sfn.dk

📜 Historical scan 2026-06-17 13:56:08  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sfn.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 24 October 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.127 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mail4.surftown.dk. 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   76ms
NameserverIP addressesPTRASN / 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   105ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.215.127 — webforward.webpod16-cph3.one.com AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen

📧 MX Records#

1 records   87ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mail4.surftown.dk — — —

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-07 19:42:54
www195.47.247.18 (AS51468) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

315ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

130ms
FieldValue
Serial2026032401
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-02 18:31:37
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2005-10-24
Expires2026-10-31 (12d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
76ms
A
105ms
MX
87ms
AAAA
88ms
TXT
391ms
CAA
87ms
HTTPS
196ms
TLSA
251ms
SOA
130ms
MTA-STS
126ms
DNSSEC
315ms
SRV
0ms
Total
2012ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-07 19:42:54 584ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-02 18:17:30 601ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-01 18:14:56 643ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-30 18:03:33 497ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-21 03:26:55 741ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-02 13:36:03 24566ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-25 18:38:42 1204ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-20 07:43:31 715ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-17 13:56:08 shown 2012ms 2 NS 1 A 1 MX 🔒 Secure
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