Tools & Wizards About Us
nlnetlabs.nl screenshot

Report Summary

  • 53

    Performance

    Renders faster than
    70% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

nlnetlabs.nl

NLnet Labs - Home

Page Load Speed

2.3 sec in total

First Response

277 ms

Resources Loaded

1.8 sec

Page Rendered

209 ms

nlnetlabs.nl screenshot

About Website

Click here to check amazing NLnet Labs content for India. Otherwise, check out these important facts you probably never knew about nlnetlabs.nl

Research & Development, Internet architecture, DNS, Routing, Stability and Security.

Visit nlnetlabs.nl

Key Findings

We analyzed Nlnetlabs.nl page load time and found that the first response time was 277 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

nlnetlabs.nl performance score

53

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

24/100

10%

LCP (Largest Contentful Paint)

Value7.7 s

3/100

25%

SI (Speed Index)

Value6.9 s

33/100

10%

TBT (Total Blocking Time)

Value150 ms

94/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value9.4 s

31/100

10%

Network Requests Diagram

nlnetlabs.nl

277 ms

nlnetlabs.nl

449 ms

cxt3dey.css

92 ms

custom.css

509 ms

all.css

43 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 80% of them (48 requests) were addressed to the original Nlnetlabs.nl, 12% (7 requests) were made to Use.typekit.net and 5% (3 requests) were made to Use.fontawesome.com. The less responsive or slowest element that took the longest time to load (866 ms) belongs to the original domain Nlnetlabs.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 360.3 kB (41%)

Content Size

877.1 kB

After Optimization

516.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nlnetlabs.nl main page is 877.1 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. 40% of websites need less resources to load. Javascripts take 467.4 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 40.5 kB

  • Original 48.7 kB
  • After minification 43.5 kB
  • After compression 8.3 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. This page needs HTML code to be minified as it can gain 5.2 kB, which is 11% 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 40.5 kB or 83% of the original size.

Image Optimization

-5%

Potential reduce by 7.5 kB

  • Original 139.2 kB
  • After minification 131.7 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. NLnet Labs images are well optimized though.

JavaScript Optimization

-27%

Potential reduce by 125.8 kB

  • Original 467.4 kB
  • After minification 466.6 kB
  • After compression 341.6 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 125.8 kB or 27% of the original size.

CSS Optimization

-84%

Potential reduce by 186.5 kB

  • Original 221.7 kB
  • After minification 188.6 kB
  • After compression 35.2 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. Nlnetlabs.nl needs all CSS files to be minified and compressed as it can save up to 186.5 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (18%)

Requests Now

51

After Optimization

42

  • Images
  • JavaScript
  • CSS

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of NLnet Labs. 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

nlnetlabs.nl

nlnetlabs.nl

277 ms

nlnetlabs.nl

nlnetlabs.nl

449 ms

cxt3dey.css

cxt3dey.css

92 ms

custom.css

custom.css

509 ms

all.css

all.css

43 ms

all.js

all.js

92 ms

Logo_NLnet_Labs_cropped.svg

Logo_NLnet_Labs_cropped.svg

245 ms

Mark_NSD_FC_Shaded.svg

Mark_NSD_FC_Shaded.svg

248 ms

Mark_Unbound_FC_Shaded.svg

Mark_Unbound_FC_Shaded.svg

260 ms

Krill_Icon_Red.svg

Krill_Icon_Red.svg

276 ms

Routinator_Avatar_Realistic.svg

Routinator_Avatar_Realistic.svg

811 ms

jquery-3.2.1.min.js

jquery-3.2.1.min.js

493 ms

bootstrap.min.js

bootstrap.min.js

415 ms

analytics.js

analytics.js

268 ms

slick.min.js

slick.min.js

479 ms

customer_carousel.js

customer_carousel.js

355 ms

surf.svg

surf.svg

477 ms

meta.svg

meta.svg

600 ms

aws.svg

aws.svg

603 ms

equinix.svg

equinix.svg

610 ms

NIC_br.svg

NIC_br.svg

610 ms

Verisign.svg

Verisign.svg

611 ms

netnod.svg

netnod.svg

615 ms

apnic.svg

apnic.svg

616 ms

Nominet.svg

Nominet.svg

629 ms

fastly.svg

fastly.svg

632 ms

icann.svg

icann.svg

652 ms

cira.svg

cira.svg

656 ms

securly.svg

securly.svg

676 ms

identity.digital.svg

identity.digital.svg

697 ms

Arelion.svg

Arelion.svg

710 ms

ns1.svg

ns1.svg

741 ms

jprs.svg

jprs.svg

743 ms

oracle.svg

oracle.svg

760 ms

infoblox.svg

infoblox.svg

782 ms

SIDN.svg

SIDN.svg

795 ms

Afnic.svg

Afnic.svg

816 ms

microsoft.svg

microsoft.svg

813 ms

google.svg

google.svg

822 ms

lets-encrypt.svg

lets-encrypt.svg

844 ms

p.css

p.css

37 ms

internetstiftelsen.svg

internetstiftelsen.svg

866 ms

sunet-se.svg

sunet-se.svg

721 ms

godaddy.svg

godaddy.svg

732 ms

Ripe_NCC.svg

Ripe_NCC.svg

729 ms

go_to_the_top.png

go_to_the_top.png

718 ms

carousel_open_source.jpg

carousel_open_source.jpg

495 ms

carousel_open_standards.jpg

carousel_open_standards.jpg

521 ms

carousel_research.jpg

carousel_research.jpg

534 ms

carousel_education.jpg

carousel_education.jpg

506 ms

news_default.jpg

news_default.jpg

519 ms

d

d

127 ms

d

d

124 ms

d

d

120 ms

d

d

122 ms

fa-brands-400.woff

fa-brands-400.woff

123 ms

d

d

125 ms

d

d

11 ms

matomo.js

matomo.js

560 ms

ajax-loader.gif

ajax-loader.gif

391 ms

Accessibility Review

nlnetlabs.nl accessibility score

98

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.

Best Practices

nlnetlabs.nl best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

nlnetlabs.nl SEO score

98

Search Engine Optimization Advices

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nlnetlabs.nl can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Nlnetlabs.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

nlnetlabs.nl

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