b2bdialog.dk DNS records

🖥️ Nameservers2 records 169ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 179ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
109.238.50.12	3600s	—	AS47292	Sentia Denmark A/S	109.238.48.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 208ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	60s	b2bdialog-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca09::1 2a01:111:f403:ca09::7 2a01:111:f403:ca09::d 52.101.68.10 52.101.68.12 52.101.68.3 52.101.73.28	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am7pr05cu00204.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 → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 334ms

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

📝 TXT Records2 records 454ms

TXT Record
MS=ms22988501
v=spf1 a mx include:spf.mtasv.net include:spf.protection.outlook.com include:spf.dandomain.dk ip4:185.21.41.215 ip4:185.21.41.171 ip4:93.191.155.217 ip4:80.62.116.192 -all

✉️ SPF

Policy	Record (b2bdialog.dk)
-all (hard fail)	v=spf1 a mx include:spf.mtasv.net include:spf.protection.outlook.com include:spf.dandomain.dk ip4:185.21.41.215 ip4:185.21.41.171 ip4:93.191.155.217 ip4:80.62.116.192 -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)

🔐 DNSSEC298ms

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

🏷️ SOA218ms

Field	Value
Serial	2022062201
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.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

169ms

A

179ms

MX

208ms

AAAA

196ms

TXT

454ms

CAA

202ms

HTTPS

244ms

TLSA

223ms

SOA

218ms

MTA-STS

224ms

DNSSEC

298ms

SRV

334ms

Total

1647ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 22:46:09	926ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 09:06:12	1647ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 01:36:13	6063ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 13:57:12	701ms	2 NS 1 A 1 MX	🔒 Secure	View