btom.dk DNS records

🖥️ Nameservers2 records 26ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dnsserver.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.dnsserver.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

🌍

No A records found

📧 MX Records1 records 28ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	700s	btom-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca04::c 2a01:111:f403:ca04::e 2a01:111:f403:ca09::c 52.101.68.29 52.101.68.3 52.101.73.11 52.101.73.30	mail-db5pr02cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am1pr04cu00103.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 → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 32ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 125ms

TXT Record
MS=ms60127921
v=spf1 include:spf.protection.outlook.com ip4:193.8.36.0/22 -all

✉️ SPF

Policy	Record (btom.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com ip4:193.8.36.0/22 -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)

🔐 DNSSEC53ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA26ms

Field	Value
Serial	2026011301
Primary NS (MNAME)	ns1.dnsserver.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

26ms

A

28ms

MX

28ms

AAAA

29ms

TXT

125ms

CAA

26ms

HTTPS

28ms

TLSA

242ms

SOA

26ms

MTA-STS

33ms

DNSSEC

53ms

SRV

32ms

Total

785ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-26 20:32:13	785ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-24 16:28:19	2314ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-24 01:55:21	838ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-21 01:28:21	1518ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-16 17:42:57	1665ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-16 17:39:33	2711ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-16 17:30:42	678ms	2 NS 0 A 1 MX	🔒 Secure	View