nrdn.dk

📜 Historical scan 2026-08-26 16:13:44 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nrdn.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 11 August 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mail2.primanet.dk. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 55ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail2.primanet.dk	89.186.191.15	mail2.primanet.dk	AS208357 Bredbaandsforeningen Primanet

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	89.186.191.12

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 221ms

TXT Record
v=spf1 mx a:mail2.primanet.dk a:mail.nrdn.dk include:_custspf.one.com -all

✉️ SPF#

Policy	Record (nrdn.dk)
-all (hard fail)	v=spf1 mx a:mail2.primanet.dk a:mail.nrdn.dk include:_custspf.one.com -all

📨 DMARC#

Policy	Record (_dmarc.nrdn.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc@nrdn.dk

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 22:00:26

www	46.30.211.38 (AS51468) (address records, no CNAME)
www vs bare domain	Only www resolves nrdn.dk: no address www.nrdn.dk: 46.30.211.38 (AS51468) (all like this)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

132ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2026032401
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-05 20:20:35

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2005-08-11
Expires	2027-08-31 (316d)

📋 WHOIS#

⏱️ Lookup Timing#

40ms

76ms

55ms

AAAA

69ms

TXT

221ms

CAA

50ms

HTTPS

56ms

TLSA

77ms

SOA

0ms

MTA-STS

106ms

DNSSEC

132ms

SRV

104ms

Total

1114ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-05 19:57:14	1331ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-30 19:24:43	1445ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-29 19:14:54	1160ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-23 17:26:50	514ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-27 16:09:45	4552ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-26 16:13:44 shown	1114ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-28 08:24:27	616ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-17 13:31:33	3625ms	2 NS 0 A 1 MX	🔒 Secure