Tools & Wizards About Us
birdinvest.nl screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

birdinvest.nl

BIRD invest - ervaren en veelzijdig in investerings- en bouwkostenadvies

Page Load Speed

13 sec in total

First Response

3.4 sec

Resources Loaded

9.4 sec

Page Rendered

195 ms

birdinvest.nl screenshot

About Website

Click here to check amazing BIRD Invest content. Otherwise, check out these important facts you probably never knew about birdinvest.nl

BIRD invest - investerings- en bouwkostenadvies is uw meedenkende partner op het gebied van calculatie, advies, bestaand vastgoed, 3D BIM en mediation.

Visit birdinvest.nl

Key Findings

We analyzed Birdinvest.nl page load time and found that the first response time was 3.4 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

birdinvest.nl performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

7/100

10%

LCP (Largest Contentful Paint)

Value8.0 s

2/100

25%

SI (Speed Index)

Value12.9 s

2/100

10%

TBT (Total Blocking Time)

Value110 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.058

98/100

15%

TTI (Time to Interactive)

Value9.3 s

31/100

10%

Network Requests Diagram

www.birdinvest.nl

3358 ms

wp-emoji-release.min.js

99 ms

style.css

199 ms

layout.css

273 ms

jquery.fancybox-1.3.8.min.css

272 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 94% of them (45 requests) were addressed to the original Birdinvest.nl, 4% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (3.4 sec) belongs to the original domain Birdinvest.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 124.8 kB (10%)

Content Size

1.3 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Birdinvest.nl main page is 1.3 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. 30% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 52.8 kB

  • Original 63.6 kB
  • After minification 57.8 kB
  • After compression 10.8 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. 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 52.8 kB or 83% of the original size.

Image Optimization

-5%

Potential reduce by 58.7 kB

  • Original 1.1 MB
  • After minification 1.0 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. BIRD Invest images are well optimized though.

JavaScript Optimization

-8%

Potential reduce by 7.1 kB

  • Original 93.6 kB
  • After minification 93.5 kB
  • After compression 86.4 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

-20%

Potential reduce by 6.1 kB

  • Original 31.0 kB
  • After minification 30.7 kB
  • After compression 24.9 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. Birdinvest.nl needs all CSS files to be minified and compressed as it can save up to 6.1 kB or 20% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (56%)

Requests Now

43

After Optimization

19

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of BIRD Invest. 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 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.birdinvest.nl

www.birdinvest.nl

3358 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

99 ms

style.css

style.css

199 ms

layout.css

layout.css

273 ms

jquery.fancybox-1.3.8.min.css

jquery.fancybox-1.3.8.min.css

272 ms

jquery.js

jquery.js

376 ms

jquery-migrate.min.js

jquery-migrate.min.js

290 ms

third-party.js

third-party.js

294 ms

modernizr.js

modernizr.js

295 ms

general.js

general.js

365 ms

shortcodes.css

shortcodes.css

366 ms

custom.css

custom.css

393 ms

mediaqueries.css

mediaqueries.css

434 ms

birdinvest.css

birdinvest.css

434 ms

print.css

print.css

458 ms

comment-reply.min.js

comment-reply.min.js

458 ms

wp-embed.min.js

wp-embed.min.js

469 ms

jquery.cycle.js

jquery.cycle.js

487 ms

jquery.cycle.carousel.js

jquery.cycle.carousel.js

492 ms

jquery.equalheights.js

jquery.equalheights.js

486 ms

jquery.backstretch.js

jquery.backstretch.js

552 ms

init.js

init.js

553 ms

jquery.fancybox-1.3.8.min.js

jquery.fancybox-1.3.8.min.js

564 ms

jquery.easing.min.js

jquery.easing.min.js

582 ms

jquery.mousewheel.min.js

jquery.mousewheel.min.js

585 ms

analytics.js

analytics.js

20 ms

collect

collect

12 ms

js

js

113 ms

header.jpg

header.jpg

572 ms

Logo-BI-b.v-1-300x78.png

Logo-BI-b.v-1-300x78.png

335 ms

thumb.php

thumb.php

642 ms

thumb.php

thumb.php

407 ms

thumb.php

thumb.php

557 ms

thumb.php

thumb.php

668 ms

bi-cta-home.png

bi-cta-home.png

430 ms

button_diensten-1-300x64.png

button_diensten-1-300x64.png

503 ms

thumb.php

thumb.php

1225 ms

thumb.php

thumb.php

755 ms

thumb.php

thumb.php

1021 ms

thumb.php

thumb.php

1688 ms

thumb.php

thumb.php

1175 ms

thumb.php

thumb.php

1105 ms

thumb.php

thumb.php

1682 ms

thumb.php

thumb.php

1604 ms

thumb.php

thumb.php

1407 ms

thumb.php

thumb.php

1439 ms

gans.jpg

gans.jpg

1319 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

1178 ms

Accessibility Review

birdinvest.nl accessibility score

63

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.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

birdinvest.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

High

Page has valid source maps

SEO Factors

birdinvest.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 Birdinvest.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 Birdinvest.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

birdinvest.nl

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