rf-bolig.dk DNS records

🖥️ Nameservers2 records 427ms

Nameserver	IP addresses	PTR	ASN / ISP
ashley.ns.cloudflare.com	108.162.192.71 172.64.32.71 173.245.58.71 2606:4700:50::adf5:3a47 2803:f800:50::6ca2:c047 2a06:98c1:50::ac40:2047	ashley.ns.cloudflare.com ashley.ns.cloudflare.com ashley.ns.cloudflare.com ashley.ns.cloudflare.com ashley.ns.cloudflare.com ashley.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
dave.ns.cloudflare.com	108.162.193.109 172.64.33.109 173.245.59.109 2606:4700:58::adf5:3b6d 2803:f800:50::6ca2:c16d 2a06:98c1:50::ac40:216d	dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 425ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.35.185	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.178.150	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 430ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.pub.mailpod1-cph3.one.com	104.37.34.230	mx1.pub.mailpod11-cph3.one.com	AS51468 One.com A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	mailconfig.one.com
🔶 Autoconfig	mailconfig.one.com

🔷 AAAA Records (IPv6)2 records 409ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:b296	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:23b9	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 439ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.35.185,172.67.178.150 ech=AEX+DQBBaQAgACBl1OZ+7gMKOQQvXVP5MhMvRI+X8kaVpG7CeXENKXfZIQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:b296,2606:4700:3036::6815:23b9

📝 TXT Records1 records 855ms

TXT Record
v=spf1 include:_custspf.one.com ~all

✉️ SPF

Policy	Record (rf-bolig.dk)
~all (soft fail)	v=spf1 include:_custspf.one.com ~all

📨 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 / DANE1 records 400ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod1-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…

🔐 DNSSEC658ms

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	2412647185
Primary NS (MNAME)	ashley.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

427ms

A

425ms

MX

430ms

AAAA

409ms

TXT

855ms

CAA

414ms

HTTPS

439ms

TLSA

400ms

SOA

0ms

MTA-STS

541ms

DNSSEC

658ms

SRV

485ms

Total

8783ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-20 08:40:36	8783ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-16 22:01:19	982ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-03 01:03:16	3466ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-26 08:27:52	881ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 16:37:51	1658ms	2 NS 2 A 1 MX	🔓 Insecure	View