sb2a.dk DNS records

🖥️ Nameservers2 records 27ms

Nameserver	IP addresses	PTR	ASN / ISP
brett.ns.cloudflare.com	108.162.193.76 172.64.33.76 173.245.59.76 2606:4700:58::adf5:3b4c 2803:f800:50::6ca2:c14c 2a06:98c1:50::ac40:214c	brett.ns.cloudflare.com brett.ns.cloudflare.com brett.ns.cloudflare.com brett.ns.cloudflare.com brett.ns.cloudflare.com brett.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
magali.ns.cloudflare.com	108.162.194.29 162.159.38.29 172.64.34.29 2606:4700:50::a29f:261d 2803:f800:50::6ca2:c21d 2a06:98c1:50::ac40:221d	magali.ns.cloudflare.com magali.ns.cloudflare.com magali.ns.cloudflare.com magali.ns.cloudflare.com magali.ns.cloudflare.com magali.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 21ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.85.110	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.204.163	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 33ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:cca3	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:556e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 26ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.85.110,172.67.204.163 ech=AEX+DQBBWgAgACCZQBa7F6xNFza3amtqWkger9fVSfslduzX2P3LiCAHHQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:cca3,2606:4700:3034::6815:556e

📝 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)

🔐 DNSSEC94ms

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	2413531585
Primary NS (MNAME)	brett.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 RegistrationWHOIS fetched 2026-08-29 08:30:15

Field	Value
Registrar	Simply.com A/S
Registered	2025-04-24
Expires	2027-04-23 (232d)

📋 WHOIS

⏱️ Lookup Timing

NS

27ms

A

21ms

MX

21ms

AAAA

33ms

TXT

135ms

CAA

23ms

HTTPS

26ms

TLSA

41ms

SOA

0ms

MTA-STS

47ms

DNSSEC

94ms

SRV

47ms

Total

885ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 06:55:37	885ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-29 08:23:59	1150ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-27 02:59:08	690ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-10 21:28:34	855ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-24 17:39:45	853ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-20 00:00:25	486ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-18 01:37:07	792ms	2 NS 2 A 0 MX	🔓 Insecure	View