blue-sea.dk

📜 Historical scan 2026-06-28 04:04:09 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

blue-sea.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 22 May 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.100 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod5-cph3.one.com, mx2.pub.mailpod5-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 2230ms

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

🌍 A Records#

1 records 592ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.100	3599s	webcluster2.webpod13-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

3 records 592ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod5-cph3.one.com	185.164.14.54	mx1.pub.mailpod5-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod5-cph3.one.com	185.164.14.55	mx2.pub.mailpod5-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod5-cph3.one.com	185.164.14.56	mx3.pub.mailpod5-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

1 records 2216ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10b:8023:2e6:44c8:6a36	3600s	—	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#

📝

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 2026-10-22 01:45:54

www	46.30.213.100 2a02:2350:5:10b:8023:2e6:44c8:6a36 (AS51468) (address records, no CNAME)
www vs bare domain	Same network blue-sea.dk: 46.30.213.100 2a02:2350:5:10b:8023:2e6:44c8:6a36 (AS51468) www.blue-sea.dk: 46.30.213.100 2a02:2350:5:10b:8023:2e6:44c8:6a36 (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

3 records 191ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod5-cph3.one.com	DANE-EE · SPKI · SHA-256	D8DFA3FF2BFC8029FC54CAE58297D988…
SMTP _25._tcp.mx2.pub.mailpod5-cph3.one.com	DANE-EE · SPKI · SHA-256	D8DFA3FF2BFC8029FC54CAE58297D988…
SMTP _25._tcp.mx3.pub.mailpod5-cph3.one.com	DANE-EE · SPKI · SHA-256	D8DFA3FF2BFC8029FC54CAE58297D988…

🔐 DNSSEC#

769ms

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

🏷️ SOA#

682ms

Field	Value
Serial	2026062005
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 2026-10-19 09:20:38

Field	Value
Registrar	ONE.COM A/S
Registered	2002-05-22
Expires	2032-06-30 (2073d)

🔗 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#

2230ms

592ms

AAAA

2216ms

TXT

2893ms

CAA

2209ms

HTTPS

684ms

TLSA

191ms

SOA

682ms

MTA-STS

2256ms

DNSSEC

769ms

SRV

2242ms

Total

3602ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-22 01:45:54	511ms	2 NS 1 A 4 MX	🔒 Secure
2026-10-20 13:36:53	1234ms	2 NS 1 A 4 MX	🔒 Secure
2026-10-19 09:00:10	1708ms	2 NS 1 A 4 MX	🔒 Secure
2026-10-09 10:58:33	1229ms	2 NS 1 A 4 MX	🔒 Secure
2026-10-02 15:16:10	881ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-29 14:59:18	1655ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-04 05:11:10	625ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-27 15:25:23	759ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-20 05:10:49	5084ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-06 00:22:54	1487ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-01 12:38:39	891ms	2 NS 1 A 3 MX	🔒 Secure
2026-07-02 02:22:39	1523ms	2 NS 1 A 3 MX	🔒 Secure
2026-07-02 00:27:03	921ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-28 04:04:09 shown	3602ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-22 22:06:21	1438ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-16 15:15:44	3841ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-16 15:09:20	1070ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-16 15:00:54	2006ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-16 15:00:14	718ms	2 NS 1 A 3 MX	🔒 Secure