o7.dk DNS records

🖥️ Nameservers2 records 108ms

Nameserver	IP addresses	PTR	ASN / ISP
ns0.o7.dk	135.181.87.135 2a01:4f9:c012:dd04::1	xn--sb-lka.org xn--sb-lka.org	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns13.37.ax	2a01:4f9:c010:2697::1	tor2.xn--sb-lka.org	AS24940 Hetzner Online GmbH

🌍 A Records1 records 155ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
135.181.87.135	3600s	xn--sb-lka.org	AS24940	—	—	—	—

📧 MX Records2 records 88ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	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	3600s	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

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.migadu.com → 141.94.97.141
🔶 Autoconfig	autoconfig.migadu.com → 141.94.97.141

🔷 AAAA Records (IPv6)1 records 120ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f9:c012:dd04::1	3600s	xn--sb-lka.org	AS24940	—	—	—	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 425ms

Service	Priority	Weight	Port	Target
_imaps._tcp	0	1	993	inc-eu-central.migadu.com

📝 TXT Records2 records 467ms

TXT Record
hosted-email-verify=mvdf0hrg
v=spf1 include:spf.migadu.com -all

✉️ SPF

Policy	Record (o7.dk)
-all (hard fail)	v=spf1 include:spf.migadu.com -all

📨 DMARC

Policy	Record (_dmarc.o7.dk)
p=reject	v=DMARC1; p=reject; fo=1; rua=mailto:dmarc-rua@o7.dk; ruf=mailto:dmarc-ruf@o7.dk;

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

Status	Report address (rua)
✓ Enabled	mailto:mta-sts1@o7.dk

📜 CAA Records2 records 139ms

Flags	Tag	Value
0	iodef	mailto:caa-violation@o7.dk
128	issue	letsencrypt.org; accounturi=https://acme-v02.api.letsencrypt.org/acme/acct/85697055

🔗 TLSA / DANE7 records 6171ms

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…
HTTPS _443._tcp.o7.dk	DANE-TA · SPKI · SHA-256	D016E1FE311948ACA64F2DE44CE86C9A…
HTTPS _443._tcp.o7.dk	DANE-TA · SPKI · SHA-256	F1440A9B76E1E41E53A4CB461329BF63…
HTTPS _443._tcp.o7.dk	DANE-TA · SPKI · SHA-256	3586D4ECF070578CBD27AEDCE20B964E…
HTTPS _443._tcp.o7.dk	DANE-TA · SPKI · SHA-256	885BF0572252C6741DC9A52F5044487F…
HTTPS _443._tcp.o7.dk	DANE-TA · SPKI · SHA-256	CBBC559B44D524D6A132BDAC672744DA…

🔐 DNSSEC192ms

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

🏷️ SOA91ms

Field	Value
Serial	2025090801
Primary NS (MNAME)	o7.dk
Responsible (RNAME)	dns@o7.dk
Refresh	21600s
Retry	3600s
Expire	259200s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

108ms

A

155ms

MX

88ms

AAAA

120ms

TXT

467ms

CAA

139ms

HTTPS

151ms

TLSA

6171ms

SOA

91ms

MTA-STS

96ms

DNSSEC

192ms

SRV

425ms

Total

14545ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 14:41:07	2638ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-26 22:19:20	15685ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-25 11:43:59	10249ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-20 02:36:18	7339ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-19 03:37:16	14545ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-18 00:37:59	6202ms	2 NS 1 A 2 MX	🔒 Secure	View