cpl.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 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
136.243.123.133	3600s	dedi5059.your-server.de	AS24940	Hetzner Online GmbH	136.243.0.0/16	🇩🇪 Germany	Nuremberg

📧 MX Records1 records 69ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	cpl-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca09::4 2a01:111:f403:ca09::5 2a01:111:f403:ca09::e 52.101.103.137 52.101.73.123 52.101.73.28 52.101.73.8	mail-db4pr02cu00307.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-am7pr05cu00204.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

📝 TXT Records1 records 167ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (cpl.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -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 / DANE

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

🔐 DNSSEC90ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081301
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

43ms

MX

69ms

AAAA

35ms

TXT

167ms

CAA

46ms

HTTPS

43ms

TLSA

602ms

SOA

0ms

MTA-STS

76ms

DNSSEC

90ms

SRV

91ms

Total

1167ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 00:40:43	1167ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 13:38:06	1739ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-14 10:55:02	1918ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 19:06:51	2436ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 01:26:55	2123ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 17:07:23	2333ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 05:05:58	835ms	2 NS 1 A 1 MX	⚠️ Bogus	View
2026-06-20 02:27:33	812ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 22:45:50	2614ms	2 NS 1 A 1 MX	🔒 Secure	View