efsen.dk DNS records

🖥️ Nameservers2 records 44ms

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 80ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.158.3	3600s	linux2.dandomain.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 85ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	efsen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca09:: 2a01:111:f403:ca09::3 2a01:111:f403:ca09::b 52.101.68.36 52.101.68.5 52.101.73.2 52.101.73.26	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-as9pr05cu01302.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 → 52.98.149.184

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 407ms

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

✉️ SPF

Policy	Record (efsen.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_spf.online.superoffice.com -all

📨 DMARC

Policy	Record (_dmarc.efsen.dk)
p=reject	v=DMARC1;p=reject

📬 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)

🔐 DNSSEC99ms

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

🏷️ SOA42ms

Field	Value
Serial	2026011903
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

44ms

A

80ms

MX

85ms

AAAA

88ms

TXT

407ms

CAA

43ms

HTTPS

43ms

TLSA

225ms

SOA

42ms

MTA-STS

82ms

DNSSEC

99ms

SRV

119ms

Total

1015ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-24 16:39:46	1015ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 16:08:55	1152ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 21:37:37	1193ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 16:28:58	2420ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 06:13:12	3429ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 06:10:14	970ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 06:09:47	18874ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 06:00:22	1785ms	2 NS 1 A 1 MX	🔒 Secure	View