Tools & Wizards About Us
insel-sylt.de screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 57

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

insel-sylt.de

Sylt – Alles rund um Ihren Sylt-Urlaub » Tourismus-Portal der Gemeinde Sylt

Page Load Speed

23.1 sec in total

First Response

5.6 sec

Resources Loaded

16.9 sec

Page Rendered

529 ms

insel-sylt.de screenshot

About Website

Visit insel-sylt.de now to see the best up-to-date Insel Sylt content for Germany and also check out these interesting facts you probably never knew about insel-sylt.de

"Moin" von Sylt! Planen Sie mit dem Insel Sylt Tourismus-Service Ihren gesamten Urlaub auf Sylt! Unterkunft ➤ Fahrrad ➤ E-Bike ➤ Mietwagen ➤ Strandkorb ➤ Events ➤ Ausflüge ➤ Mit persönlichen Tipps der...

Visit insel-sylt.de

Key Findings

We analyzed Insel-sylt.de page load time and found that the first response time was 5.6 sec and then it took 17.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

insel-sylt.de performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.7 s

0/100

10%

LCP (Largest Contentful Paint)

Value9.8 s

0/100

25%

SI (Speed Index)

Value26.0 s

0/100

10%

TBT (Total Blocking Time)

Value17,170 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.012

100/100

15%

TTI (Time to Interactive)

Value34.3 s

0/100

10%

Network Requests Diagram

www.insel-sylt.de

5612 ms

css

65 ms

css

79 ms

results.css

240 ms

styles_min.css

240 ms

Our browser made a total of 152 requests to load all elements on the main page. We found that 6% of them (9 requests) were addressed to the original Insel-sylt.de, 46% (70 requests) were made to Images.insel-sylt.de and 16% (24 requests) were made to Data.insel-sylt.de. The less responsive or slowest element that took the longest time to load (9.3 sec) relates to the external source Data.insel-sylt.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.1 MB (49%)

Content Size

4.4 MB

After Optimization

2.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Insel-sylt.de main page is 4.4 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. 50% of websites need less resources to load. Javascripts take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 184.4 kB

  • Original 211.7 kB
  • After minification 168.2 kB
  • After compression 27.3 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. This page needs HTML code to be minified as it can gain 43.5 kB, which is 21% 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 184.4 kB or 87% of the original size.

Image Optimization

-4%

Potential reduce by 59.5 kB

  • Original 1.7 MB
  • After minification 1.6 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. Insel Sylt images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 1.1 MB

  • Original 1.7 MB
  • After minification 1.6 MB
  • After compression 513.8 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 1.1 MB or 69% of the original size.

CSS Optimization

-87%

Potential reduce by 736.1 kB

  • Original 842.9 kB
  • After minification 709.1 kB
  • After compression 106.8 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. Insel-sylt.de needs all CSS files to be minified and compressed as it can save up to 736.1 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 51 (35%)

Requests Now

145

After Optimization

94

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 145 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Insel Sylt. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.insel-sylt.de

