cdm.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 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.158.56	600s	linux206.dandomain.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	cdm-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::d 2a01:111:f403:ca09::1 2a01:111:f403:ca09::4 52.101.73.19 52.101.73.2 52.101.73.4 52.101.73.8	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am0pr83cu00404.inbound.protection.outlook.com mail-am0pr04cu00500.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 46ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records7 records 160ms

TXT Record
_0luc5z9gesi1unallh792rep565eps8
_cyzb3yvwi0z3cwq0aib6m4ysse4yyyg
_globalsign-domain-verification=quJVw6WFS2Ta5C3anPsmUPnqJlck1Rf-mBd9c493y7
9N6IPtwuuWNlF0cIVdPfzJAWqzOtq+rN78dirfCJfAxXv7zZEUVW6CtxaY3BIkAm6kIXVhbB7XFjH26wg8qXfA==
MS=89B2B37FFEF95D97A5C91E99290E1CE40172A440
v=spf1 ip4:77.75.80.40 a:mail.cdm.dk a:smtp.dandomain.dk ip4:77.75.81.147 include:spf.protection.outlook.com include:spf.emailsignatures365.com include:spf.mailanyone.net -all
vpe=5c79d85d

✉️ SPF

Policy	Record (cdm.dk)
-all (hard fail)	v=spf1 ip4:77.75.80.40 a:mail.cdm.dk a:smtp.dandomain.dk ip4:77.75.81.147 include:spf.protection.outlook.com include:spf.emailsignatures365.com include:spf.mailanyone.net -all

📨 DMARC

Policy	Record (_dmarc.cdm.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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.cdm.dk	X7qUT0citZZS3e7MBq5u17aecIk5deMPs01HzjZGPTo
TXT	_acme-challenge.cdm.dk	hO7NaKd_ocC8_O9t8rcgroLdapzIYmD5XbMNzJ6d_jg

🔗 TLSA / DANE

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

🔐 DNSSEC56ms

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

🏷️ SOA26ms

Field	Value
Serial	2026080301
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

32ms

MX

35ms

AAAA

33ms

TXT

160ms

CAA

32ms

HTTPS

31ms

TLSA

621ms

SOA

26ms

MTA-STS

45ms

DNSSEC

56ms

SRV

46ms

Total

5588ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-04 09:27:18	5588ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-04 23:16:42	1812ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-29 14:45:24	1357ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 13:05:51	966ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 19:55:50	640ms	2 NS 1 A 1 MX	🔒 Secure	View