Tools & Wizards About Us
nationalebedrijfstelecomgids.nl screenshot

Report Summary

  • 44

    Performance

    Renders faster than
    63% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

nationalebedrijfstelecomgids.nl

Bedrijvengidsen en telefoonboeken op Nationalebedrijfstelecomgids.nl

Page Load Speed

2.9 sec in total

First Response

372 ms

Resources Loaded

2.3 sec

Page Rendered

233 ms

nationalebedrijfstelecomgids.nl screenshot

About Website

Click here to check amazing Nationalebedrijfstelecomgids content. Otherwise, check out these important facts you probably never knew about nationalebedrijfstelecomgids.nl

Alle handige bedrijfgidsen en telefoongidsen van Nederland en buitenland verzameld op Nationalebedrijfstelecomgids.

Visit nationalebedrijfstelecomgids.nl

Key Findings

We analyzed Nationalebedrijfstelecomgids.nl page load time and found that the first response time was 372 ms and then it took 2.5 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

nationalebedrijfstelecomgids.nl performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

45/100

10%

LCP (Largest Contentful Paint)

Value7.2 s

5/100

25%

SI (Speed Index)

Value4.3 s

76/100

10%

TBT (Total Blocking Time)

Value750 ms

39/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value8.3 s

40/100

10%

Network Requests Diagram

nationalebedrijfstelecomgids.nl

372 ms

www.nationalebedrijfstelecomgids.nl

631 ms

styles.css

189 ms

jquery-ui-1.8.2.custom.css

286 ms

jquery.bookmark.css

209 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 33% of them (16 requests) were addressed to the original Nationalebedrijfstelecomgids.nl, 17% (8 requests) were made to Images.thumbshots.com and 10% (5 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (726 ms) belongs to the original domain Nationalebedrijfstelecomgids.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 604.2 kB (60%)

Content Size

999.1 kB

After Optimization

394.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nationalebedrijfstelecomgids.nl main page is 999.1 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. 45% of websites need less resources to load. Javascripts take 766.2 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 49.2 kB

  • Original 67.5 kB
  • After minification 65.5 kB
  • After compression 18.3 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 49.2 kB or 73% of the original size.

Image Optimization

-4%

Potential reduce by 5.1 kB

  • Original 118.1 kB
  • After minification 113.0 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. Nationalebedrijfstelecomgids images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 510.0 kB

  • Original 766.2 kB
  • After minification 736.6 kB
  • After compression 256.2 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 510.0 kB or 67% of the original size.

CSS Optimization

-84%

Potential reduce by 39.9 kB

  • Original 47.3 kB
  • After minification 36.3 kB
  • After compression 7.4 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. Nationalebedrijfstelecomgids.nl needs all CSS files to be minified and compressed as it can save up to 39.9 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (49%)

Requests Now

45

After Optimization

23

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nationalebedrijfstelecomgids. 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 as a result speed up the page load time.

Network Requests Diagram

nationalebedrijfstelecomgids.nl

nationalebedrijfstelecomgids.nl

372 ms

www.nationalebedrijfstelecomgids.nl

www.nationalebedrijfstelecomgids.nl

631 ms

styles.css

styles.css

189 ms

jquery-ui-1.8.2.custom.css

jquery-ui-1.8.2.custom.css

286 ms

jquery.bookmark.css

jquery.bookmark.css

209 ms

jquery.min.js

jquery.min.js

408 ms

jquery-ui-1.8.2.custom.min.js

jquery-ui-1.8.2.custom.min.js

542 ms

jquery.tooltip.js

jquery.tooltip.js

199 ms

vanadium.js

vanadium.js

376 ms

cruz.js

cruz.js

289 ms

AC_RunActiveContent.js

AC_RunActiveContent.js

299 ms

show_ads.js

show_ads.js

6 ms

trackclick.js

trackclick.js

307 ms

addthis_widget.js

addthis_widget.js

12 ms

image.aspx

image.aspx

349 ms

image.aspx

image.aspx

365 ms

image.aspx

image.aspx

346 ms

image.aspx

image.aspx

384 ms

image.aspx

image.aspx

378 ms

image.aspx

image.aspx

385 ms

image.aspx

image.aspx

425 ms

image.aspx

image.aspx

425 ms

bg.jpg

bg.jpg

316 ms

banner01.png

banner01.png

726 ms

ca-pub-8831417720767626.js

ca-pub-8831417720767626.js

212 ms

zrt_lookup.html

zrt_lookup.html

210 ms

show_ads_impl.js

show_ads_impl.js

142 ms

ga.js

ga.js

136 ms

300lo.json

300lo.json

145 ms

ui-bg_flat_75_ffffff_40x100.png

ui-bg_flat_75_ffffff_40x100.png

166 ms

ui-icons_ff0084_256x240.png

ui-icons_ff0084_256x240.png

166 ms

sh.8e5f85691f9aaa082472a194.html

sh.8e5f85691f9aaa082472a194.html

127 ms

ads

ads

199 ms

osd.js

osd.js

57 ms

__utm.gif

__utm.gif

67 ms

ads

ads

198 ms

ads

ads

194 ms

m_js_controller.js

m_js_controller.js

28 ms

abg.js

abg.js

45 ms

favicon

favicon

73 ms

googlelogo_color_112x36dp.png

googlelogo_color_112x36dp.png

101 ms

nessie_icon_thin_arrow_big_white.png

nessie_icon_thin_arrow_big_white.png

48 ms

s

s

58 ms

x_button_blue2.png

x_button_blue2.png

58 ms

favicon

favicon

56 ms

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

18 ms

__utm.gif

__utm.gif

7 ms

ui

ui

30 ms

Accessibility Review

nationalebedrijfstelecomgids.nl accessibility score

76

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

[aria-*] attributes do not match their roles

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.

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

Best Practices

nationalebedrijfstelecomgids.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

General

Impact

Issue

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

nationalebedrijfstelecomgids.nl SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    EN

  • Encoding

    ISO-8859-15

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nationalebedrijfstelecomgids.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it does not match the claimed English language. Our system also found out that Nationalebedrijfstelecomgids.nl main page’s claimed encoding is iso-8859-15. 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

nationalebedrijfstelecomgids.nl

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