steffenmikkelsen.dk

📜 Historical scan 2026-09-14 12:34:54 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

steffenmikkelsen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 27 June 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by .. The zone is DNSSEC-signed and validates, has no 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 114ms

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

🌍

No A records found

📧 MX Records

1 records 145ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records

1 records 291ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (steffenmikkelsen.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-01 16:28:08

www	NXDOMAIN
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

🔎 SPF check

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE

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

🔐 DNSSEC

203ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA

0ms

Field	Value
Serial	2026091001
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 2026-09-30 16:48:59

Field	Value
Registrar	DNS Platform ApS
Registered	2007-06-27
Expires	2031-06-30 (1728d)

📋 WHOIS

⏱️ Lookup Timing

114ms

106ms

145ms

AAAA

128ms

TXT

291ms

CAA

139ms

HTTPS

120ms

TLSA

36ms

SOA

0ms

MTA-STS

144ms

DNSSEC

203ms

SRV

142ms

Total

598ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-10-01 16:28:08	458ms	2 NS 0 A 0 MX	🔓 Insecure
2026-09-30 16:22:44	1405ms	2 NS 0 A 0 MX	🔓 Insecure
2026-09-14 12:34:54 shown	598ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-25 17:15:02	629ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-12 11:21:27	1535ms	2 NS 0 A 1 MX	🔒 Secure
2026-07-17 20:50:49	8591ms	2 NS 0 A 1 MX	🔒 Secure
2026-07-15 21:26:13	8531ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-17 13:06:50	490ms	2 NS 0 A 0 MX	🔒 Secure