mfbv.dk

📜 Historical scan 2026-09-30 11:03:17 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mfbv.dk is a .dk domain served by 2 nameservers (jihoon.ns.cloudflare.com, june.ns.cloudflare.com). It was registered on 19 November 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.137.143.204 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mfbv-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 42ms

Nameserver	IP addresses	PTR	ASN / ISP
jihoon.ns.cloudflare.com	108.162.195.233 162.159.44.233 172.64.35.233 2606:4700:58::a29f:2ce9 2803:f800:50::6ca2:c3e9 2a06:98c1:50::ac40:23e9	jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
june.ns.cloudflare.com	108.162.192.176 172.64.32.176 173.245.58.176 2606:4700:50::adf5:3ab0 2803:f800:50::6ca2:c0b0 2a06:98c1:50::ac40:20b0	june.ns.cloudflare.com june.ns.cloudflare.com june.ns.cloudflare.com june.ns.cloudflare.com june.ns.cloudflare.com june.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 26ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.137.143.204	300s	—	AS48854	team.blue Denmark A/S	94.137.128.0/20	🇩🇰 Denmark	Aalborg

📧 MX Records#

1 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	mfbv-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::9 2a01:111:f403:ca09::20 2a01:111:f403:ca48::a 52.101.181.153 52.101.209.31 52.101.68.39 52.101.73.155	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-cpjpr05cu00207.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am7pr02cu00203.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

📧 Autodiscover / Autoconfig#

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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 74ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	5	10	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 201ms

TXT Record
MS=ms28783634
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (mfbv.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.mfbv.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=r; aspf=r; fo=1; rf=afrf; rua=mailto:dmarc@cloudpit.dk; ruf=mailto:dmarc@cloudpit.dk; pct=100; ri=86400

📬 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 2026-10-11 22:57:42

www CNAME	mfbv.dk (all on mfbv.dk) → 94.137.143.204 (AS48854)
www vs bare domain	Same network mfbv.dk: 94.137.143.204 (AS48854) www.mfbv.dk: 94.137.143.204 (AS48854)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
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
selector1	selector1-mfbv-dk._domainkey.siosinvestcom.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#

64ms

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

🏷️ SOA#

64ms

Field	Value
Serial	2415030028
Primary NS (MNAME)	jihoon.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-11 23:33:19

Field	Value
Registrar	NYGREEN IT ApS
Registered	2019-11-19
Expires	2026-11-30 (41d)

🔗 Same registrant#

4 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).

Domain	Registrar
bvenergi.dk	Punktum dk A/S (direct)
malerfirmaetbv.dk	Punktum dk A/S (direct)
vejas.dk	DANDOMAIN A/S
vesteråejendomme.dk	DANDOMAIN A/S

📋 WHOIS#

⏱️ Lookup Timing#

42ms

26ms

47ms

AAAA

41ms

TXT

201ms

CAA

41ms

HTTPS

35ms

TLSA

247ms

SOA

64ms

MTA-STS

57ms

DNSSEC

64ms

SRV

74ms

Total

957ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 22:57:42	1340ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-07 11:32:32	1340ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 11:03:17 shown	957ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 07:53:09	1068ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 03:53:01	1274ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-16 19:58:30	1818ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-13 19:09:24	9691ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-08 07:28:38	3084ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 04:42:00	2900ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-23 12:58:49	5007ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-22 10:15:05	1960ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-08 21:42:34	9176ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-03 10:24:49	1404ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-06 17:49:22	2013ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 19:54:31	5445ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 11:55:33	1115ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-24 09:16:45	1011ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 23:14:44	1185ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 19:47:41	870ms	2 NS 1 A 1 MX	🔒 Secure