cp.dk DNS records

🖥️ Nameservers2 records 38ms

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 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.18.210.112	600s	—	AS31027	GlobalConnect A/S	94.18.0.0/16	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	cp-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::d 2a01:111:f403:ca09::8 2a01:111:f403:ca09::f 52.101.73.11 52.101.73.153 52.101.73.4 52.101.73.8	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-as8pr05cu00401.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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 115ms

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

📝 TXT Records2 records 360ms

TXT Record
google-site-verification=AdJNGYPZuoHTZ_TGMZZEKENp7wWhc_XRqE5VP7EOdiQ
v=spf1 include:spf.protection.outlook.com include:spf.xtracon.dk ip4:217.116.227.136 include:spf.emailsignatures365.com include:mail.zendesk.com -all

✉️ SPF

Policy	Record (cp.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.xtracon.dk ip4:217.116.227.136 include:spf.emailsignatures365.com include:mail.zendesk.com -all

📨 DMARC

Policy	Record (_dmarc.cp.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:4912ecc1eaac47048197e37cb0d6bf29@dmarc-reports.cloudflare.net

📬 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)

🔐 DNSSEC107ms

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

🏷️ SOA0ms

Field	Value
Serial	2026080101
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

38ms

A

37ms

MX

33ms

AAAA

31ms

TXT

360ms

CAA

34ms

HTTPS

30ms

TLSA

372ms

SOA

0ms

MTA-STS

60ms

DNSSEC

107ms

SRV

115ms

Total

1392ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-01 12:43:33	1392ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-01 19:37:56	716ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 22:40:41	706ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 22:40:32	580ms	2 NS 1 A 1 MX	🔓 Insecure	View