Tools & Wizards About Us
professorenwijkoost.nextdoor.nl screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

professorenwijkoost.nextdoor.nl

Nextdoor

Page Load Speed

3.1 sec in total

First Response

179 ms

Resources Loaded

2.7 sec

Page Rendered

190 ms

professorenwijkoost.nextdoor.nl screenshot

About Website

Visit professorenwijkoost.nextdoor.nl now to see the best up-to-date Professorenwijkoost Nextdoor content for Netherlands and also check out these interesting facts you probably never knew about professorenwijkoost.nextdoor.nl

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Key Findings

We analyzed Professorenwijkoost.nextdoor.nl page load time and found that the first response time was 179 ms and then it took 2.9 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

professorenwijkoost.nextdoor.nl performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value12.1 s

0/100

10%

LCP (Largest Contentful Paint)

Value26.5 s

0/100

25%

SI (Speed Index)

Value13.7 s

2/100

10%

TBT (Total Blocking Time)

Value4,300 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.025

100/100

15%

TTI (Time to Interactive)

Value27.4 s

0/100

10%

Network Requests Diagram

professorenwijkoost.nextdoor.nl

179 ms

280 ms

bootstrap.css

98 ms

responsive.css

109 ms

main.css

120 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 5% of them (3 requests) were addressed to the original Professorenwijkoost.nextdoor.nl, 31% (19 requests) were made to D19rpgkrjeba2z.cloudfront.net and 25% (15 requests) were made to Maps.googleapis.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Tiles-2.nextdoor.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 776.3 kB (62%)

Content Size

1.3 MB

After Optimization

481.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Professorenwijkoost.nextdoor.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. 65% of websites need less resources to load. Javascripts take 557.0 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 47.6 kB

  • Original 63.8 kB
  • After minification 61.5 kB
  • After compression 16.1 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 47.6 kB or 75% of the original size.

Image Optimization

-4%

Potential reduce by 6.6 kB

  • Original 189.1 kB
  • After minification 182.4 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. Professorenwijkoost Nextdoor images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 347.5 kB

  • Original 557.0 kB
  • After minification 557.0 kB
  • After compression 209.5 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 347.5 kB or 62% of the original size.

CSS Optimization

-84%

Potential reduce by 374.5 kB

  • Original 448.2 kB
  • After minification 441.7 kB
  • After compression 73.7 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. Professorenwijkoost.nextdoor.nl needs all CSS files to be minified and compressed as it can save up to 374.5 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 35 (64%)

Requests Now

55

After Optimization

20

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Professorenwijkoost Nextdoor. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

professorenwijkoost.nextdoor.nl

professorenwijkoost.nextdoor.nl

179 ms

280 ms

bootstrap.css

bootstrap.css

98 ms

responsive.css

responsive.css

109 ms

main.css

main.css

120 ms

jquery.fancybox-1.3.4.css

jquery.fancybox-1.3.4.css

111 ms

select2.css

select2.css

111 ms

compose.css

compose.css

116 ms

fonts.css

fonts.css

114 ms

mobile.css

mobile.css

115 ms

vendor.js

vendor.js

140 ms

jquery.min.js

jquery.min.js

92 ms

bootstrap.min.js

bootstrap.min.js

137 ms

base.js

base.js

195 ms

js

js

193 ms

facebookUtils.js

facebookUtils.js

137 ms

map.js

map.js

192 ms

login.js

login.js

191 ms

analytics.js

analytics.js

86 ms

background-path.jpg

background-path.jpg

68 ms

nextdoor-icons-house-60-73.png

nextdoor-icons-house-60-73.png

50 ms

32-ajax-loader-fff.gif

32-ajax-loader-fff.gif

51 ms

button-icon-facebook.png

button-icon-facebook.png

52 ms

icon-check-ok@2x.png

icon-check-ok@2x.png

51 ms

186 ms

common.js

common.js

24 ms

map.js

map.js

50 ms

sdk.js

sdk.js

322 ms

cEy.js

cEy.js

87 ms

collect

collect

13 ms

collect

collect

95 ms

util.js

util.js

20 ms

onion.js

onion.js

20 ms

ViewportInfoService.GetViewportInfo

ViewportInfoService.GetViewportInfo

42 ms

stats.js

stats.js

35 ms

controls.js

controls.js

36 ms

infowindow.js

infowindow.js

36 ms

StaticMapService.GetMapImage

StaticMapService.GetMapImage

98 ms

transparent.png

transparent.png

100 ms

tiles

tiles

422 ms

tiles

tiles

475 ms

tiles

tiles

1146 ms

css

css

96 ms

google4.png

google4.png

40 ms

mapcnt6.png

mapcnt6.png

39 ms

sv5.png

sv5.png

36 ms

vt

vt

45 ms

vt

vt

34 ms

vt

vt

77 ms

vt

vt

44 ms

tmapctrl4.png

tmapctrl4.png

25 ms

2UX7WLTfW3W8TclTUvlFyQ.woff

2UX7WLTfW3W8TclTUvlFyQ.woff

36 ms

RxZJdnzeo3R5zSexge8UUT8E0i7KZn-EPnyo3HZu7kw.woff

RxZJdnzeo3R5zSexge8UUT8E0i7KZn-EPnyo3HZu7kw.woff

47 ms

Hgo13k-tfSpn0qi1SFdUfT8E0i7KZn-EPnyo3HZu7kw.woff

Hgo13k-tfSpn0qi1SFdUfT8E0i7KZn-EPnyo3HZu7kw.woff

73 ms

d-6IYplOFocCacKzxwXSOD8E0i7KZn-EPnyo3HZu7kw.woff

d-6IYplOFocCacKzxwXSOD8E0i7KZn-EPnyo3HZu7kw.woff

73 ms

AuthenticationService.Authenticate

AuthenticationService.Authenticate

44 ms

125 ms

xd_arbiter.php

xd_arbiter.php

256 ms

nr-885.min.js

nr-885.min.js

41 ms

b55be5e15c

b55be5e15c

99 ms

xd_arbiter.php

xd_arbiter.php

84 ms

Accessibility Review

professorenwijkoost.nextdoor.nl accessibility score

83

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

button, link, and menuitem elements do not have accessible names.

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

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

professorenwijkoost.nextdoor.nl best practices score

83

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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

professorenwijkoost.nextdoor.nl SEO score

85

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

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Page is blocked from indexing

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

    EN

  • Language Claimed

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Professorenwijkoost.nextdoor.nl can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Dutch language. Our system also found out that Professorenwijkoost.nextdoor.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

professorenwijkoost.nextdoor.nl

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