mba.dk

📜 Historical scan 2026-08-12 10:29:04 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mba.dk is a .dk domain served by 2 nameservers (ns1.cbs.dk, ns2.cbs.dk). It was registered on 17 December 1996 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 130.226.47.28 is hosted by IDDQD-AS (AS1835) in Denmark. Mail is handled by mba-dk.mail.protection.outlook.com. 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 248ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.cbs.dk	130.226.47.250	ns1.cbs.dk	AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education
ns2.cbs.dk	130.226.47.251	ns2.cbs.dk	AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education

🌍 A Records#

1 records 252ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
130.226.47.28	86400s	www.cbs.dk	AS1835	IDDQD-AS	130.226.0.0/16	🇩🇰 Denmark	Frederiksberg

📧 MX Records#

1 records 235ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	mba-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca04::9 2a01:111:f403:ca09::3 2a01:111:f403:ca09::f 52.101.68.15 52.101.68.3 52.101.73.22 52.101.73.8	mail-db5pr02cu00100.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-am0pr04cu00500.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation 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 449ms

TXT Record
8ADi/hlzVkejHPr3pRCtrVgXQcPpqZ7dOhJbfBBWP209haVFwQeA3wpyOiKoI6PUsUshthsuXW/kRLOUmLVn2A==
v=spf1 ip4:130.226.32.242 ip4:130.226.32.243 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (mba.dk)
-all (hard fail)	v=spf1 ip4:130.226.32.242 ip4:130.226.32.243 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.mba.dk)
p=quarantine	v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:dmarc@cbs.dk; aspf=s; fo=1

📬 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 05:53:20

www CNAME	www.cbs.dk (all on cbs.dk) → 130.226.47.57 (AS1835)
www vs bare domain	Same network mba.dk: 130.226.47.28 (AS1835) www.mba.dk: 130.226.47.57 (AS1835)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector2	selector2-mba-dk._domainkey.studentcbs.onmicrosoft.com	RSA · ~1024 bit below 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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

343ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2018021245
Primary NS (MNAME)	ns1.cbs.dk
Responsible (RNAME)	DNS@cbs.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-05 17:15:47

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1996-12-17
Expires	2026-12-31 (74d)

📋 WHOIS#

⏱️ Lookup Timing#

248ms

252ms

235ms

AAAA

238ms

TXT

449ms

CAA

233ms

HTTPS

192ms

TLSA

393ms

SOA

0ms

MTA-STS

302ms

DNSSEC

343ms

SRV

275ms

Total

6059ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 05:53:20	1199ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-11 00:36:04	5260ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-05 16:52:28	1210ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-01 16:35:15	4891ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 16:02:03	1159ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-27 00:47:07	1784ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 23:54:04	804ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-20 18:22:30	913ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-20 08:00:35	1032ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-13 06:45:06	3643ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-06 05:20:31	1428ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-30 20:44:58	4697ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 02:56:18	1559ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-21 21:48:43	3598ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-17 15:59:17	4756ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-13 18:54:40	1131ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-12 10:29:04 shown	6059ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-09 04:17:31	1213ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-07 07:00:03	1765ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-31 21:34:49	1187ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-26 03:02:37	9900ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-23 01:12:11	10011ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-16 23:54:52	1561ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-14 16:12:35	17599ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-08 16:13:12	10058ms	2 NS 1 A 1 MX	🔒 Secure