ern.dk DNS records

🖥️ Nameservers2 records 31ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
194.150.113.21	3600s	—	AS48854	team.blue Denmark A/S	194.150.112.0/22	🇩🇰 Denmark	Skanderborg

📧 MX Records2 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	60s	mx.spamfilter.io	46.36.212.34 46.36.212.36 46.36.212.37 46.36.212.38 89.188.78.64 89.188.78.65 89.188.78.66 94.231.106.12	node4.spamfilter.io node8.spamfilter.io node6.spamfilter.io node7.spamfilter.io node3.spamfilter.io node9.spamfilter.io node10.spamfilter.io node2.spamfilter.io	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
20	60s	ern-dk.mail.protection.outlook.com	—	—	—

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscoverredirect.webexchange.nu → 46.36.209.50

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 57ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 134ms

TXT Record
MS=ms62333645
v=spf1 a include:spf.dandomain.dk include:spf.protection.outlook.com ip4:194.150.113.0/24 ip4:194.150.112.0/24 -all

✉️ SPF

Policy	Record (ern.dk)
-all (hard fail)	v=spf1 a include:spf.dandomain.dk include:spf.protection.outlook.com ip4:194.150.113.0/24 ip4:194.150.112.0/24 -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 766ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.spamfilter.io	DANE-EE · SPKI · SHA-256	9A25F05F2E322DABDCC9B7A06AB47A2D…

🔐 DNSSEC80ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2021102803
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

31ms

A

37ms

MX

34ms

AAAA

51ms

TXT

134ms

CAA

45ms

HTTPS

49ms

TLSA

766ms

SOA

0ms

MTA-STS

49ms

DNSSEC

80ms

SRV

57ms

Total

1276ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-03 00:22:56	1276ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-28 00:37:07	1147ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-03 00:40:07	1138ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-27 18:23:48	834ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-26 17:36:52	747ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-17 08:10:56	1658ms	2 NS 1 A 2 MX	🔒 Secure	View