btholding.dk DNS records

🖥️ Nameservers3 records 30ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dns.services	195.242.131.6 2001:67c:564:ffff::11	ns1.dns.services ns1.dns.services	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
ns2.dns.services	2a00:1b18:2:3:3::2 62.69.152.37	ns2.dns.services ns2.dns.services	AS47527 DLX A/S AS47527 DLX A/S
ns3.dns.services	185.55.197.53	ns3.dns.services	AS60153 Inpadi ApS

🌍 A Records

🌍

No A records found

📧 MX Records1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	btholding-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::10 2a01:111:f403:ca09::8 2a01:111:f403:ca38::8 52.101.103.140 52.101.181.153 52.101.68.10 52.101.73.2	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-dbapr03cu00100.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-as9pr07cu00302.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 Records2 records 146ms

TXT Record
MS=ms19143423
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (btholding.dk)
-all (hard fail)	v=spf1 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)

🔐 DNSSEC98ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2025100212
Primary NS (MNAME)	ns1.dns.services
Responsible (RNAME)	post@dns.services
Refresh	10800s
Retry	3600s
Expire	1814400s
Minimum (neg-cache TTL)	7200s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

30ms

A

32ms

MX

30ms

AAAA

40ms

TXT

146ms

CAA

42ms

HTTPS

51ms

TLSA

175ms

SOA

0ms

MTA-STS

78ms

DNSSEC

98ms

SRV

85ms

Total

678ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 00:16:30	678ms	3 NS 0 A 1 MX	🔓 Insecure	View
2026-06-25 21:55:56	1599ms	3 NS 0 A 1 MX	🔓 Insecure	View
2026-06-20 15:48:45	1296ms	3 NS 0 A 1 MX	🔓 Insecure	View
2026-06-16 17:38:36	1762ms	3 NS 0 A 1 MX	🔓 Insecure	View
2026-06-16 17:32:51	3643ms	3 NS 0 A 1 MX	🔓 Insecure	View
2026-06-16 17:30:15	2654ms	3 NS 0 A 1 MX	🔓 Insecure	View