3173.dk

Records from scan: 2026-10-09 14:05:58 · 895ms total · last checked 2026-10-15 21:05 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

3173.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.155.37 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by 3173-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 29ms

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 Records#

1 records 26ms

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 Records#

1 records 24ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	3173-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca09::22 2a01:111:f403:ca21::10 2a01:111:f403:ca3c::a 52.101.181.153 52.101.185.114 52.101.68.10 52.101.68.21	mail-dbapr03cu00100.inbound.protection.outlook.com mail-am7pr02cu00302.inbound.protection.outlook.com mail-matpr05cu00100.inbound.protection.outlook.com mail-zrxpr07cu00102.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00205.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 → 52.98.149.136
🔶 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 Records#

2 records 116ms

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

🧩 Web & zone#

checked 2026-10-09 14:05:58

www	93.191.155.37 (AS48854) (address records, no CNAME)
www vs bare domain	Same network 3173.dk: 93.191.155.37 (AS48854) www.3173.dk: 93.191.155.37 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

50ms

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

🏷️ SOA#

38ms

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 yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

29ms

26ms

24ms

AAAA

44ms

TXT

116ms

CAA

33ms

HTTPS

28ms

TLSA

581ms

SOA

38ms

MTA-STS

34ms

DNSSEC

50ms

SRV

47ms

Total

895ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 14:05:58 shown	895ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 18:02:53	770ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-03 15:26:42	2552ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 17:29:59	1278ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 13:15:00	1246ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 19:10:14	2485ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 09:15:16	950ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 12:48:13	782ms	2 NS 1 A 1 MX	🔒 Secure