sanderumhus.dk DNS records

🖥️ Nameservers2 records 82ms

Nameserver	IP addresses	PTR	ASN / ISP
kristin.ns.cloudflare.com	108.162.192.181 172.64.32.181 173.245.58.181 2606:4700:50::adf5:3ab5 2803:f800:50::6ca2:c0b5 2a06:98c1:50::ac40:20b5	kristin.ns.cloudflare.com kristin.ns.cloudflare.com kristin.ns.cloudflare.com kristin.ns.cloudflare.com kristin.ns.cloudflare.com kristin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
nitin.ns.cloudflare.com	108.162.193.215 172.64.33.215 173.245.59.215 2606:4700:58::adf5:3bd7 2803:f800:50::6ca2:c1d7 2a06:98c1:50::ac40:21d7	nitin.ns.cloudflare.com nitin.ns.cloudflare.com nitin.ns.cloudflare.com nitin.ns.cloudflare.com nitin.ns.cloudflare.com nitin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 101ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.93.175	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.213.71	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.21.93.175
🔶 Autoconfig	172.67.213.71

🔷 AAAA Records (IPv6)2 records 111ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:5daf	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:d547	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 67ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.93.175,172.67.213.71 ech=AEX+DQBBtgAgACCWhQ4QeqIZU///JrIG1CRzV2gmfVlCUWMCOnvLXUaSIwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:5daf,2606:4700:3035::ac43:d547

📝 TXT Records1 records 432ms

TXT Record
v=spf1 include:_u.sanderumhus.dk._spf.smart.ondmarc.com -all

✉️ SPF

Policy	Record (sanderumhus.dk)
-all (hard fail)	v=spf1 include:_u.sanderumhus.dk._spf.smart.ondmarc.com -all

📨 DMARC

Policy	Record (_dmarc.sanderumhus.dk)
p=reject	v=DMARC1; p=reject; pct=100; sp=reject; rua=mailto:7a2eb496@inbox.ondmarc.com; ruf=mailto:7a2eb496@inbox.ondmarc.com; adkim=r; aspf=r; fo=1; rf=afrf; ri=3600

📬 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.sanderumhus.dk	am8Ygt4jODrJIUnswHIvfzgBs1qeevJNtm4_63KEMC4
TXT	_acme-challenge.sanderumhus.dk	sT2gvkGtbqqREEDegobn2PLHMNChEk9zygltFTK0gY8

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC284ms

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	2413387972
Primary NS (MNAME)	kristin.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

82ms

A

101ms

MX

108ms

AAAA

111ms

TXT

432ms

CAA

81ms

HTTPS

67ms

TLSA

131ms

SOA

0ms

MTA-STS

149ms

DNSSEC

284ms

SRV

165ms

Total

1734ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 01:02:32	1734ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-27 01:50:39	586ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-26 00:46:46	3069ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-24 19:30:15	642ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-09 14:43:05	879ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-27 12:53:24	1595ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 19:52:06	927ms	2 NS 2 A 0 MX	⚠️ Bogus	View