www.insel-sylt.de

5612 ms

css

css

65 ms

css

css

79 ms

results.css

results.css

240 ms

styles_min.css

styles_min.css

240 ms

ad3ecce4e671ec1b7e940ff95ba4b2bc.css

ad3ecce4e671ec1b7e940ff95ba4b2bc.css

5093 ms

c5375596f72a5430d472bb3e00f3a6ec.js

c5375596f72a5430d472bb3e00f3a6ec.js

1455 ms

conversion.js

conversion.js

19 ms

js

js

81 ms

b4349b1429104d89d107f610de1f11d0.js

b4349b1429104d89d107f610de1f11d0.js

9263 ms

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1525 ms

flugzeugltr.png

flugzeugltr.png

700 ms

auto.png

auto.png

577 ms

zug_special.png

zug_special.png

1129 ms

zug.png

zug.png

813 ms

strandkorbteaserbild.jpg

strandkorbteaserbild.jpg

817 ms

sprite-pfeile.png

sprite-pfeile.png

582 ms

topmenu.png

topmenu.png

266 ms

topmenu_trenner.png

topmenu_trenner.png

269 ms

mobile-strandkorbbanner.png

mobile-strandkorbbanner.png

484 ms

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374 ms

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501 ms

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625 ms

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526 ms

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635 ms

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610 ms

logo.png

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857 ms

leer.png

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652 ms

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737 ms

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753 ms

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761 ms

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779 ms

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863 ms

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876 ms

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887 ms

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904 ms

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1769 ms

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1102 ms

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1002 ms

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1124 ms

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1030 ms

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1482 ms

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1156 ms

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1227 ms

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2081 ms

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1353 ms

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1592 ms

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1826 ms

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2038 ms

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1638 ms

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107 ms

suche.png

suche.png

254 ms

sprite-schriften.png

sprite-schriften.png

4181 ms

navlist_icon.png

navlist_icon.png

360 ms

sprite-phone.png

sprite-phone.png

463 ms

full_transparent_pixel.png

full_transparent_pixel.png

374 ms

sprite-buttons-icons.png

sprite-buttons-icons.png

711 ms

uksearchteaser.png

uksearchteaser.png

500 ms

pfeile-2.png

pfeile-2.png

591 ms

trans90.png

trans90.png

597 ms

double_arrow_left.png

double_arrow_left.png

643 ms

double_arrow_right.png

double_arrow_right.png

686 ms

search_calendar.png

search_calendar.png

723 ms

sprite2.png

sprite2.png

769 ms

footermenu_trenner.png

footermenu_trenner.png

808 ms

gtm.js

gtm.js

90 ms

72 ms

46 ms

ga.js

ga.js

24 ms

analytics.js

analytics.js

55 ms

__utm.gif

__utm.gif

35 ms

collect

collect

30 ms

collect

collect

55 ms

collect

collect

43 ms

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1351 ms

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1385 ms

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1462 ms

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1506 ms

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1548 ms

174 ms

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1573 ms

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1504 ms

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2071 ms

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1481 ms

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1970 ms

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1630 ms

ab.css

ab.css

293 ms

custom.modernizr.js

custom.modernizr.js

275 ms

nl,csslist:zf.css

nl,csslist:zf.css

395 ms

nl,css:zf,www%7Caffiliate%7Cflightmask~stylebase,format3,style1,libs%7Cyaml%7Ccore~base,core%7Cscreen~base.css

nl,css:zf,www%7Caffiliate%7Cflightmask~stylebase,format3,style1,libs%7Cyaml%7Ccore~base,core%7Cscreen~base.css

408 ms

jquery-ui-ab-theme.css

jquery-ui-ab-theme.css

461 ms

nl,js:zf,libs%7Cjquery~jquery,ui%7Cjquery-ui,libs%7Cjquery%7Cui%7Ci18n~jquery.ui.datepicker-de,www~main,www%7Caffiliate~flightmask.js

nl,js:zf,libs%7Cjquery~jquery,ui%7Cjquery-ui,libs%7Cjquery%7Cui%7Ci18n~jquery.ui.datepicker-de,www~main,www%7Caffiliate~flightmask.js

724 ms

nl,jslist:zf.js

nl,jslist:zf.js

408 ms

mmcore.js

mmcore.js

43 ms

require-2.1.10.js

require-2.1.10.js

380 ms

icon_VA.jpg

icon_VA.jpg

1460 ms

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1450 ms

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1471 ms

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1545 ms

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1698 ms

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1496 ms

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1761 ms

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1562 ms

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1582 ms

I_b38f249c53.png

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2134 ms

sylt_footer.png

sylt_footer.png

1582 ms

loading.gif

loading.gif

2010 ms

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1943 ms

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2121 ms

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1647 ms

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1676 ms

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1863 ms

23 ms

33 ms

content_default.jpg

content_default.jpg

104 ms

content_GWT.jpg

content_GWT.jpg

104 ms

form_background.jpg

form_background.jpg

127 ms

button_red.png

button_red.png

91 ms

app.js

app.js

93 ms

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1939 ms

jquery.routing.js

jquery.routing.js

92 ms

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1793 ms

common.js

common.js

94 ms

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2306 ms

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1733 ms

jquery-1.9.1.js

jquery-1.9.1.js

271 ms

ab.js

ab.js

94 ms

smartad.js

smartad.js

92 ms

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1861 ms

routing

routing

224 ms

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1861 ms

doT.js

doT.js

91 ms

slogger.js

slogger.js

93 ms

jquery-1.10.2.js

jquery-1.10.2.js

274 ms

smartad.js

smartad.js

93 ms

fbds.js

fbds.js

216 ms

index.php

index.php

331 ms

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sprite_inspirier.png

130 ms

plus_short.png

plus_short.png

129 ms

full_transparent_pixel.png

full_transparent_pixel.png

241 ms

17 ms

common.js

common.js

21 ms

util.js

util.js

49 ms

stats.js

stats.js

61 ms

AuthenticationService.Authenticate

AuthenticationService.Authenticate

168 ms

765e4f8f8086ace0de3bc1a321e83a76.css

765e4f8f8086ace0de3bc1a321e83a76.css

127 ms

Track

Track

775 ms

3 ms

Accessibility Review

insel-sylt.de accessibility score

57

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

[aria-*] attributes do not match their roles

High

ARIA input fields 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.

High

[aria-*] attributes do not have valid values

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

insel-sylt.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

High

Missing source maps for large first-party JavaScript

SEO Factors

insel-sylt.de SEO score

92

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Insel-sylt.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Insel-sylt.de 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

insel-sylt.de

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