stuhrasferg.dk DNS records

🖥️ Nameservers2 records 30ms

Nameserver	IP addresses	PTR	ASN / ISP
athena.ns.cloudflare.com	108.162.192.72 172.64.32.72 173.245.58.72 2606:4700:50::adf5:3a48 2803:f800:50::6ca2:c048 2a06:98c1:50::ac40:2048	athena.ns.cloudflare.com athena.ns.cloudflare.com athena.ns.cloudflare.com athena.ns.cloudflare.com athena.ns.cloudflare.com athena.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sterling.ns.cloudflare.com	108.162.195.143 162.159.44.143 172.64.35.143 2606:4700:58::a29f:2c8f 2803:f800:50::6ca2:c38f 2a06:98c1:50::ac40:238f	sterling.ns.cloudflare.com sterling.ns.cloudflare.com sterling.ns.cloudflare.com sterling.ns.cloudflare.com sterling.ns.cloudflare.com sterling.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.14.224	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.204.136	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔶 Autoconfig	104.21.14.224

🔷 AAAA Records (IPv6)2 records 24ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:ee0	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:cc88	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 29ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.14.224,172.67.204.136 ech=AEX+DQBBQAAgACDKJR7kX9UV9stRW82GOY7Z3p4hoTi4sL6UXw7+QeBoPAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:ee0,2606:4700:3035::ac43:cc88

📝 TXT Records1 records 150ms

TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF

Policy	Record (stuhrasferg.dk)
-all (hard fail)	v=spf1 include:spf.simply.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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.stuhrasferg.dk	5fieb4IiGZkb0PhBln9LtgJBCCiSABL0MpTIIpJiEqU

🔗 TLSA / DANE2 records 43ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…

🔐 DNSSEC105ms

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	2413551694
Primary NS (MNAME)	athena.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

30ms

A

49ms

MX

30ms

AAAA

24ms

TXT

150ms

CAA

32ms

HTTPS

29ms

TLSA

43ms

SOA

0ms

MTA-STS

38ms

DNSSEC

105ms

SRV

44ms

Total

517ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 14:11:14	517ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-08 00:27:30	1645ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-13 14:57:55	869ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-10 10:13:56	8937ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-08 13:24:47	1720ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-07 02:54:09	1529ms	2 NS 2 A 1 MX	❓ Unknown	View
2026-07-04 18:25:43	1728ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-03 13:50:25	699ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-29 21:58:15	1005ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-27 00:51:55	862ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-23 14:23:44	1465ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-21 22:22:34	563ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-20 07:08:32	549ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 23:01:20	1930ms	2 NS 2 A 1 MX	🔓 Insecure	View