tzen.dk DNS records

🖥️ Nameservers2 records 45ms

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 Records

🌍

No A records found

📧 MX Records2 records 51ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	aspmx1.migadu.com	141.94.75.77 141.94.97.118 2001:41d0:303:d163::1 2001:41d0:303:e224:: 2001:41d0:303:ff4d::1 2001:41d0:403:4876:: 2001:41d0:403:58f0:: 51.178.91.99 51.210.223.36 57.128.22.240	mx14.migadu.com mx10.migadu.com — mx12.migadu.com — mx10.migadu.com mx11.migadu.com mx15.migadu.com mx12.migadu.com mx11.migadu.com	AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS
20	—	aspmx2.migadu.com	141.94.75.77 141.94.97.118 2001:41d0:303:d163::1 2001:41d0:303:e224:: 2001:41d0:303:ff4d::1 2001:41d0:403:4876:: 2001:41d0:403:58f0:: 51.178.91.99 51.210.223.36 57.128.22.240	mx14.migadu.com mx10.migadu.com — mx12.migadu.com — mx10.migadu.com mx11.migadu.com mx15.migadu.com mx12.migadu.com mx11.migadu.com	AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 205ms

TXT Record
v=spf1 a mx include:spf.migadu.com ~all

✉️ SPF

Policy	Record (tzen.dk)
~all (soft fail)	v=spf1 a mx include:spf.migadu.com ~all

📨 DMARC

Policy	Record (_dmarc.tzen.dk)
p=none (monitor only)	v=DMARC1; p=none; fo=1; rua=mailto:admin@tzen.dk

📬 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 / DANE2 records 47ms

Service / Owner	Type	Cert association
SMTP _25._tcp.aspmx1.migadu.com	DANE-EE · SPKI · SHA-256	4D97323D167383FD6998CE177C02C80C…
SMTP _25._tcp.aspmx2.migadu.com	DANE-EE · SPKI · SHA-256	4D97323D167383FD6998CE177C02C80C…

🔐 DNSSEC84ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA47ms

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

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

45ms

A

36ms

MX

51ms

AAAA

50ms

TXT

205ms

CAA

45ms

HTTPS

49ms

TLSA

47ms

SOA

47ms

MTA-STS

70ms

DNSSEC

84ms

SRV

86ms

Total

757ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-02 10:13:38	776ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-08-12 13:18:23	1368ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-07-19 17:39:58	10847ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-07-14 17:20:51	10118ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-24 13:21:36	821ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-17 21:07:39	757ms	2 NS 0 A 2 MX	🔒 Secure	View