2.1 sec in total
Click here to check amazing Telefoonboek content for Netherlands. Otherwise, check out these important facts you probably never knew about telefoonboek.nl
Zoek telefoonnummers online in de officiële bedrijven- en personengids van Nederland.Visit telefoonboek.nl
We analyzed Telefoonboek.nl page load time and found that the first response time was 161 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.
telefoonboek.nl performance score
Our browser made a total of 20 requests to load all elements on the main page. We found that 45% of them (9 requests) were addressed to the original Telefoonboek.nl, 10% (2 requests) were made to Cdnjs.cloudflare.com and 10% (2 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (764 ms) relates to the external source Cluster.ad-serverparc.nl.
Page size can be reduced by 351.9 kB (61%)
Potential reduce by 34.5 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. This page needs HTML code to be minified as it can gain 6.8 kB, which is 16% 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 34.5 kB or 79% of the original size.
Potential reduce by 1.3 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. Telefoonboek images are well optimized though.
Potential reduce by 196.9 kB
Potential reduce by 119.3 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. Telefoonboek.nl needs all CSS files to be minified and compressed as it can save up to 119.3 kB or 82% of the original size.
Number of requests can be reduced by 7 (41%)
telefoonboek.nl accessibility score
telefoonboek.nl best practices score
Trust and Safety
Does not use HTTPS
Ensure CSP is effective against XSS attacks
Browser errors were logged to the console
telefoonboek.nl SEO score
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/).
Document uses legible font sizes
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Telefoonboek.nl 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 Telefoonboek.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.
Open Graph data is detected on the main page of Telefoonboek. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: