v23.dk DNS records

🖥️ Nameservers4 records 32ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-37.azure-dns.com	150.171.10.37 2603:1061:0:10::25	ns1-37.azure-dns.com ns1-37.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-37.azure-dns.net	150.171.16.37 2620:1ec:8ec:10::25	ns2-37.azure-dns.net ns2-37.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-37.azure-dns.org	13.107.222.37 2a01:111:4000:10::25	ns3-37.azure-dns.org ns3-37.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-37.azure-dns.info	13.107.206.37 2620:1ec:bda:10::25	ns4-37.azure-dns.info ns4-37.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records1 records 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.108.108.70	3600s	—	AS24800	BornFiber Service Provider ApS	185.108.108.0/22	🇩🇰 Denmark	Åkirkeby

📧 MX Records1 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	v23-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::6 2a01:111:f403:ca04::c 2a01:111:f403:ca04::e 52.101.68.25 52.101.68.32 52.101.73.1 52.101.73.30	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am7pr05cu00306.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

📝 TXT Records1 records 170ms

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

✉️ SPF

Policy	Record (v23.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:sendgrid.net -all

📨 DMARC

Policy	Record (_dmarc.v23.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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)

🔐 DNSSEC58ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA31ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1-37.azure-dns.com
Responsible (RNAME)	azuredns-hostmaster@microsoft.com
Refresh	3600s
Retry	300s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

32ms

A

32ms

MX

42ms

AAAA

30ms

TXT

170ms

CAA

43ms

HTTPS

29ms

TLSA

650ms

SOA

31ms

MTA-STS

42ms

DNSSEC

58ms

SRV

40ms

Total

1406ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-30 02:12:26	1406ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 12:00:14	1680ms	4 NS 1 A 1 MX	🔓 Insecure	View