dbiz.dk DNS records

🖥️ Nameservers2 records 33ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
20.105.216.54	3600s	—	AS8075	Microsoft Corporation	20.64.0.0/10	🇳🇱 The Netherlands	Amsterdam

📧 MX Records1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	dbiz-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::b 2a01:111:f403:ca04::e 2a01:111:f403:ca09::a 52.101.103.140 52.101.68.32 52.101.73.28 52.101.73.30	mail-dbapr03cu00100.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am7pr05cu00204.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

🔌 SRV Records1 records 79ms

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

📝 TXT Records2 records 168ms

TXT Record
MS=ms49436569
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.dbiz.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)

🔐 DNSSEC88ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081401
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

33ms

A

38ms

MX

38ms

AAAA

34ms

TXT

168ms

CAA

42ms

HTTPS

54ms

TLSA

1194ms

SOA

0ms

MTA-STS

58ms

DNSSEC

88ms

SRV

79ms

Total

1872ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 05:51:33	1872ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-15 07:06:58	9287ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 22:45:12	4509ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-03 04:18:59	1457ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-04 22:04:55	1125ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-30 14:03:47	1048ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 02:01:50	960ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 17:01:45	1169ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 01:15:16	696ms	2 NS 1 A 1 MX	🔒 Secure	View