1.jpg

foto-1.jpg

2361 ms

foto-1.jpg

foto-1.jpg

2566 ms

foto-1.jpg

foto-1.jpg

2505 ms

foto-1.jpg

foto-1.jpg

2881 ms

foto-1.jpg

foto-1.jpg

2707 ms

foto-1.jpg

foto-1.jpg

2813 ms

foto-1.jpg

foto-1.jpg

2851 ms

foto-1.jpg

foto-1.jpg

3426 ms

foto-1.jpg

foto-1.jpg

2911 ms

foto-1.jpg

foto-1.jpg

3566 ms

foto-1.jpg

foto-1.jpg

3543 ms

foto-1.jpg

foto-1.jpg

3628 ms

foto-1.jpg

foto-1.jpg

3829 ms

foto-1.jpg

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3772 ms

foto-1.jpg

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3686 ms

foto-1.jpg

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4061 ms

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4313 ms

4429 ms

foto-1.jpg

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3948 ms

foto-1.jpg

foto-1.jpg

3859 ms

foto-1.jpg

foto-1.jpg

4300 ms

foto-1.jpg

foto-1.jpg

3976 ms

foto-1.jpg

foto-1.jpg

3562 ms

foto-1.jpg

foto-1.jpg

3547 ms

foto-1.jpg

foto-1.jpg

4171 ms

wattedoen.jpg

wattedoen.jpg

4260 ms

slkbk_bgg.jpg

slkbk_bgg.jpg

4134 ms

duurzaam-op-vlieland.jpg

duurzaam-op-vlieland.jpg

3645 ms

itgwo-logo.jpg

itgwo-logo.jpg

3399 ms

foto-1.jpg

foto-1.jpg

3305 ms

strandz_buiten.jpg

strandz_buiten.jpg

3924 ms

a_beavantwillert.jpg

a_beavantwillert.jpg

3421 ms

linnenservice-logo.gif

linnenservice-logo.gif

3304 ms

bootdrukte.jpg

bootdrukte.jpg

3356 ms

logo-simpel-lente.jpg

logo-simpel-lente.jpg

3283 ms

Vuurtoren.jpg

Vuurtoren.jpg

3730 ms

new.gif

new.gif

3031 ms

v$ecvlieland.png

v$ecvlieland.png

3245 ms

foto-1.jpg

foto-1.jpg

3758 ms

foto-1.jpg

foto-1.jpg

3775 ms

vogelvlucht.gif

vogelvlucht.gif

3045 ms

foto-1.jpg

foto-1.jpg

3138 ms

foto-1.jpg

foto-1.jpg

3532 ms

foto-1.jpg

foto-1.jpg

3291 ms

foto-1.jpg

foto-1.jpg

2908 ms

foto-1.jpg

foto-1.jpg

3518 ms

foto-1.jpg

foto-1.jpg

3153 ms

pagina_top.jpg

pagina_top.jpg

3044 ms

logo-op-vlieland.jpg

logo-op-vlieland.jpg

2995 ms

P_20120211_hoek-wad-westerseveld.jpg

P_20120211_hoek-wad-westerseveld.jpg

3245 ms

site_pageSubB.js

site_pageSubB.js

2196 ms

frmBasisJSB.js

frmBasisJSB.js

2392 ms

frmKalenderB.js

frmKalenderB.js

2399 ms

ftsInterpreteer.js

ftsInterpreteer.js

2436 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

57 ms

Accessibility Review

vlie.nl accessibility score

88

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

<frame> or <iframe> elements do not have a title

Best Practices

vlie.nl 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

vlie.nl SEO score

93

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

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

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    NL

  • Encoding

    WINDOWS-1252

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vlie.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 Vlie.nl main page’s claimed encoding is windows-1252. 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

vlie.nl

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