sualk.dk DNS records

🖥️ Nameservers2 records 101ms

Nameserver	IP addresses	PTR	ASN / ISP
julio.ns.cloudflare.com	108.162.195.209 162.159.44.209 172.64.35.209 2606:4700:58::a29f:2cd1 2803:f800:50::6ca2:c3d1 2a06:98c1:50::ac40:23d1	julio.ns.cloudflare.com julio.ns.cloudflare.com julio.ns.cloudflare.com julio.ns.cloudflare.com julio.ns.cloudflare.com julio.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mina.ns.cloudflare.com	108.162.194.251 162.159.38.251 172.64.34.251 2606:4700:50::a29f:26fb 2803:f800:50::6ca2:c2fb 2a06:98c1:50::ac40:22fb	mina.ns.cloudflare.com mina.ns.cloudflare.com mina.ns.cloudflare.com mina.ns.cloudflare.com mina.ns.cloudflare.com mina.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 121ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.53.184	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.216.30	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 90ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	sualk-dk.mail.protection.outlook.com	—	—	—

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.24

🔷 AAAA Records (IPv6)2 records 96ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:35b8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:d81e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 107ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.53.184,172.67.216.30 ech=AEX+DQBBsgAgACA4kT9phvhO0Tf4ka/G4zE53oCVF+x/10uEakLDncCTCgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:35b8,2606:4700:3036::ac43:d81e

📝 TXT Records1 records 357ms

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

✉️ SPF

Policy	Record (sualk.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.sualk.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:Webmaster@sualk.dk; ruf=mailto:Webmaster@sualk.dk; adkim=r; aspf=r; rf=afrf

📬 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)

🔐 DNSSEC254ms

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	2412928167
Primary NS (MNAME)	julio.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

101ms

A

121ms

MX

90ms

AAAA

96ms

TXT

357ms

CAA

82ms

HTTPS

107ms

TLSA

1067ms

SOA

0ms

MTA-STS

135ms

DNSSEC

254ms

SRV

146ms

Total

4246ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-23 12:58:04	4246ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-08 20:54:54	11157ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-25 20:58:20	942ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-25 15:21:24	1258ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-25 00:03:54	1377ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-22 10:03:26	930ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 11:48:35	2823ms	2 NS 2 A 1 MX	🔓 Insecure	View