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SGSiteGraph

sidn.nl

Zorgeloos online | SIDN

Last scanned Jul 26, 2026, 5:17 AM · 4 views

89

Overall score

Great

Summary

Bij SIDN check je de beschikbaarheid van een .nl-domeinnaam. This website is hosted on Google Cloud. SEO is excellent (100/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance fair (55/100).

SIDN

Bij SIDN check je de beschikbaarheid van een .nl-domeinnaam. Wij bieden je ook securityoplossingen, zoals SIDN Merkbewaking.

United States
Hosted on Google Cloud

Top issues to fix

2 issues found · 1 high priority

  • Slow estimated load (4.3s)

    Performance

    Use a CDN, enable caching/compression, and cut render-blocking assets — every extra second costs conversions.

  • 4 broken links on the page

    SEO

    Fix or remove broken links — they waste crawl budget and erode user trust.

100

SEO

0 issue(s) found

55

Performance

4.31 s

100

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

Company details published in this site's own structured data.

SIDN

Bij SIDN check je de beschikbaarheid van een .nl-domeinnaam. Wij bieden je ook securityoplossingen, zoals SIDN Merkbewaking.

LinkedInFacebookInstagramYouTubeX (Twitter)

Contact

Email, phone, and address published on this site's own pages.

Meta tags

Title
Zorgeloos online | SIDN
Description
Bij SIDN check je de beschikbaarheid van een .nl-domeinnaam. Wij bieden je ook securityoplossingen, zoals SIDN Merkbewaking.
Canonical
https://www.sidn.nl/
Language
nl
Charset
utf-8
Viewport
width=device-width,initial-scale=1
Robots meta
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
Zorgeloos online | SIDN
og:description
Bij SIDN check je de beschikbaarheid van een .nl-domeinnaam. Wij bieden je ook securityoplossingen, zoals SIDN Merkbewaking.
og:type
article
og:url
https://www.sidn.nl/

Twitter Card

twitter:card
summary_large_image
twitter:title
Zorgeloos online | SIDN
twitter:description
Bij SIDN check je de beschikbaarheid van een .nl-domeinnaam. Wij bieden je ook securityoplossingen, zoals SIDN Merkbewaking.

Technologies

Detected frameworks, languages, and tools.

No technologies detected.

Hosting & CDN

Hosting provider
Google Cloud
CDN provider
—
IP address
34.111.90.63
ASN
AS396982 (GOOGLE-CLOUD-PLATFORM - Google LLC, US)

DNS records

TypeValue
A
  • 34.111.90.63
AAAA
  • 2600:1901:0:8ca2::
MX
  • sidn-nl.v-v1.mx.microsoft
TXT—
NS
  • ns3.sidn.nl
  • ns1.sidn.nl
  • ns2.sidn.nl
CAA
  • 0 issue "letsencrypt.org"
  • 0 issue "digicert.com; cansignhttpexchanges=yes"
  • 0 issuemail "harica.gr"
  • 0 issue "sectigo.com"
  • 0 issue "quovadisglobal.com"
  • 0 issue "pki.goog; cansignhttpexchanges=yes"
  • 0 issue "harica.gr"
  • 0 iodef "mailto:abuse@sidn.nl"
CNAME
  • sidn.nl
IPv6 supportYes

TLS / SSL certificate

Version
TLS 1.3
Issuer
Hellenic Academic and Research Institutions CA
Subject
sidn.nl
Valid from
Nov 6, 2025
Valid to
Nov 6, 2026
Days until expiry
103
SAN domains
sidn.nl, www.sidn.nl

Security headers

  • Strict-Transport-SecurityEnabled
  • Content-Security-PolicyEnabled
  • X-Frame-OptionsEnabled
  • X-Content-Type-OptionsEnabled
  • Referrer-PolicyEnabled
  • Permissions-PolicyEnabled

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 14 · H3 7

Links

49 internal · 15 external · 4 broken

Images

20 total · 0 missing alt

Scripts / Styles

14 scripts · 1 stylesheets

JS / CSS size

1.3 MB · 384 KB

Page size

156 KB

Robots.txt & Sitemap

robots.txt
Found
Disallow rules
0
sitemap.xml
Found
URLs in sitemap
-1

SEO issues

No SEO issues detected.

Accessibility issues

No accessibility issues detected.

Scan details

Requested URL
https://sidn.nl
Final URL
https://www.sidn.nl/
HTTP status
200
HTTP version
HTTP/2
Response time
4.31 s
HTML size
156 KB
Redirect chain
https://sidn.nl → https://www.sidn.nl/

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Frequently asked questions

What technology does sidn.nl use?
We did not detect any specific technologies for sidn.nl in the latest scan.
Is sidn.nl secure (HTTPS)?
Yes. sidn.nl uses TLS 1.3 with a certificate issued by Hellenic Academic and Research Institutions CA, valid until Nov 6, 2026.
Who hosts sidn.nl?
sidn.nl is hosted on Google Cloud.
What is sidn.nl's SEO score?
sidn.nl scored 100/100 for SEO in the latest analysis (excellent).
What is sidn.nl's overall website score?
sidn.nl has an overall SiteGraph score of 89/100, combining SEO, performance, security, and accessibility.
What company operates sidn.nl?
sidn.nl is operated by SIDN. Bij SIDN check je de beschikbaarheid van een .nl-domeinnaam. Wij bieden je ook securityoplossingen, zoals SIDN Merkbewaking.