Tools & Wizards About Us
alblas.net screenshot

Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

alblas.net

Rijschool Alblas | Regio Groene Hart; alle rijbewijzen

Page Load Speed

4.7 sec in total

First Response

214 ms

Resources Loaded

2.6 sec

Page Rendered

1.9 sec

alblas.net screenshot

About Website

Welcome to alblas.net homepage info - get ready to check Alblas best content right away, or after learning these important things about alblas.net

Rijschool nodig? Kies voor kwaliteit! ✓ 60 jaar ervaring ✓ Theoriecursussen ✓ Voordelige pakketten ✓ Hoog slagingspercentage

Visit alblas.net

Key Findings

We analyzed Alblas.net page load time and found that the first response time was 214 ms and then it took 4.5 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

alblas.net performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

42/100

10%

LCP (Largest Contentful Paint)

Value4.9 s

28/100

25%

SI (Speed Index)

Value6.9 s

33/100

10%

TBT (Total Blocking Time)

Value1,780 ms

10/100

30%

CLS (Cumulative Layout Shift)

Value0.016

100/100

15%

TTI (Time to Interactive)

Value11.8 s

17/100

10%

Network Requests Diagram

alblas.net

214 ms

alblas.net

368 ms

www.alblas.net

666 ms

language-cookie.js

105 ms

jquery.min.js

219 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that 89% of them (50 requests) were addressed to the original Alblas.net, 4% (2 requests) were made to Stats.wp.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (756 ms) belongs to the original domain Alblas.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 615.3 kB (39%)

Content Size

1.6 MB

After Optimization

969.0 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Alblas.net main page is 1.6 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. 40% of websites need less resources to load. Images take 856.8 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 583.2 kB

  • Original 666.7 kB
  • After minification 659.5 kB
  • After compression 83.5 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 583.2 kB or 87% of the original size.

Image Optimization

-0%

Potential reduce by 2 B

  • Original 856.8 kB
  • After minification 856.8 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. Alblas images are well optimized though.

JavaScript Optimization

-53%

Potential reduce by 32.0 kB

  • Original 60.7 kB
  • After minification 60.7 kB
  • After compression 28.7 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 32.0 kB or 53% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (58%)

Requests Now

50

After Optimization

21

  • Images
  • JavaScript

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Alblas. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

alblas.net

alblas.net

214 ms

alblas.net

alblas.net

368 ms

www.alblas.net

www.alblas.net

666 ms

language-cookie.js

language-cookie.js

105 ms

jquery.min.js

jquery.min.js

219 ms

jquery-migrate.min.js

jquery-migrate.min.js

262 ms

jquery.blockUI.min.js

jquery.blockUI.min.js

269 ms

js.cookie.min.js

js.cookie.min.js

269 ms

woocommerce.min.js

woocommerce.min.js

323 ms

s-202422.js

s-202422.js

23 ms

js

js

77 ms

sourcebuster.min.js

sourcebuster.min.js

314 ms

order-attribution.min.js

order-attribution.min.js

361 ms

common.min.js

common.min.js

363 ms

idle-timer.min.js

idle-timer.min.js

362 ms

custom.js

custom.js

362 ms

scripts.min.js

scripts.min.js

537 ms

es6-promise.auto.min.js

es6-promise.auto.min.js

361 ms

api.js

api.js

42 ms

recaptcha.js

recaptcha.js

401 ms

frontend-bundle.min.js

frontend-bundle.min.js

423 ms

frontend-bundle.min.js

frontend-bundle.min.js

423 ms

cart_widget.min.js

cart_widget.min.js

431 ms

common.js

common.js

438 ms

main.js

main.js

494 ms

e-202422.js

e-202422.js

10 ms

script.min.js

script.min.js

509 ms

jquery.fitvids.js

jquery.fitvids.js

510 ms

sticky-elements.js

sticky-elements.js

660 ms

lazyload.min.js

lazyload.min.js

527 ms

lcp-beacon.min.js

lcp-beacon.min.js

582 ms

analytics.js

analytics.js

107 ms

modules.woff

modules.woff

460 ms

fa-solid-900.woff

fa-solid-900.woff

459 ms

monarch.ttf

monarch.ttf

283 ms

ec.js

ec.js

11 ms

nl.svg

nl.svg

203 ms

en.svg

en.svg

203 ms

logo.svg

logo.svg

205 ms

binnen-1-dag-je-theorie.png

binnen-1-dag-je-theorie.png

206 ms

hoog-slagingspercentage.png

hoog-slagingspercentage.png

208 ms

word-een-rij-instructeur.png

word-een-rij-instructeur.png

208 ms

alblas-auto-724x460.jpg

alblas-auto-724x460.jpg

425 ms

alblas-scooter-720x460-1-e1639559517729.jpg

alblas-scooter-720x460-1-e1639559517729.jpg

374 ms

aanhanger-rijbewijs-be-e1639559430275.jpg

aanhanger-rijbewijs-be-e1639559430275.jpg

379 ms

theoriecursus-rijbewijs.jpg

theoriecursus-rijbewijs.jpg

311 ms

theorieboek-auto-theorie-oefenen-e1639403832660.jpg

theorieboek-auto-theorie-oefenen-e1639403832660.jpg

421 ms

spoedcursus-auto.jpg

spoedcursus-auto.jpg

330 ms

trekker-rijbewijs-t-e1639390577243.jpg

trekker-rijbewijs-t-e1639390577243.jpg

511 ms

vrachtwagen-aanhanger-rijbewijs-ce-e1639559830254.jpg

vrachtwagen-aanhanger-rijbewijs-ce-e1639559830254.jpg

506 ms

code95-e1639560137825.jpg

code95-e1639560137825.jpg

466 ms

alblas-verkeersschool-bv.jpg

alblas-verkeersschool-bv.jpg

488 ms

alblas-je-beste-keus-e1639386934350.jpg

alblas-je-beste-keus-e1639386934350.jpg

527 ms

erkende-rijschool-vrb.jpg

erkende-rijschool-vrb.jpg

516 ms

alblas-geslaagd-1073x1073.jpg

alblas-geslaagd-1073x1073.jpg

756 ms

rixels-logo.svg

rixels-logo.svg

579 ms

Accessibility Review

alblas.net accessibility score

85

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.

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 IDs are not unique

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

Links do not have a discernible name

Best Practices

alblas.net 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

SEO Factors

alblas.net 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 Alblas.net 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 Alblas.net 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

alblas.net

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