54b.dk

📜 Historical scan 2026-06-16 12:58:34 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

54b.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 26 January 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.114 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod6-cph3.one.com, mx2.pub.mailpod6-cph3.one.com and 1 more. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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 63ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	—	—	—
ns02.one.com	—	—	—

🌍 A Records#

1 records 75ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.114	—	webcluster2.webpod13-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	—

📧 MX Records#

3 records 61ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx1.pub.mailpod6-cph3.one.com	185.164.14.70	mx1.pub.mailpod6-cph3.one.com	AS51468 One.com A/S
10	—	mx2.pub.mailpod6-cph3.one.com	185.164.14.71	mx2.pub.mailpod6-cph3.one.com	AS51468 One.com A/S
10	—	mx3.pub.mailpod6-cph3.one.com	185.164.14.72	mx3.pub.mailpod6-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

1 records 78ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10b:8092:ba2d:b240:6013	—	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 225ms

TXT Record
v=spf1 include:spf.protection.example.com include:_custspf.one.com -all

✉️ SPF#

Policy	Record (54b.dk)
-all (hard fail)	v=spf1 include:spf.protection.example.com include:_custspf.one.com -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 2026-10-16 05:01:51

www	46.30.213.114 2a02:2350:5:10b:8092:ba2d:b240:6013 (AS51468) (address records, no CNAME)
www vs bare domain	Same network 54b.dk: 46.30.213.114 2a02:2350:5:10b:8092:ba2d:b240:6013 (AS51468) www.54b.dk: 46.30.213.114 2a02:2350:5:10b:8092:ba2d:b240:6013 (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

error include:spf.protection.example.com has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)

🔗 TLSA / DANE#

3 records 206ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod6-cph3.one.com	DANE-EE · SPKI · SHA-256	515D397B5EA735D3D3F24127EB4925FA…
SMTP _25._tcp.mx2.pub.mailpod6-cph3.one.com	DANE-EE · SPKI · SHA-256	515D397B5EA735D3D3F24127EB4925FA…
SMTP _25._tcp.mx3.pub.mailpod6-cph3.one.com	DANE-EE · SPKI · SHA-256	515D397B5EA735D3D3F24127EB4925FA…

🔐 DNSSEC#

206ms

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

🏷️ SOA#

65ms

Field	Value
Serial	2026061201
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 2026-10-15 02:50:45

Field	Value
Registrar	ONE.COM A/S
Registered	2004-01-26
Expires	2027-01-31 (105d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

63ms

75ms

61ms

AAAA

78ms

TXT

225ms

CAA

58ms

HTTPS

69ms

TLSA

206ms

SOA

65ms

MTA-STS

104ms

DNSSEC

206ms

SRV

0ms

Total

1705ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-27 07:32:15	769ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-26 07:09:24	3797ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-08 16:58:29	874ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-27 20:25:48	2755ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-26 23:53:40	565ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-25 20:46:56	640ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-22 05:39:04	1284ms	2 NS 1 A 3 MX	🔒 Secure
2026-07-28 20:29:23	804ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-30 15:53:37	674ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-26 18:39:58	703ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-25 14:46:19	1053ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-16 12:58:34 shown	1705ms	2 NS 1 A 3 MX	🔒 Secure