3173.dk DNS records

🖥️ Nameservers2 records 73ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.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.curanet.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 Records1 records 78ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.155.37	3600s	splash.zitcom.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 111ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	3173-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::10 2a01:111:f403:ca04::f 2a01:111:f403:ca09::9 52.101.73.153 52.101.73.2 52.101.73.6 52.101.73.8	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-dbapr03cu00100.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am6pr04cu00306.inbound.protection.outlook.com mail-am0pr04cu00500.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 → 52.98.20.136
🔶 Autoconfig	93.191.155.37

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 199ms

TXT Record
MS=CA8F98007CED0FBCAB3929E3175A713FE0389E96
v=spf1 a include:spf.protection.outlook.com include:spf.curanet.dk ~all

✉️ SPF

Policy	Record (3173.dk)
~all (soft fail)	v=spf1 a include:spf.protection.outlook.com include:spf.curanet.dk ~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)

🔐 DNSSEC131ms

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

🏷️ SOA0ms

Field	Value
Serial	2026051204
Primary NS (MNAME)	ns1.curanet.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

73ms

A

78ms

MX

111ms

AAAA

104ms

TXT

199ms

CAA

80ms

HTTPS

73ms

TLSA

592ms

SOA

0ms

MTA-STS

111ms

DNSSEC

131ms

SRV

118ms

Total

1278ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 17:29:59	1278ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 13:15:00	1246ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 19:10:14	2485ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 09:15:16	950ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 12:48:13	782ms	2 NS 1 A 1 MX	🔒 Secure	View