duckburg.dk DNS records

🖥️ Nameservers2 records 61ms

Nameserver	IP addresses	PTR	ASN / ISP
milan.ns.cloudflare.com	108.162.195.21 162.159.44.21 172.64.35.21 2606:4700:58::a29f:2c15 2803:f800:50::6ca2:c315 2a06:98c1:50::ac40:2315	milan.ns.cloudflare.com milan.ns.cloudflare.com milan.ns.cloudflare.com milan.ns.cloudflare.com milan.ns.cloudflare.com milan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
phoenix.ns.cloudflare.com	108.162.194.201 162.159.38.201 172.64.34.201 2606:4700:50::a29f:26c9 2803:f800:50::6ca2:c2c9 2a06:98c1:50::ac40:22c9	phoenix.ns.cloudflare.com phoenix.ns.cloudflare.com phoenix.ns.cloudflare.com phoenix.ns.cloudflare.com phoenix.ns.cloudflare.com phoenix.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.67.142	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.177.59	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 36ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:438e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:b13b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 48ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.67.142,172.67.177.59 ech=AEX+DQBBBQAgACAbQZebIQhDSFGjV8r8bAgUrIRee0RhxQoxPq63ozC6fgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:438e,2606:4700:3032::ac43:b13b

📝 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)

🔐 DNSSEC84ms

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	2413089233
Primary NS (MNAME)	milan.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

61ms

A

52ms

MX

31ms

AAAA

36ms

TXT

168ms

CAA

37ms

HTTPS

48ms

TLSA

50ms

SOA

0ms

MTA-STS

61ms

DNSSEC

84ms

SRV

78ms

Total

1013ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 05:40:19	1013ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-25 02:56:59	746ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-06 10:38:37	872ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-27 12:17:19	761ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-25 16:54:51	936ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 04:55:11	358ms	2 NS 2 A 0 MX	🔓 Insecure	View