Tools & Wizards About Us
nieuwbouw-rotterdam.nl screenshot

Report Summary

  • 55

    Performance

    Renders faster than
    72% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 96

    SEO

    Google-friendlier than
    90% of websites

nieuwbouw-rotterdam.nl

Nieuwbouw Rotterdam | 5.549 huizen in 81 regionale projecten verkoop en verhuur

Page Load Speed

4.6 sec in total

First Response

450 ms

Resources Loaded

3.9 sec

Page Rendered

321 ms

nieuwbouw-rotterdam.nl screenshot

About Website

Welcome to nieuwbouw-rotterdam.nl homepage info - get ready to check Nieuwbouw Rotterdam best content right away, or after learning these important things about nieuwbouw-rotterdam.nl

Nieuwbouw-rotterdam.nl biedt met 5.549 huizen, appartementen en woningen in 33 nieuwbouwprojecten het meest complete woningaanbod van regio Rotterdam

Visit nieuwbouw-rotterdam.nl

Key Findings

We analyzed Nieuwbouw-rotterdam.nl page load time and found that the first response time was 450 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

nieuwbouw-rotterdam.nl performance score

55

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

31/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

17/100

25%

SI (Speed Index)

Value7.3 s

29/100

10%

TBT (Total Blocking Time)

Value220 ms

88/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value9.3 s

31/100

10%

Network Requests Diagram

www.nieuwbouw-rotterdam.nl

450 ms

css

36 ms

app.css

288 ms

api.js

38 ms

manifest.js

265 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 22% of them (11 requests) were addressed to the original Nieuwbouw-rotterdam.nl, 53% (27 requests) were made to Maps.nbo.nl and 16% (8 requests) were made to X.static.nbo.nl. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source Maps.nbo.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 166.6 kB (7%)

Content Size

2.4 MB

After Optimization

2.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nieuwbouw-rotterdam.nl main page is 2.4 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. 55% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 31.3 kB

  • Original 41.6 kB
  • After minification 36.5 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. This page needs HTML code to be minified as it can gain 5.0 kB, which is 12% 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 31.3 kB or 75% of the original size.

Image Optimization

-8%

Potential reduce by 134.1 kB

  • Original 1.8 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. Nieuwbouw Rotterdam images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 1.1 kB

  • Original 480.3 kB
  • After minification 480.3 kB
  • After compression 479.2 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 190 B

  • Original 65.8 kB
  • After minification 65.8 kB
  • After compression 65.6 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. Nieuwbouw-rotterdam.nl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 4 (9%)

Requests Now

47

After Optimization

43

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nieuwbouw Rotterdam. 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 as a result speed up the page load time.

Network Requests Diagram

www.nieuwbouw-rotterdam.nl

www.nieuwbouw-rotterdam.nl

450 ms

css

css

36 ms

app.css

app.css

288 ms

api.js

api.js

38 ms

manifest.js

manifest.js

265 ms

vendor.js

vendor.js

588 ms

nbnl.js

nbnl.js

644 ms

recaptcha__en.js

recaptcha__en.js

114 ms

foto.jpg

foto.jpg

733 ms

stuc-concurrent.gif

stuc-concurrent.gif

178 ms

van-herk-nieuwbouwmakelaars.jpg

van-herk-nieuwbouwmakelaars.jpg

404 ms

woningborggroep.gif

woningborggroep.gif

365 ms

inschrijven.jpg

inschrijven.jpg

437 ms

foto.jpg

foto.jpg

820 ms

foto.jpg

foto.jpg

910 ms

foto.jpg

foto.jpg

1164 ms

foto.jpg

foto.jpg

990 ms

foto.jpg

foto.jpg

1084 ms

foto.jpg

foto.jpg

1088 ms

foto.jpg

foto.jpg

999 ms

font

font

69 ms

Simple-Line-Icons.ttf

Simple-Line-Icons.ttf

442 ms

font

font

70 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

361 ms

1354.png

1354.png

775 ms

1354.png

1354.png

1069 ms

1353.png

1353.png

1381 ms

1353.png

1353.png

1285 ms

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1355.png

1419 ms

1355.png

1355.png

1443 ms

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1354.png

1412 ms

1354.png

1354.png

1352 ms

1353.png

1353.png

1509 ms

1355.png

1355.png

1588 ms

1353.png

1353.png

1683 ms

1355.png

1355.png

1780 ms

1354.png

1354.png

1684 ms

1353.png

1353.png

1706 ms

1355.png

1355.png

1690 ms

1354.png

1354.png

1717 ms

1353.png

1353.png

1040 ms

1355.png

1355.png

771 ms

1354.png

1354.png

529 ms

1353.png

1353.png

498 ms

1355.png

1355.png

483 ms

1354.png

1354.png

479 ms

1353.png

1353.png

511 ms

1355.png

1355.png

517 ms

1354.png

1354.png

418 ms

1353.png

1353.png

465 ms

1355.png

1355.png

338 ms

Accessibility Review

nieuwbouw-rotterdam.nl accessibility score

73

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

[role]s do not have all required [aria-*] attributes

High

[aria-*] attributes do not have valid values

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

nieuwbouw-rotterdam.nl best practices score

83

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

SEO Factors

nieuwbouw-rotterdam.nl SEO score

96

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

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 Nieuwbouw-rotterdam.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 Nieuwbouw-rotterdam.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

nieuwbouw-rotterdam.nl

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