ruehling.dk DNS records

🖥️ Nameservers2 records 53ms

Nameserver	IP addresses	PTR	ASN / ISP
ricardo.ns.cloudflare.com	108.162.195.211 162.159.44.211 172.64.35.211 2606:4700:58::a29f:2cd3 2803:f800:50::6ca2:c3d3 2a06:98c1:50::ac40:23d3	ricardo.ns.cloudflare.com ricardo.ns.cloudflare.com ricardo.ns.cloudflare.com ricardo.ns.cloudflare.com ricardo.ns.cloudflare.com ricardo.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
rosalie.ns.cloudflare.com	108.162.194.57 162.159.38.57 172.64.34.57 2606:4700:50::a29f:2639 2803:f800:50::6ca2:c239 2a06:98c1:50::ac40:2239	rosalie.ns.cloudflare.com rosalie.ns.cloudflare.com rosalie.ns.cloudflare.com rosalie.ns.cloudflare.com rosalie.ns.cloudflare.com rosalie.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 58ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.0.201	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.128.65	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records2 records 75ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	in1-smtp.messagingengine.com	103.168.172.216 103.168.172.217 103.168.172.218 103.168.172.219 103.168.172.220 103.168.172.221 103.168.172.222 103.168.172.223	phl-mx-01.messagingengine.com phl-mx-02.messagingengine.com phl-mx-03.messagingengine.com phl-mx-04.messagingengine.com phl-mx-05.messagingengine.com phl-mx-06.messagingengine.com phl-mx-07.messagingengine.com phl-mx-08.messagingengine.com	AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd
20	300s	in2-smtp.messagingengine.com	202.12.124.216 202.12.124.217 202.12.124.218 202.12.124.219	stl-mx-01.messagingengine.com stl-mx-02.messagingengine.com stl-mx-03.messagingengine.com stl-mx-04.messagingengine.com	AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.21.0.201
🔶 Autoconfig	172.67.128.65

🔷 AAAA Records (IPv6)2 records 71ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:c9	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:8041	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 44ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.0.201,172.67.128.65 ech=AEX+DQBBXAAgACBH5pfLr2dm5FubCRUNH5oF8OOVnC+r6Tg85GpjaavFDwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:c9,2606:4700:3035::ac43:8041

📝 TXT Records1 records 220ms

TXT Record
v=spf1 include:spf.messagingengine.com ?all

✉️ SPF

Policy	Record (ruehling.dk)
?all (neutral)	v=spf1 include:spf.messagingengine.com ?all

📨 DMARC

Policy	Record (_dmarc.ruehling.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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)

🔐 DNSSEC9089ms

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	2411176636
Primary NS (MNAME)	ricardo.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

53ms

A

58ms

MX

75ms

AAAA

71ms

TXT

220ms

CAA

46ms

HTTPS

44ms

TLSA

332ms

SOA

0ms

MTA-STS

70ms

DNSSEC

9089ms

SRV

78ms

Total

10866ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-08 15:05:06	10866ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-21 05:11:19	3419ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-25 14:30:24	3598ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-23 07:48:25	957ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-17 13:20:35	5291ms	2 NS 2 A 2 MX	🔓 Insecure	View