3dc.dk DNS records

🖥️ Nameservers2 records 51ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.scannet2.dk	185.25.141.9 2a02:2339:4006:10d::4171:4171	ns1.scannet.dk ns1.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.scannet2.dk	2a02:2339:1:112:0:5:1:b11 91.197.248.72	ns2.scannet.dk ns2.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
83.94.103.218	3600s	—	AS3292	TDC Holding A/S	83.94.96.0/19	🇩🇰 Denmark	Skovlunde

📧 MX Records1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	3dc-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::b 2a01:111:f403:ca09::4 2a01:111:f403:ca09::8 52.101.68.18 52.101.68.27 52.101.68.32 52.101.73.28	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am7pr05cu00204.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 → 52.98.154.152

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 233ms

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

✉️ SPF

Policy	Record (3dc.dk)
-all (hard fail)	v=spf1 include:spf.hostnordic.com include:spf.protection.outlook.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

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC118ms

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

🏷️ SOA83ms

Field	Value
Serial	2023061501
Primary NS (MNAME)	ns.scannet2.dk
Responsible (RNAME)	hostmaster@scannet.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

51ms

A

45ms

MX

34ms

AAAA

52ms

TXT

233ms

CAA

35ms

HTTPS

92ms

TLSA

1305ms

SOA

83ms

MTA-STS

50ms

DNSSEC

118ms

SRV

105ms

Total

1983ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 07:14:37	1153ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-16 19:07:44	6384ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 05:18:04	1983ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 12:44:07	789ms	2 NS 1 A 1 MX	🔒 Secure	View