aub.dk

📜 Historical scan 2026-06-16 13:50:55 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

aub.dk is a .dk domain served by 4 nameservers (ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and 1 more). It was registered on 19 August 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aub-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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#

4 records 154ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.bdm.microsoftonline.com	—	—	—
ns2.bdm.microsoftonline.com	—	—	—
ns3.bdm.microsoftonline.com	—	—	—
ns4.bdm.microsoftonline.com	—	—	—

🌍 A Records#

1 records 164ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.121.174.4	—	—	AS202914	—	—	—	Albertslund

📧 MX Records#

1 records 177ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	aub-dk.mail.protection.outlook.com	52.101.68.10 52.101.68.36 52.101.73.19 52.101.73.30	mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am7pr05cu00306.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

4 records 319ms

TXT Record
_globalsign-domain-verification=CXqHlomYqDitWJTGGOtOWthu3NKCiGbWlqgGaCFpJZ
MS=ms60780826
mscid=IsGrCDx1LeI+uM7qsGK0shhXsVKV14sfKybOeixOc/IvNAeC8FyrtVPyVU+IDZkM01ySX8j+Bwlxt6kGb0CsGA==
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (aub.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -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 2026-10-15 08:16:33

www CNAME	oxygen.aub.dk (all on aub.dk) → 185.121.174.4 (AS202914)
www vs bare domain	Same network aub.dk: 185.121.174.4 (AS202914) www.aub.dk: 185.121.174.4 (AS202914)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · 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	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

174ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1.bdm.microsoftonline.com
Responsible (RNAME)	azuredns-hostmaster@microsoft.com
Refresh	3600s
Retry	300s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-12 20:37:51

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1998-08-19
Expires	2030-09-30 (1444d)

🔗 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#

154ms

164ms

177ms

AAAA

152ms

TXT

319ms

CAA

136ms

HTTPS

175ms

TLSA

763ms

SOA

174ms

MTA-STS

174ms

DNSSEC

319ms

SRV

0ms

Total

2420ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 10:04:26	1176ms	4 NS 1 A 1 MX	🔓 Insecure
2026-09-27 10:49:42	1145ms	4 NS 1 A 1 MX	🔓 Insecure
2026-09-03 20:15:21	10309ms	4 NS 1 A 1 MX	🔓 Insecure
2026-08-27 04:45:20	851ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-23 00:12:51	1442ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-16 13:50:55 shown	2420ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-16 13:49:25	2804ms	4 NS 1 A 1 MX	🔓 Insecure