Tools & Wizards About Us
heiloo.nl screenshot

Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

heiloo.nl

Heiloo | Gemeente Heiloo

Page Load Speed

4.8 sec in total

First Response

386 ms

Resources Loaded

2.8 sec

Page Rendered

1.6 sec

heiloo.nl screenshot

About Website

Welcome to heiloo.nl homepage info - get ready to check Heiloo best content right away, or after learning these important things about heiloo.nl

Officiële website van gemeente Heiloo. Informatie over wonen, werken en vrije tijd in Heiloo.

Visit heiloo.nl

Key Findings

We analyzed Heiloo.nl page load time and found that the first response time was 386 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

heiloo.nl performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

43/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

61/100

25%

SI (Speed Index)

Value5.7 s

51/100

10%

TBT (Total Blocking Time)

Value1,070 ms

25/100

30%

CLS (Cumulative Layout Shift)

Value0.056

98/100

15%

TTI (Time to Interactive)

Value8.4 s

39/100

10%

Network Requests Diagram

heiloo.nl

386 ms

heiloo.nl

394 ms

www.heiloo.nl

939 ms

merged-66f620e8a233da2d15c738d579779ac0.css

271 ms

merged-422e8a0d079dd38ec45497c1144e39ca.css

274 ms

Our browser made a total of 62 requests to load all elements on the main page. We found that 90% of them (56 requests) were addressed to the original Heiloo.nl, 3% (2 requests) were made to Googletagmanager.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (939 ms) belongs to the original domain Heiloo.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 107.7 kB (32%)

Content Size

334.2 kB

After Optimization

226.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Heiloo.nl main page is 334.2 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 40% of websites need less resources to load. Javascripts take 118.1 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 99.4 kB

  • Original 116.3 kB
  • After minification 89.6 kB
  • After compression 16.8 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. This page needs HTML code to be minified as it can gain 26.7 kB, which is 23% 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 99.4 kB or 86% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 65.9 kB
  • After minification 65.9 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. Heiloo images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 50 B

  • Original 118.1 kB
  • After minification 118.1 kB
  • After compression 118.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-24%

Potential reduce by 8.2 kB

  • Original 33.9 kB
  • After minification 33.4 kB
  • After compression 25.7 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. Heiloo.nl needs all CSS files to be minified and compressed as it can save up to 8.2 kB or 24% of the original size.

Requests Breakdown

Number of requests can be reduced by 53 (90%)

Requests Now

59

After Optimization

6

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Heiloo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 37 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

heiloo.nl

heiloo.nl

386 ms

heiloo.nl

heiloo.nl

394 ms

www.heiloo.nl

www.heiloo.nl

939 ms

merged-66f620e8a233da2d15c738d579779ac0.css

merged-66f620e8a233da2d15c738d579779ac0.css

271 ms

merged-422e8a0d079dd38ec45497c1144e39ca.css

merged-422e8a0d079dd38ec45497c1144e39ca.css

274 ms

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merged-7d6803f77344cba7bb15fa6702973636.css

272 ms

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merged-9bee6aadbce333070836f99247d61b20.css

275 ms

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merged-53ccdc30a9e08da21a05a6a3ac7dc97e.css

283 ms

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282 ms

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361 ms

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361 ms

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362 ms

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365 ms

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374 ms

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373 ms

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452 ms

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450 ms

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451 ms

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455 ms

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465 ms

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467 ms

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539 ms

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540 ms

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541 ms

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546 ms

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557 ms

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559 ms

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628 ms

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628 ms

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632 ms

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637 ms

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649 ms

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652 ms

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716 ms

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717 ms

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724 ms

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727 ms

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740 ms

js

js

58 ms

obi-launcher.bundle.js

obi-launcher.bundle.js

509 ms

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571 ms

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542 ms

OpenGemeentenCmsForm-Form.min.js

OpenGemeentenCmsForm-Form.min.js

590 ms

OpenGemeentenCalamity-Index.min.js

OpenGemeentenCalamity-Index.min.js

590 ms

OpenGemeentenReadspeaker.min.js

OpenGemeentenReadspeaker.min.js

588 ms

OpenGemeentenSiteSearch-PageHeader-Search.min.js

OpenGemeentenSiteSearch-PageHeader-Search.min.js

581 ms

OpenGemeentenCeFeatureCollapsible.min.js

OpenGemeentenCeFeatureCollapsible.min.js

582 ms

scrollbehavior.min.js

scrollbehavior.min.js

557 ms

OpenGemeentenSite-Base.min.js

OpenGemeentenSite-Base.min.js

558 ms

OpenGemeentenSite-Focusable.min.js

OpenGemeentenSite-Focusable.min.js

558 ms

OpenGemeentenSite-FragmentScroll.min.js

OpenGemeentenSite-FragmentScroll.min.js

557 ms

OpenGemeentenSite-Media.min.js

OpenGemeentenSite-Media.min.js

582 ms

OpenGemeentenSite-PageHeader-Collapsible.min.js

OpenGemeentenSite-PageHeader-Collapsible.min.js

583 ms

OpenGemeentenSite-Viewport.min.js

OpenGemeentenSite-Viewport.min.js

548 ms

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548 ms

logo-heiloo.svg

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245 ms

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285 ms

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302 ms

js

js

61 ms

analytics.js

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22 ms

collect

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65 ms

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288 ms

Accessibility Review

heiloo.nl accessibility score

100

Accessibility Issues

Best Practices

heiloo.nl best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

heiloo.nl SEO score

100

Search Engine Optimization Advices

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

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Heiloo.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 Heiloo.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

heiloo.nl

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