osmann.dk DNS records

🖥️ Nameservers2 records 343ms

Nameserver	IP addresses	PTR	ASN / ISP
roan.ns.cloudflare.com	108.162.193.226 172.64.33.226 173.245.59.226 2606:4700:58::adf5:3be2 2803:f800:50::6ca2:c1e2 2a06:98c1:50::ac40:21e2	roan.ns.cloudflare.com roan.ns.cloudflare.com roan.ns.cloudflare.com roan.ns.cloudflare.com roan.ns.cloudflare.com roan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sima.ns.cloudflare.com	108.162.192.222 172.64.32.222 173.245.58.222 2606:4700:50::adf5:3ade 2803:f800:50::6ca2:c0de 2a06:98c1:50::ac40:20de	sima.ns.cloudflare.com sima.ns.cloudflare.com sima.ns.cloudflare.com sima.ns.cloudflare.com sima.ns.cloudflare.com sima.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 175ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.55.109	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.171.27	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	172.67.171.27
🔶 Autoconfig	104.21.55.109

🔷 AAAA Records (IPv6)2 records 197ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::6815:376d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:ab1b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 216ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.55.109,172.67.171.27 ech=AEX+DQBBuQAgACAvm/0aBCPA8lL0W8BJGlY+aQG5mSltXPg28U+pnur1XwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:376d,2606:4700:3034::ac43:ab1b

📝 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)

🔐 DNSSEC302ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA208ms

Field	Value
Serial	2406709952
Primary NS (MNAME)	roan.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

343ms

A

175ms

MX

217ms

AAAA

197ms

TXT

402ms

CAA

199ms

HTTPS

216ms

TLSA

208ms

SOA

208ms

MTA-STS

225ms

DNSSEC

302ms

SRV

373ms

Total

2362ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-10 07:49:02	8782ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-23 22:30:14	10547ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-24 16:05:24	2362ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-18 08:21:53	1918ms	2 NS 2 A 0 MX	🔓 Insecure	View