mfs.dk

📜 Historical scan 2026-08-16 01:59:13 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mfs.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 2 March 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 76.76.21.21 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by mfs-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 45ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 53ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
76.76.21.21	600s	—	AS16509	Amazon.com, Inc.	76.76.21.0/24	🇺🇸 United States	Walnut

📧 MX Records#

1 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	mfs-dk.mail.protection.outlook.com	2a01:111:f403:ca04::f 2a01:111:f403:ca09::6 2a01:111:f403:ca09::9 2a01:111:f403:ca09::e 52.101.68.10 52.101.68.3 52.101.73.1 52.101.73.19	mail-db7pr03cu00507.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as8pr04cu00803.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 → 40.104.116.56

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 75ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

6 records 176ms

TXT Record
facebook-domain-verification=pu6bgjirkiceqn18knx8zffpuvls9l
google-site-verification=Dq6l4HcLheEpj0t6O9ddgnwT7T-RKFWZ7QNq-rawzf8
google-site-verification=OadDKWCJ53cHWjSqqcrplAK01uix5geHPfQlp4oSrmQ
google-site-verification=rGlsyJqP4MZMLlNViBRn4bklfuzQpf_x3kM6wtBUVck
MS=ms32115722
v=spf1 include:spf.protection.outlook.com include:shops.shopify.com ip4:80.198.126.130 -all

✉️ SPF#

Policy	Record (mfs.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:shops.shopify.com ip4:80.198.126.130 -all

📨 DMARC#

Policy	Record (_dmarc.mfs.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=r; aspf=r; rua=mailto:abuse@mfs.dk; ruf=mailto:abuse@mfs.dk; fo=0; 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 2026-10-21 02:20:47

www CNAME	cname.vercel-dns.com (all on vercel-dns.com) → 66.33.60.35 76.76.21.123 (AS16509)
www vs bare domain	Same network mfs.dk: 76.76.21.21 (AS16509) www.mfs.dk: 66.33.60.35 76.76.21.123 (AS16509)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

3 found

Selector	CNAME	Key
s1	s1.domainkey.u19740723.wl224.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u19740723.wl224.sendgrid.net	RSA · ~1024 bit below 2048 bit
selector1	selector1-mfs-dk._domainkey.msmuseetforsfart.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: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

86ms

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

🏷️ SOA#

29ms

Field	Value
Serial	2026081101
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-17 19:03:41

Field	Value
Registrar	ONE.COM A/S
Registered	2004-03-02
Expires	2027-03-31 (159d)

🔗 Same registrant#

8 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
fyrskibet.dk	ONE.COM A/S
jmarcussen.dk	FIONIA IT ApS
maritime-museum.dk	ONE.COM A/S
maritimemuseum.dk	ONE.COM A/S
museetforsoefart.dk	ONE.COM A/S
museetforsøfart.dk	ONE.COM A/S
soefartsmuseet.dk	ONE.COM A/S
søfartsmuseet.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

45ms

53ms

48ms

AAAA

44ms

TXT

176ms

CAA

52ms

HTTPS

35ms

TLSA

761ms

SOA

29ms

MTA-STS

61ms

DNSSEC

86ms

SRV

75ms

Total

5725ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 02:20:47	1047ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-17 18:29:49	1712ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-09 09:55:02	1207ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 20:59:38	797ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 21:07:24	1034ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-18 02:28:10	1489ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-03 23:12:24	1187ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-02 19:55:52	1202ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 13:56:59	1102ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-17 20:45:32	9064ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-16 01:59:13 shown	5725ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-12 12:52:07	7323ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 09:03:21	765ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 13:34:36	2292ms	2 NS 1 A 1 MX	🔒 Secure