cenius.dk DNS records

🖥️ Nameservers2 records 31ms

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 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
173.203.204.123	3600s	cargocollective.com	AS33070	Rackspace Hosting	173.203.192.0/18	🇺🇸 United States	—

📧 MX Records4 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod12-cph3.one.com	104.37.34.246	mx1.pub.mailpod12-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod12-cph3.one.com	104.37.34.247	mx2.pub.mailpod12-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod12-cph3.one.com	104.37.34.248	mx3.pub.mailpod12-cph3.one.com	AS51468 One.com A/S
10	10800s	mx4.pub.mailpod12-cph3.one.com	104.37.34.249	mx4.pub.mailpod12-cph3.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 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

🔗 TLSA / DANE4 records 84ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	3E81C76D10E1A717F28178710EADCAA8…
SMTP _25._tcp.mx2.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	3E81C76D10E1A717F28178710EADCAA8…
SMTP _25._tcp.mx3.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	3E81C76D10E1A717F28178710EADCAA8…
SMTP _25._tcp.mx4.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	3E81C76D10E1A717F28178710EADCAA8…

🔐 DNSSEC79ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081902
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

31ms

A

43ms

MX

36ms

AAAA

36ms

TXT

169ms

CAA

47ms

HTTPS

54ms

TLSA

84ms

SOA

0ms

MTA-STS

52ms

DNSSEC

79ms

SRV

60ms

Total

727ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 17:24:44	727ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-19 15:55:59	6926ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-06 10:57:37	1216ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-08 19:13:28	1639ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-03 09:24:49	1222ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-26 20:52:16	935ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-20 15:54:01	1183ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-16 20:06:38	2320ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-16 20:05:15	498ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-16 20:00:04	784ms	2 NS 1 A 4 MX	🔒 Secure	View