2.9 sec in total
330 ms
2.3 sec
276 ms
Welcome to peterkoorn.nl homepage info - get ready to check Peterkoorn best content right away, or after learning these important things about peterkoorn.nl
53 Graden Noord is een full-service internet- en reclamebureau met een vestiging in Amsterdam en op Texel. Gespecialiseerd in websites, ontwerp en drukwerk.
Visit peterkoorn.nlWe analyzed Peterkoorn.nl page load time and found that the first response time was 330 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
peterkoorn.nl performance score
name
value
score
weighting
Value4.9 s
10/100
10%
Value5.0 s
26/100
25%
Value12.1 s
4/100
10%
Value5,830 ms
0/100
30%
Value0.001
100/100
15%
Value16.9 s
5/100
10%
330 ms
337 ms
324 ms
8 ms
241 ms
Our browser made a total of 37 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Peterkoorn.nl, 76% (28 requests) were made to 53gradennoord.nl and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source 53gradennoord.nl.
Page size can be reduced by 92.9 kB (4%)
2.1 MB
2.0 MB
In fact, the total size of Peterkoorn.nl main page is 2.1 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. 50% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.
Potential reduce by 26.7 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 26.7 kB or 78% of the original size.
Potential reduce by 66.2 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. Peterkoorn images are well optimized though.
Potential reduce by 34 B
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. This website has mostly compressed JavaScripts.
Number of requests can be reduced by 4 (13%)
32
28
The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Peterkoorn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
peterkoorn.nl
330 ms
www.53gradennoord.nl
337 ms
main.381456187.css
324 ms
jquery.min.js
8 ms
custom.modernizr.js
241 ms
app.min.1976127715.js
406 ms
7fea30d516774c10567e5b745bbed907_f1714.png
621 ms
showcase-quintys.png
456 ms
6c1431febbbe73af6bc5bb9c1c595aea_f1072.jpg
302 ms
showcase-koorn-aar.png
641 ms
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796 ms
showcase-texelhopper.png
664 ms
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413 ms
showcase-krim.png
919 ms
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589 ms
showcase-smulpot.png
947 ms
9a971de9f86ff4aa9cb9edbbe199fd07_f455.jpg
732 ms
showcase-mantje.png
931 ms
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775 ms
showcase-werken-eiland.png
964 ms
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918 ms
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1053 ms
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1020 ms
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1043 ms
google-partner-icon.jpg
1249 ms
button-teamviewer.png
1219 ms
2808F3_0_0.woff
1237 ms
fontawesome-webfont.woff
1229 ms
ga.js
41 ms
all.js
160 ms
__utm.gif
13 ms
collect
68 ms
132 ms
xd_arbiter.php
138 ms
xd_arbiter.php
264 ms
peterkoorn.nl accessibility score
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
[aria-*] attributes do not match their roles
ARIA input fields do not have accessible names
Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.
[aria-*] attributes do not have valid values
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
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
Image elements do not have [alt] attributes
Links do not have a discernible name
peterkoorn.nl best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
peterkoorn.nl SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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
Document uses legible font sizes
Tap targets are not sized appropriately
NL
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Peterkoorn.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 Peterkoorn.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.
peterkoorn.nl
Open Graph data is detected on the main page of Peterkoorn. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: