sebte.dk DNS records

🖥️ Nameservers2 records 43ms

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 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
162.159.135.42	600s	—	AS13335	Cloudflare, Inc.	162.159.128.0/19	🇺🇸 United States	—

📧 MX Records4 records 31ms

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)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 242ms

TXT Record
v=spf1 include:relay.kinstamailservice.com include:mailgun.org include:_custspf.one.com include:_spf.one.com ~all

✉️ SPF

Policy	Record (sebte.dk)
~all (soft fail)	v=spf1 include:relay.kinstamailservice.com include:mailgun.org include:_custspf.one.com include:_spf.one.com ~all

📨 DMARC

Policy	Record (_dmarc.sebte.dk)
p=none (monitor only)	v=DMARC1; p=none; pct=100; fo=1; ri=3600; rua=mailto:e6280fea@dmarc.mailgun.org,mailto:74a1716f@inbox.ondmarc.com; ruf=mailto:e6280fea@dmarc.mailgun.org,mailto:74a1716f@inbox.ondmarc.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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.sebte.dk	sebte.dk.kinstavalidation.app

🔗 TLSA / DANE4 records 55ms

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…

🔐 DNSSEC66ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082301
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

43ms

A

30ms

MX

31ms

AAAA

49ms

TXT

242ms

CAA

31ms

HTTPS

35ms

TLSA

55ms

SOA

0ms

MTA-STS

55ms

DNSSEC

66ms

SRV

53ms

Total

677ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-05 17:21:50	677ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-27 04:36:31	1067ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-24 15:29:22	1209ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-19 16:11:30	1756ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-13 18:12:10	4609ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-24 06:01:18	1012ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-12 21:24:01	4959ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-25 12:41:01	986ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-23 16:53:12	1103ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-20 17:33:35	1202ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-17 14:43:44	1503ms	2 NS 1 A 4 MX	🔒 Secure	View