cfw.dk DNS records

🖥️ Nameservers2 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
aron.ns.cloudflare.com	108.162.192.69 172.64.32.69 173.245.58.69 2606:4700:50::adf5:3a45 2803:f800:50::6ca2:c045 2a06:98c1:50::ac40:2045	aron.ns.cloudflare.com aron.ns.cloudflare.com aron.ns.cloudflare.com aron.ns.cloudflare.com aron.ns.cloudflare.com aron.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
troy.ns.cloudflare.com	108.162.195.218 162.159.44.218 172.64.35.218 2606:4700:58::a29f:2cda 2803:f800:50::6ca2:c3da 2a06:98c1:50::ac40:23da	troy.ns.cloudflare.com troy.ns.cloudflare.com troy.ns.cloudflare.com troy.ns.cloudflare.com troy.ns.cloudflare.com troy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 70ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.28.63	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.170.104	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 48ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:1c3f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:aa68	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 50ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.28.63,172.67.170.104 ech=AEX+DQBBRgAgACDgaNOvAMvElhFmdVdE2XGFNVk0aUo60AWhRKS1DACgUAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1c3f,2606:4700:3032::ac43:aa68

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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)

🔐 DNSSEC91ms

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

🏷️ SOA0ms

Field	Value
Serial	2411753755
Primary NS (MNAME)	aron.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

40ms

A

70ms

MX

49ms

AAAA

48ms

TXT

200ms

CAA

49ms

HTTPS

50ms

TLSA

53ms

SOA

0ms

MTA-STS

61ms

DNSSEC

91ms

SRV

85ms

Total

767ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 20:48:10	767ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-10 15:46:21	4527ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-27 08:42:29	2687ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-26 00:51:13	637ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-22 20:45:44	1184ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 10:34:34	2425ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-21 15:29:11	1165ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 20:15:25	464ms	2 NS 2 A 0 MX	🔓 Insecure	View