mubj.dk

Records from scan: 2026-10-11 15:14:48 · 8434ms total · last checked 2026-10-17 06:49 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mubj.dk is a .dk domain served by 5 nameservers (nf1.nordfast.com, nf2.nordfast.com, nf3.nordfast.com and 2 more). It was registered on 2 March 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 65.109.89.100 is hosted by Hetzner Online GmbH (AS24940) in Finland. Mail is handled by mubj-dk.mail.protection.outlook.com, mail.chosting.dk. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

5 records 83ms

Nameserver	IP addresses	PTR	ASN / ISP
nf1.nordfast.com	2a06:fb00:2::1:93 45.83.248.93	nf1.nordfast.com nf1.nordfast.com	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
nf2.nordfast.com	2a06:fb00:2::2:93 45.83.249.93	nf2.nordfast.com nf2.nordfast.com	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
nf3.nordfast.com	2a06:fb00:2::3:93 45.83.250.93	nf3.nordfast.com nf3.nordfast.com	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
nf4.nordfast.com	2a06:fb00:2::4:93 45.83.251.93	nf4.nordfast.com nf4.nordfast.com	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
pns71.cloudns.net	2a06:fb00:2::1:12 45.83.248.12	pns71.cloudns.net pns71.cloudns.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd

🌍 A Records#

1 records 104ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
65.109.89.100	3600s	nordfast.com	AS24940	Hetzner Online GmbH	65.108.0.0/15	🇫🇮 Finland	Helsinki

📧 MX Records#

2 records 133ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	mubj-dk.mail.protection.outlook.com	2a01:111:f403:ca09::24 2a01:111:f403:ca09::26 2a01:111:f403:ca21::10 2a01:111:f403:ca3c::8 52.101.68.15 52.101.68.21 52.101.68.8 52.101.73.126	mail-am6pr02cu00204.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-matpr05cu00100.inbound.protection.outlook.com mail-zrxpr05cu00100.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am8pr83cu00106.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
10	3600s	mail.chosting.dk	178.20.216.40 2a01:7cc0:101:ffff::ff	webadm.fioniait.dk webadm.fioniait.dk	AS21060 Atea A/S AS21060 Atea A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.149.136

🔷 AAAA Records (IPv6)#

1 records 87ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f9:3051:4383:0:1:4:f1	3600s	—	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇫🇮 Finland	Helsinki

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 353ms

TXT Record
MS=ms59004840
v=spf1 +ip4:178.20.216.245 +ip4:65.109.89.100 +ip6:2a01:4f9:3051:4383:0:1:4:f1 +include:spf.chosting.dk +include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (mubj.dk)
-all (hard fail)	v=spf1 +ip4:178.20.216.245 +ip4:65.109.89.100 +ip6:2a01:4f9:3051:4383:0:1:4:f1 +include:spf.chosting.dk +include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.mubj.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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#

checked 2026-10-11 15:14:48

www CNAME	mubj.dk (all on mubj.dk) → 65.109.89.100 2a01:4f9:3051:4383:0:1:4:f1 (AS24940)
www vs bare domain	Same network mubj.dk: 65.109.89.100 2a01:4f9:3051:4383:0:1:4:f1 (AS24940) www.mubj.dk: 65.109.89.100 2a01:4f9:3051:4383:0:1:4:f1 (AS24940)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	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: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

236ms

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

🏷️ SOA#

168ms

Field	Value
Serial	2026101101
Primary NS (MNAME)	pns71.cloudns.net
Responsible (RNAME)	support@cloudns.net
Refresh	7200s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-11 15:33:27

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2020-03-02
Expires	2027-03-31 (165d)

🔗 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#

83ms

104ms

133ms

AAAA

87ms

TXT

353ms

CAA

143ms

HTTPS

107ms

TLSA

1054ms

SOA

168ms

MTA-STS

169ms

DNSSEC

236ms

SRV

364ms

Total

8434ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 15:14:48 shown	8434ms	5 NS 1 A 2 MX	🔒 Secure
2026-10-01 02:00:39	3710ms	5 NS 1 A 2 MX	🔒 Secure
2026-09-23 16:21:01	3109ms	5 NS 1 A 2 MX	🔒 Secure
2026-09-04 11:10:49	6324ms	5 NS 1 A 2 MX	🔒 Secure
2026-07-21 03:20:38	17655ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-25 21:53:37	4321ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-23 09:44:35	918ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 06:09:36	820ms	2 NS 1 A 2 MX	🔒 Secure