sfw.dk

📜 Historical scan 2026-06-18 06:14:38 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sfw.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 11 October 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.243.46.251 is hosted by GlobalConnect A/S (AS42525) in Denmark. Mail is handled by mail.sfw.dk. 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
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 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.243.46.251	—	mail.sfw.dk	AS42525	GlobalConnect A/S	77.243.32.0/20	🇩🇰 Denmark	Nørre Åby

📧 MX Records#

1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	—	mail.sfw.dk	77.243.46.251	mail.sfw.dk	AS42525 GlobalConnect A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	77.243.46.251
🔶 Autoconfig	77.243.46.251

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 328ms

TXT Record
google-site-verification=qlwxcUiwDPCKyJtzUy4ogmvNHrPLjfgYH8h-fqCIOMU
v=spf1 mx -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.sfw.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:sh0smwh8@ag.dmarcian.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 2026-10-09 11:23:47

www	217.12.152.72 (AS31027) (address records, no CNAME)
www vs bare domain	Same network sfw.dk: 217.12.152.72 (AS31027) www.sfw.dk: 217.12.152.72 (AS31027)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 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#

134ms

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

🏷️ SOA#

36ms

Field	Value
Serial	2026061803
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 2026-10-06 08:52:48

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-10-11
Expires	2026-12-31 (75d)

📋 WHOIS#

⏱️ Lookup Timing#

42ms

43ms

44ms

AAAA

43ms

TXT

328ms

CAA

42ms

HTTPS

41ms

TLSA

312ms

SOA

36ms

MTA-STS

100ms

DNSSEC

134ms

SRV

146ms

Total

967ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 11:23:47	663ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-06 08:15:59	1470ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-01 07:21:12	1771ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-18 02:57:55	2759ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-21 06:01:06	822ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 02:28:54	1574ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 22:28:01	590ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 06:14:38 shown	967ms	2 NS 1 A 1 MX	🔒 Secure