cud.dk DNS records

🖥️ Nameservers2 records 27ms

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 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.156.159	3600s	linux271.unoeuro.com	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records2 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	dk.mx1.mailanyone.net	192.162.219.155 2a01:77c0:1619:4100:6fa6:1315:2bd2:51cd	mx41.electric.net mx11.electric.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
20	3600s	dk.mx2.mx25.net	192.162.219.49	mx41.electric.net	AS16509 Amazon.com, Inc.

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 171ms

TXT Record
MS=ms82469030
v=spf1 ip4:152.115.67.59 ip4:93.191.155.217 include:spf.protection.outlook.com include:smtp-out12.electric.net include:spf.comendosystems.com include:smtp10.zitcom.dk include:spf.mailanyone.net -all

✉️ SPF

Policy	Record (cud.dk)
-all (hard fail)	v=spf1 ip4:152.115.67.59 ip4:93.191.155.217 include:spf.protection.outlook.com include:smtp-out12.electric.net include:spf.comendosystems.com include:smtp10.zitcom.dk include:spf.mailanyone.net -all

📨 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 113ms

Service / Owner	Type	Cert association
SMTP _25._tcp.dk.mx1.mailanyone.net	DANE-EE · Full cert · SHA-256	1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx1.mailanyone.net	DANE-EE · Full cert · SHA-256	443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx2.mx25.net	DANE-EE · Full cert · SHA-256	443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx2.mx25.net	DANE-EE · Full cert · SHA-256	1AAAC405385DEB66C25E43D629569F6C…

🔐 DNSSEC87ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081101
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

27ms

A

41ms

MX

39ms

AAAA

41ms

TXT

171ms

CAA

30ms

HTTPS

37ms

TLSA

113ms

SOA

0ms

MTA-STS

55ms

DNSSEC

87ms

SRV

81ms

Total

963ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-12 22:46:37	963ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-19 07:24:47	928ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-16 23:51:36	2965ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-25 12:24:17	3834ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-21 20:41:24	1154ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 19:38:39	528ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-20 03:30:28	1387ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-16 23:10:50	514ms	2 NS 1 A 2 MX	🔒 Secure	View