Tools & Wizards About Us
amsterdamonline.nl screenshot

Report Summary

  • 77

    Performance

    Renders faster than
    85% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

amsterdamonline.nl

Amsterdam Online, vindt wat u zoekt in Amsterdam en omgeving

Page Load Speed

3.7 sec in total

First Response

768 ms

Resources Loaded

2.5 sec

Page Rendered

453 ms

amsterdamonline.nl screenshot

About Website

Visit amsterdamonline.nl now to see the best up-to-date Amsterdam Online content and also check out these interesting facts you probably never knew about amsterdamonline.nl

Amsterdamonline, de lokale bedrijvengids voor de regio Amsterdam. Vindt wat u zoekt in Amsterdam en omgeving.

Visit amsterdamonline.nl

Key Findings

We analyzed Amsterdamonline.nl page load time and found that the first response time was 768 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

amsterdamonline.nl performance score

77

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

70/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

53/100

25%

SI (Speed Index)

Value4.0 s

80/100

10%

TBT (Total Blocking Time)

Value210 ms

88/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.9 s

78/100

10%

Network Requests Diagram

amsterdamonline.nl

768 ms

main.css

251 ms

Amsterdam.css

169 ms

colorbox.css

170 ms

jwplayer.js

337 ms

Our browser made a total of 57 requests to load all elements on the main page. We found that 47% of them (27 requests) were addressed to the original Amsterdamonline.nl, 32% (18 requests) were made to Static.xx.fbcdn.net and 16% (9 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (768 ms) belongs to the original domain Amsterdamonline.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 131.8 kB (36%)

Content Size

361.8 kB

After Optimization

230.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Amsterdamonline.nl main page is 361.8 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. 50% of websites need less resources to load. Javascripts take 167.3 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 11.1 kB

  • Original 14.3 kB
  • After minification 11.8 kB
  • After compression 3.2 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 2.4 kB, which is 17% 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 11.1 kB or 78% of the original size.

Image Optimization

-3%

Potential reduce by 5.1 kB

  • Original 158.6 kB
  • After minification 153.5 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. Amsterdam Online images are well optimized though.

JavaScript Optimization

-59%

Potential reduce by 98.9 kB

  • Original 167.3 kB
  • After minification 167.0 kB
  • After compression 68.5 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 98.9 kB or 59% of the original size.

CSS Optimization

-77%

Potential reduce by 16.7 kB

  • Original 21.6 kB
  • After minification 18.9 kB
  • After compression 4.9 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. Amsterdamonline.nl needs all CSS files to be minified and compressed as it can save up to 16.7 kB or 77% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (46%)

Requests Now

56

After Optimization

30

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Amsterdam Online. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

amsterdamonline.nl

amsterdamonline.nl

768 ms

main.css

main.css

251 ms

Amsterdam.css

Amsterdam.css

169 ms

colorbox.css

colorbox.css

170 ms

jwplayer.js

jwplayer.js

337 ms

swfobject.js

swfobject.js

171 ms

jquery-1.6.2.min.js

jquery-1.6.2.min.js

383 ms

main-min.js

main-min.js

257 ms

ga.js

ga.js

31 ms

__utm.gif

__utm.gif

60 ms

logo.png

logo.png

375 ms

logotext_aol.gif

logotext_aol.gif

203 ms

facebook-icon.png

facebook-icon.png

90 ms

twitter-icon.png

twitter-icon.png

89 ms

menu_links_on.gif

menu_links_on.gif

89 ms

menu_rechts_on.gif

menu_rechts_on.gif

92 ms

menu_links.gif

menu_links.gif

199 ms

menu_rechts.gif

menu_rechts.gif

200 ms

searchbg.gif

searchbg.gif

253 ms

searchinput.gif

searchinput.gif

200 ms

search.png

search.png

268 ms

searchbg_sub.gif

searchbg_sub.gif

265 ms

rubrieken_back.gif

rubrieken_back.gif

267 ms

joro-rijshool-amsterdam.jpg

joro-rijshool-amsterdam.jpg

432 ms

01101422527jvd2.jpg

01101422527jvd2.jpg

400 ms

151008585210lebelle2.jpg

151008585210lebelle2.jpg

437 ms

31011331522afbeelding-1.png

31011331522afbeelding-1.png

347 ms

07100901562362agroep.jpg

07100901562362agroep.jpg

359 ms

footer_bg.gif

footer_bg.gif

431 ms

connect.php

connect.php

511 ms

ebiMDO3r-8l.css

ebiMDO3r-8l.css

93 ms

wakJkBioHgT.css

wakJkBioHgT.css

111 ms

k5BhlqovqZn.css

k5BhlqovqZn.css

80 ms

FAHeNGXgPup.js

FAHeNGXgPup.js

115 ms

FJmpeSpHpjS.js

FJmpeSpHpjS.js

185 ms

0wM5s1Khldu.js

0wM5s1Khldu.js

97 ms

1bNoFZUdlYZ.js

1bNoFZUdlYZ.js

218 ms

OloiM1PZafe.js

OloiM1PZafe.js

217 ms

m-2AbGY1fWh.js

m-2AbGY1fWh.js

240 ms

1FCa-btixu2.js

1FCa-btixu2.js

228 ms

Oagsvfb4VWi.js

Oagsvfb4VWi.js

232 ms

pObvZSrFc_4.js

pObvZSrFc_4.js

232 ms

Nn19HjwCsOL.js

Nn19HjwCsOL.js

234 ms

H3EKDTObx05.js

H3EKDTObx05.js

230 ms

OZFAYTv-ZUg.js

OZFAYTv-ZUg.js

336 ms

430148_342033629166120_58534014_n.jpg

430148_342033629166120_58534014_n.jpg

386 ms

12002816_901250476577763_7662972677466583103_n.png

12002816_901250476577763_7662972677466583103_n.png

379 ms

12239975_860889367363089_4954485058158115205_n.jpg

12239975_860889367363089_4954485058158115205_n.jpg

377 ms

12063380_408748179316099_4546065968536659049_n.jpg

12063380_408748179316099_4546065968536659049_n.jpg

375 ms

1391938_481897605258638_195839275_n.jpg

1391938_481897605258638_195839275_n.jpg

395 ms

249785_341968765894060_836685023_n.jpg

249785_341968765894060_836685023_n.jpg

396 ms

1656099_1025389597517929_3287162962395437340_n.jpg

1656099_1025389597517929_3287162962395437340_n.jpg

397 ms

11828658_10207056512032958_6926555123275767996_n.jpg

11828658_10207056512032958_6926555123275767996_n.jpg

408 ms

12410574_1685831744992891_8052733329822795326_n.jpg

12410574_1685831744992891_8052733329822795326_n.jpg

408 ms

wL6VQj7Ab77.png

wL6VQj7Ab77.png

298 ms

s7jcwEQH7Sx.png

s7jcwEQH7Sx.png

300 ms

gxbPuQdXIZP.png

gxbPuQdXIZP.png

65 ms

Accessibility Review

amsterdamonline.nl accessibility score

73

Accessibility Issues

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

<frame> or <iframe> elements do not have a title

High

Form elements do not have associated labels

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

amsterdamonline.nl best practices score

58

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

SEO Factors

amsterdamonline.nl SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Amsterdamonline.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch 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 Amsterdamonline.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

amsterdamonline.nl

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