sadelunderlag.dk DNS records

🖥️ Nameservers2 records 49ms

Nameserver	IP addresses	PTR	ASN / ISP
frank.ns.cloudflare.com	108.162.193.166 172.64.33.166 173.245.59.166 2606:4700:58::adf5:3ba6 2803:f800:50::6ca2:c1a6 2a06:98c1:50::ac40:21a6	frank.ns.cloudflare.com frank.ns.cloudflare.com frank.ns.cloudflare.com frank.ns.cloudflare.com frank.ns.cloudflare.com frank.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lila.ns.cloudflare.com	108.162.192.186 172.64.32.186 173.245.58.186 2606:4700:50::adf5:3aba 2803:f800:50::6ca2:c0ba 2a06:98c1:50::ac40:20ba	lila.ns.cloudflare.com lila.ns.cloudflare.com lila.ns.cloudflare.com lila.ns.cloudflare.com lila.ns.cloudflare.com lila.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.17.251	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.178.243	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.21.17.251
🔶 Autoconfig	172.67.178.243

🔷 AAAA Records (IPv6)2 records 39ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:11fb	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:b2f3	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 52ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.17.251,172.67.178.243 ech=AEX+DQBBKAAgACDhoEuvJYbGLaePutOG6yGLRwuwU5t1IcItEdciQn0ZFwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:11fb,2606:4700:3033::ac43:b2f3

📝 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)

🔐 DNSSEC75ms

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	2412024596
Primary NS (MNAME)	frank.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

49ms

A

47ms

MX

58ms

AAAA

39ms

TXT

219ms

CAA

42ms

HTTPS

52ms

TLSA

63ms

SOA

0ms

MTA-STS

57ms

DNSSEC

75ms

SRV

82ms

Total

591ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 17:22:59	591ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-12 17:59:02	2683ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-27 06:55:57	785ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-24 13:49:27	4981ms	2 NS 2 A 0 MX	❓ Unknown	View
2026-06-24 04:59:06	952ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 04:42:14	590ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 20:27:28	572ms	2 NS 2 A 0 MX	⚠️ Bogus	View