skfn.dk

📜 Historical scan 2026-08-18 21:40:40 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

skfn.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 18 April 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.154 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by skfn-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#

3 records 344ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 323ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.154	3600s	linux138.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 303ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	skfn-dk.mail.protection.outlook.com	2a01:111:f403:c967:: 2a01:111:f403:c967::2 2a01:111:f403:c967::4 2a01:111:f403:c967::6 52.101.209.2 52.101.209.4 52.101.209.6 52.101.209.74	mail-cpcp307cu00400.inbound.protection.outlook.com mail-cpap307cu00402.inbound.protection.outlook.com mail-cpap307cu00204.inbound.protection.outlook.com mail-cpcp307cu00206.inbound.protection.outlook.com mail-cpap307cu00402.inbound.protection.outlook.com mail-cpap307cu00204.inbound.protection.outlook.com mail-cpcp307cu00206.inbound.protection.outlook.com mail-cpcp307cu00402.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 → 40.104.116.8
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 412ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records#

2 records 699ms

TXT Record
MS=ms76884604
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.skfn.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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 2026-10-08 10:14:14

www	94.231.103.154 (AS48854) (address records, no CNAME)
www vs bare domain	Same network skfn.dk: 94.231.103.154 (AS48854) www.skfn.dk: 94.231.103.154 (AS48854)
Wildcard	Yes: any name under the zone resolves
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

🔎 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#

499ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026052802
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-06 06:29:03

Field	Value
Registrar	Simply.com A/S
Registered	2018-04-18
Expires	2027-04-30 (192d)

📋 WHOIS#

⏱️ Lookup Timing#

344ms

323ms

303ms

AAAA

300ms

TXT

699ms

CAA

259ms

HTTPS

316ms

TLSA

541ms

SOA

0ms

MTA-STS

401ms

DNSSEC

499ms

SRV

412ms

Total

7162ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 03:41:23	1093ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-01 03:31:19	661ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-25 19:10:17	1345ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-18 21:40:40 shown	7162ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-16 18:54:12	3973ms	3 NS 0 A 0 MX	⚠️ Bogus
2026-06-20 03:25:50	1529ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-18 01:04:19	1373ms	3 NS 1 A 1 MX	🔒 Secure