usu.dk DNS records

🖥️ Nameservers2 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.desec.io	2607:f740:e633:deec::2 45.54.76.1	ns1.desec.io ns1.desec.io	AS63911 NetActuate, Inc AS63911 NetActuate, Inc
ns2.desec.org	157.53.224.1 2607:f740:e00a:deec::2	ns2.desec.org ns2.desec.org	AS36217 NetActuate, Inc AS36217 NetActuate, Inc

🌍 A Records

🌍

No A records found

📧 MX Records2 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	aspmx1.migadu.com	135.125.171.180 135.125.222.87 2001:41d0:303:648a::1 2001:41d0:700:19b4::1 2001:41d0:700:1a57::1 51.38.57.138	ns3160119.ip-135-125-171.eu ns3160230.ip-135-125-222.eu — — — mizu0.migadu.com	AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS
20	3600s	aspmx2.migadu.com	135.125.171.180 135.125.222.87 2001:41d0:303:648a::1 2001:41d0:700:19b4::1 2001:41d0:700:1a57::1 51.38.57.138	ns3160119.ip-135-125-171.eu ns3160230.ip-135-125-222.eu — — — mizu0.migadu.com	AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS AS16276 OVH SAS

📧 Autodiscover / Autoconfig

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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 251ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.usu.dk)
p=quarantine	v=DMARC1; p=quarantine;

📬 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 / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC125ms

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

🏷️ SOA0ms

Field	Value
Serial	2026075670
Primary NS (MNAME)	get.desec.io
Responsible (RNAME)	get@desec.io
Refresh	86400s
Retry	3600s
Expire	2419200s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

44ms

A

43ms

MX

48ms

AAAA

60ms

TXT

251ms

CAA

42ms

HTTPS

51ms

TLSA

161ms

SOA

0ms

MTA-STS

67ms

DNSSEC

125ms

SRV

93ms

Total

1614ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-04 06:29:31	1614ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-08-28 02:17:09	947ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-08-21 02:59:44	1479ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-08-14 18:00:44	3974ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-08-07 19:16:22	1284ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-08-06 01:56:46	1367ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-07-23 13:11:44	817ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-07-17 14:50:54	814ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-07-12 06:40:06	8581ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-07-03 19:59:32	1620ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-07-02 11:11:27	9447ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-06-27 10:29:00	406ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-06-24 21:23:41	490ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-06-17 12:59:32	4768ms	2 NS 0 A 0 MX	🔒 Secure	View