ntu-as.dk

📜 Historical scan 2026-06-22 00:24:14 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ntu-as.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 12 January 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.198.124.85 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by webglobe100.webglobe.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 47ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
80.198.124.85	3600s	webglobe100.webglobe.dk	AS3292	TDC Holding A/S	80.196.0.0/14	🇩🇰 Denmark	Thisted

📧 MX Records#

1 records 29ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	webglobe100.webglobe.dk	80.198.124.85	webglobe100.webglobe.dk	AS3292 TDC Holding A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	80.198.124.85
🔶 Autoconfig	80.198.124.85

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-19 16:13:34

www CNAME	webglobe100.webglobe.dk (all on webglobe.dk) → 80.198.124.85 (AS3292)
www vs bare domain	Same network ntu-as.dk: 80.198.124.85 (AS3292) www.ntu-as.dk: 80.198.124.85 (AS3292)
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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

77ms

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

🏷️ SOA#

45ms

Field	Value
Serial	2021111701
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-21 10:43:41

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2000-01-12
Expires	2027-03-31 (160d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

47ms

30ms

29ms

AAAA

80ms

TXT

135ms

CAA

30ms

HTTPS

79ms

TLSA

85ms

SOA

45ms

MTA-STS

46ms

DNSSEC

77ms

SRV

81ms

Total

408ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 23:29:59	594ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 16:08:12	320ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 00:24:14 shown	408ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 04:58:57	735ms	2 NS 1 A 1 MX	🔒 Secure