dnssec.nl
Observed Jul 29, 2026, 12:29 UTC (6h ago). Every field below was attested with an Ed25519 signature at scan time. Catalog observation, re-checked on rotation - watch it for 5-minute checks.
Up right now
Secured byHellenic Academic and Research Institutions CA
IPv6 · 1 subdomain · domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat dnssec.nl actually stands on - every host below is a signed observation
dnssec.nl
A / AAAA
34.8.138.2162600:1901:0:22d1::
2600serves the site
NS
ns1.sidn.nlns2.sidn.nl
sidn.nlanswers its DNS
TLS
dnssec.nl
Hellenic Academic and Research Institutions CAissued its certificate
DNS Records
A 1
34.8.138.216
AAAA 1
2600:1901:0:22d1::
MX 1
0
TXT 4
v=spf1 -allSecure DNS test domainHARICA-akTvl1522wbahfMMEZGv=DMARC1; p=reject; rua=mailto:dmarc@sidn.nl; adkim=s; aspf=s; pct=100; rf=afrf; ri=86400; sp=reject
NS 2
ns1.sidn.nlns2.sidn.nl
SOA 1
ns1.sidn.nl hostmaster.sidn.nl
CAA 3
iodef "mailto:abuse@sidn.nl"issue "harica.gr"issue "sectigo.com"
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
dnssec.nl |
C=GR, O=Hellenic Academic and Research Institutions CA, CN=GEANT TLS RSA 1 | Thu, 05 Nov 2026 11:41:51 +0000 |
GEANT TLS RSA 1 |
C=GR, O=Hellenic Academic and Research Institutions CA, CN=HARICA TLS RSA Root CA 2021 | Sat, 31 Dec 2039 11:14:59 +0000 |
HARICA TLS RSA Root CA 2021 |
C=GR, L=Athens, O=Hellenic Academic and Research Institutions Cert. Authority, CN=Hellenic Academic and Research Institutions RootCA 2015 | Fri, 31 Aug 2029 07:41:54 +0000 |
Subdomains (1)
The proof
Signed at scan time. Check the math yourself. Every line above is part of one signed observation. Re-hash it and check the Ed25519 signature in your own browser; nothing leaves your machine.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_947e578019bed808- Output Hash
8407d44e0f7dc6a8454262a18c5e9780e455b6afa5c53d60d0ed12bbe5253de5- Signature
ed25519:26dfaf331ed2ee1599a6b35911fc07c6fa435edfe293992e8f49a1ef9aeab3ce37a19817fcf650f4562666aad98fdf6077ab440f0440689f1cb0c3da19544003- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast