auc.dk

📜 Historical scan 2026-06-16 13:50:38 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

auc.dk is a .dk domain served by 2 nameservers (ns1.aau.dk, ns2.aau.dk). It was registered on 20 March 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by auc-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#

2 records 223ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.aau.dk	—	—	—
ns2.aau.dk	—	—	—

🌍 A Records#

1 records 265ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
130.225.59.14	—	traefik.sfx.aau.dk	AS1835	—	—	—	—

📧 MX Records#

1 records 210ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	auc-dk.mail.protection.outlook.com	52.101.68.0 52.101.68.21 52.101.68.25 52.101.73.6	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am6pr04cu00306.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#

2 records 355ms

TXT Record
MS=ms83905028
v=spf1 include:_spfhard.aau.dk -all

✉️ SPF#

Policy	Record (auc.dk)
-all (hard fail)	v=spf1 include:_spfhard.aau.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 2026-10-04 02:09:23

www	Address record (no CNAME)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-auc-dk._domainkey.aaudk.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

378ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

155ms

Field	Value
Serial	2024092311
Primary NS (MNAME)	ns1.aau.dk
Responsible (RNAME)	hostmaster@its.aau.dk
Refresh	3600s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-10 15:00:29

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1998-03-20
Expires	2027-03-31 (165d)

📋 WHOIS#

⏱️ Lookup Timing#

223ms

265ms

210ms

AAAA

212ms

TXT

355ms

CAA

240ms

HTTPS

221ms

TLSA

492ms

SOA

155ms

MTA-STS

203ms

DNSSEC

378ms

SRV

0ms

Total

2366ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-26 00:29:45	9749ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-01 19:27:48	10146ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-03 10:12:13	921ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-25 09:11:18	1554ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-23 19:15:20	1183ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-23 17:49:43	537ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-23 16:49:14	857ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 13:50:38 shown	2366ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 13:49:32	716ms	2 NS 1 A 1 MX	🔓 Insecure