Tools & Wizards About Us
bisdomhaarlem-amsterdam.nl screenshot

Report Summary

  • 64

    Performance

    Renders faster than
    79% of other websites

  • 52

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

bisdomhaarlem-amsterdam.nl

Bisdom Haarlem-Amsterdam - Home

Page Load Speed

3.5 sec in total

First Response

931 ms

Resources Loaded

2.2 sec

Page Rendered

375 ms

bisdomhaarlem-amsterdam.nl screenshot

About Website

Welcome to bisdomhaarlem-amsterdam.nl homepage info - get ready to check Bisdom Haarlem Amsterdam best content for Netherlands right away, or after learning these important things about bisdomhaarlem-amsterdam.nl

Officiële website van Bisdom Haarlem-Amsterdam

Visit bisdomhaarlem-amsterdam.nl

Key Findings

We analyzed Bisdomhaarlem-amsterdam.nl page load time and found that the first response time was 931 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

bisdomhaarlem-amsterdam.nl performance score

64

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

36/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

7/100

25%

SI (Speed Index)

Value5.0 s

64/100

10%

TBT (Total Blocking Time)

Value80 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.067

97/100

15%

TTI (Time to Interactive)

Value5.0 s

77/100

10%

Network Requests Diagram

bisdomhaarlem-amsterdam.nl

931 ms

algemeen.css

86 ms

css3menu.css

162 ms

lightbox.css

164 ms

prototype.js

174 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 84% of them (51 requests) were addressed to the original Bisdomhaarlem-amsterdam.nl, 3% (2 requests) were made to Rkactiviteiten.nl and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Rkactiviteiten.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 158.3 kB (21%)

Content Size

740.3 kB

After Optimization

582.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bisdomhaarlem-amsterdam.nl main page is 740.3 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. Images take 559.5 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 35.2 kB

  • Original 44.8 kB
  • After minification 44.3 kB
  • After compression 9.5 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 35.2 kB or 79% of the original size.

Image Optimization

-4%

Potential reduce by 23.9 kB

  • Original 559.5 kB
  • After minification 535.5 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. Bisdom Haarlem Amsterdam images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 88.4 kB

  • Original 122.7 kB
  • After minification 90.7 kB
  • After compression 34.3 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 88.4 kB or 72% of the original size.

CSS Optimization

-80%

Potential reduce by 10.7 kB

  • Original 13.4 kB
  • After minification 11.3 kB
  • After compression 2.7 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. Bisdomhaarlem-amsterdam.nl needs all CSS files to be minified and compressed as it can save up to 10.7 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (15%)

Requests Now

60

After Optimization

51

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bisdom Haarlem Amsterdam. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

bisdomhaarlem-amsterdam.nl

bisdomhaarlem-amsterdam.nl

931 ms

algemeen.css

algemeen.css

86 ms

css3menu.css

css3menu.css

162 ms

lightbox.css

lightbox.css

164 ms

prototype.js

prototype.js

174 ms

scriptaculous.js

scriptaculous.js

165 ms

lightbox.js

lightbox.js

169 ms

rkahtml.php

rkahtml.php

1035 ms

effects.js

effects.js

87 ms

ga.js

ga.js

40 ms

follow_button.html

follow_button.html

119 ms

bg_head.jpg

bg_head.jpg

252 ms

logo100.jpg

logo100.jpg

90 ms

bg_left.jpg

bg_left.jpg

82 ms

bg_tableft.jpg

bg_tableft.jpg

87 ms

bttn_paasvieringen.png

bttn_paasvieringen.png

84 ms

bttn_vastenestafette2015.png

bttn_vastenestafette2015.png

87 ms

bttn_breakout2016.png

bttn_breakout2016.png

240 ms

bttn_wjd2016.png

bttn_wjd2016.png

162 ms

bttn_jaarbarmhartigheid.png

bttn_jaarbarmhartigheid.png

249 ms

bttn_meldpunt.png

bttn_meldpunt.png

166 ms

bttn_in_uit_schrijven.png

bttn_in_uit_schrijven.png

176 ms

button_extranet.jpg

button_extranet.jpg

242 ms

bttn_parochies.png

bttn_parochies.png

247 ms

button_jongerenpastoraat.png

button_jongerenpastoraat.png

259 ms

bg_input.jpg

bg_input.jpg

326 ms

rss.png

rss.png

327 ms

twitter.png

twitter.png

337 ms

facebook.png

facebook.png

336 ms

wobi.png

wobi.png

338 ms

leesverder.png

leesverder.png

343 ms

rkdocumenten200.png

rkdocumenten200.png

406 ms

zoekparochie-s.jpg

zoekparochie-s.jpg

405 ms

sk201602.jpg

sk201602.jpg

419 ms

20160316_wegen_naar_vrede.jpg

20160316_wegen_naar_vrede.jpg

496 ms

icon_photo.png

icon_photo.png

421 ms

20160312_so16_fotos.jpg

20160312_so16_fotos.jpg

590 ms

20160312_stille_omgang_fotos.jpg

20160312_stille_omgang_fotos.jpg

563 ms

20160315_jpii.jpg

20160315_jpii.jpg

564 ms

icon_video.png

icon_video.png

501 ms

20160318_martelaren.jpg

20160318_martelaren.jpg

505 ms

20160312_bavodag.jpg

20160312_bavodag.jpg

657 ms

20160306_gezinsdag.jpg

20160306_gezinsdag.jpg

663 ms

20160320_wjdag.jpg

20160320_wjdag.jpg

588 ms

20160310_mirakelweek.jpg

20160310_mirakelweek.jpg

643 ms

20160310_so16.jpg

20160310_so16.jpg

722 ms

rkactiviteiten200.png

rkactiviteiten200.png

229 ms

20160320_passieconcert.jpg

20160320_passieconcert.jpg

660 ms

__utm.gif

__utm.gif

13 ms

20160309_van_dodewaard.jpg

20160309_van_dodewaard.jpg

595 ms

imoose.png

imoose.png

644 ms

bg_rght.jpg

bg_rght.jpg

658 ms

bg_foot.jpg

bg_foot.jpg

663 ms

jot

jot

109 ms

info.json

info.json

116 ms

like.php

like.php

209 ms

qeKvIRsJabD.js

qeKvIRsJabD.js

36 ms

LVx-xkvaJ0b.png

LVx-xkvaJ0b.png

26 ms

print.css

print.css

86 ms

loading.gif

loading.gif

87 ms

closelabel.gif

closelabel.gif

85 ms

Accessibility Review

bisdomhaarlem-amsterdam.nl accessibility score

52

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.

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

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

bisdomhaarlem-amsterdam.nl best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

SEO Factors

bisdomhaarlem-amsterdam.nl SEO score

69

Search Engine Optimization Advices

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

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    EN

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bisdomhaarlem-amsterdam.nl can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Bisdomhaarlem-amsterdam.nl main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

bisdomhaarlem-amsterdam.nl

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