cm9.dk DNS records

🖥️ Nameservers2 records 43ms

Nameserver	IP addresses	PTR	ASN / ISP
jihoon.ns.cloudflare.com	108.162.195.233 162.159.44.233 172.64.35.233 2606:4700:58::a29f:2ce9 2803:f800:50::6ca2:c3e9 2a06:98c1:50::ac40:23e9	jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com jihoon.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
martha.ns.cloudflare.com	108.162.194.142 162.159.38.142 172.64.34.142 2606:4700:50::a29f:268e 2803:f800:50::6ca2:c28e 2a06:98c1:50::ac40:228e	martha.ns.cloudflare.com martha.ns.cloudflare.com martha.ns.cloudflare.com martha.ns.cloudflare.com martha.ns.cloudflare.com martha.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 64ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.92.72	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.188.159	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 60ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)2 records 65ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::ac43:bc9f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:5c48	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 55ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.92.72,172.67.188.159 ech=AEX+DQBBEAAgACAMNs+N3CZyuNdAw68DeDISZizAtXC/G+vpfIRHCw46HQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:bc9f,2606:4700:3035::6815:5c48

📝 TXT Records1 records 208ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (cm9.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

Policy	Record (_dmarc.cm9.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s;

📬 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)

🔐 DNSSEC159ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA52ms

Field	Value
Serial	2405812568
Primary NS (MNAME)	jihoon.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

43ms

A

64ms

MX

60ms

AAAA

65ms

TXT

208ms

CAA

55ms

HTTPS

55ms

TLSA

87ms

SOA

52ms

MTA-STS

46ms

DNSSEC

159ms

SRV

189ms

Total

498ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 13:02:13	725ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-05 21:05:38	1815ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-30 13:58:56	962ms	2 NS 2 A 1 MX	❓ Unknown	View
2026-07-22 11:20:22	1462ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-25 10:53:16	4934ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-23 19:37:45	1178ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 14:56:34	756ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-20 04:45:01	859ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-20 04:11:19	498ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-19 23:22:27	595ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-16 21:26:23	494ms	2 NS 2 A 0 MX	🔓 Insecure	View