12k.dk DNS records

🖥️ Nameservers2 records 67ms

Nameserver	IP addresses	PTR	ASN / ISP
aliza.ns.cloudflare.com	108.162.194.55 162.159.38.55 172.64.34.55 2606:4700:50::a29f:2637 2803:f800:50::6ca2:c237 2a06:98c1:50::ac40:2237	aliza.ns.cloudflare.com aliza.ns.cloudflare.com aliza.ns.cloudflare.com aliza.ns.cloudflare.com aliza.ns.cloudflare.com aliza.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
pranab.ns.cloudflare.com	108.162.195.199 162.159.44.199 172.64.35.199 2606:4700:58::a29f:2cc7 2803:f800:50::6ca2:c3c7 2a06:98c1:50::ac40:23c7	pranab.ns.cloudflare.com pranab.ns.cloudflare.com pranab.ns.cloudflare.com pranab.ns.cloudflare.com pranab.ns.cloudflare.com pranab.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 54ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.87.220	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.147.6	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 63ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:57dc	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:9306	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 69ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.87.220,172.67.147.6 ech=AEX+DQBBCAAgACC8Fbkd62s2vKIO4HTnwtRek/fItKnihs+4GB1yHMy1RwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:57dc,2606:4700:3033::ac43:9306

📝 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)

🔐 DNSSEC154ms

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	2410734449
Primary NS (MNAME)	aliza.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

67ms

A

54ms

MX

67ms

AAAA

63ms

TXT

193ms

CAA

67ms

HTTPS

69ms

TLSA

158ms

SOA

0ms

MTA-STS

50ms

DNSSEC

154ms

SRV

97ms

Total

882ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-31 08:41:58	882ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-15 11:11:46	9702ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-02 22:32:00	839ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-23 06:28:24	730ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-20 22:56:55	2036ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-16 12:36:45	430ms	2 NS 2 A 0 MX	🔓 Insecure	View