dmuller.dk DNS records

🖥️ Nameservers2 records 43ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dnsserver.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dnsserver.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records

🌍

No A records found

📧 MX Records1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	10800s	dmuller-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca04::e 2a01:111:f403:ca09::4 2a01:111:f403:ca09::9 52.101.103.140 52.101.181.153 52.101.68.10 52.101.73.19	mail-du0pr03cu00102.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 64ms

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

📝 TXT Records1 records 135ms

TXT Record
v=spf1 include:spf.protection.outlook.com ip4:193.8.36.0/22 -all

✉️ SPF

Policy	Record (dmuller.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com ip4:193.8.36.0/22 -all

📨 DMARC

Policy	Record (_dmarc.dmuller.dk)
p=none (monitor only)	v=DMARC1; p=none; sp=reject; fo=0:d; rua=mailto:postmaster@dmuller.dk

📬 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)

🔐 DNSSEC87ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2026011301
Primary NS (MNAME)	ns1.dnsserver.dk
Responsible (RNAME)	hostmaster@curanet.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

43ms

A

38ms

MX

38ms

AAAA

37ms

TXT

135ms

CAA

53ms

HTTPS

42ms

TLSA

369ms

SOA

0ms

MTA-STS

64ms

DNSSEC

87ms

SRV

64ms

Total

894ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 16:15:27	894ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-08-27 02:52:32	1241ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-23 10:18:12	959ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-21 17:35:11	740ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-21 15:32:26	1175ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 03:55:35	461ms	2 NS 0 A 1 MX	🔒 Secure	View