sejlerskab.dk DNS records

🖥️ Nameservers2 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 Records1 records 56ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
95.142.104.188	600s	188.160-191.104.142.95.in-addr.arpa web19.oemhost.net	AS204866	Microdata Aps	95.142.104.0/24	🇩🇰 Denmark	—

📧 MX Records4 records 59ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.mailpod15-cph3.g1i.one.com	104.37.35.36	mx1.mailpod15-cph3.g1i.one.com	AS51468 One.com A/S
10	10800s	mx2.mailpod15-cph3.g1i.one.com	104.37.35.37	mx2.mailpod15-cph3.g1i.one.com	AS51468 One.com A/S
10	10800s	mx3.mailpod15-cph3.g1i.one.com	104.37.35.38	mx3.mailpod15-cph3.g1i.one.com	AS51468 One.com A/S
10	10800s	mx4.mailpod15-cph3.g1i.one.com	104.37.35.39	mx4.mailpod15-cph3.g1i.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)1 records 47ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a07:a80:4:8004::188	600s	web19.oemhost.net	AS34766	atom86 BV	2a07:a80:0:0:0:0:0:0/29	🇳🇱 The Netherlands	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 194ms

TXT Record
google-site-verification=Jpvwf2q7MzkncRxqg89GPf14yzRqPEUBIu63YfoAbvo
google-site-verification=vfWoAlczFPFDit329lgqV08NPw2llPhOiELmt49eJyA
v=spf1 include:_custspf.one.com include:spf.raymeon.com -all

✉️ SPF

Policy	Record (sejlerskab.dk)
-all (hard fail)	v=spf1 include:_custspf.one.com include:spf.raymeon.com -all

📨 DMARC

Policy	Record (_dmarc.sejlerskab.dk)
p=reject	v=DMARC1; p=reject

📬 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

🔗 TLSA / DANE4 records 614ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.mailpod15-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	E54A7262DC6E3E0F06227A22B71D01DC…
SMTP _25._tcp.mx2.mailpod15-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	E54A7262DC6E3E0F06227A22B71D01DC…
SMTP _25._tcp.mx3.mailpod15-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	E54A7262DC6E3E0F06227A22B71D01DC…
SMTP _25._tcp.mx4.mailpod15-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	E54A7262DC6E3E0F06227A22B71D01DC…

🔐 DNSSEC87ms

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

🏷️ SOA49ms

Field	Value
Serial	2026082201
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

42ms

A

56ms

MX

59ms

AAAA

47ms

TXT

194ms

CAA

34ms

HTTPS

34ms

TLSA

614ms

SOA

49ms

MTA-STS

62ms

DNSSEC

87ms

SRV

77ms

Total

5460ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-22 05:15:57	5460ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-27 15:49:02	5098ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-23 13:22:19	1253ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-15 06:01:57	1314ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-25 04:33:23	1668ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-24 11:36:07	1171ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 04:48:17	1349ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-18 07:57:46	849ms	2 NS 1 A 4 MX	🔒 Secure	View