nnu.dk

📜 Historical scan 2026-06-25 14:56:46 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nnu.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 25 September 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.158.45 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1.dandomain.dk, mx2.dandomain.dk. The zone is DNSSEC-signed and validates, has no 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 197ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 187ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.158.45	3600s	linux25.dandomain.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records#

2 records 222ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.dandomain.dk	212.237.249.50	mx1.dandomain.dk	AS48854 team.blue Denmark A/S
20	3600s	mx2.dandomain.dk	46.36.209.11	mx2.dandomain.dk	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover-mf.dandomain.dk → 212.237.249.98
🔶 Autoconfig	autoconfig-mf.dandomain.dk → 212.237.249.54

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 545ms

TXT Record
v=spf1 include:spf.dandomain.dk -all

✉️ SPF#

Policy	Record (nnu.dk)
-all (hard fail)	v=spf1 include:spf.dandomain.dk -all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-09 23:54:02

www	93.191.158.45 (AS48854) (address records, no CNAME)
www vs bare domain	Same network nnu.dk: 93.191.158.45 (AS48854) www.nnu.dk: 93.191.158.45 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

319ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

215ms

Field	Value
Serial	2024090901
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-07 10:50:40

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2002-09-25
Expires	2027-09-30 (347d)

📋 WHOIS#

⏱️ Lookup Timing#

197ms

187ms

222ms

AAAA

191ms

TXT

545ms

CAA

192ms

HTTPS

219ms

TLSA

144ms

SOA

215ms

MTA-STS

256ms

DNSSEC

319ms

SRV

318ms

Total

1520ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-25 16:59:03	462ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-27 03:52:46	693ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-26 06:13:57	767ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-25 14:56:46 shown	1520ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-24 04:49:30	666ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-20 01:59:01	6960ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-18 18:10:47	802ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-17 13:56:00	1803ms	2 NS 1 A 2 MX	🔒 Secure