dv.dk DNS records

🖥️ Nameservers2 records 54ms

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 57ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.116.47.123	3600s	—	AS31027	GlobalConnect A/S	87.116.0.0/18	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	dv-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::6 2a01:111:f403:ca09::7 2a01:111:f403:ca09::d 52.101.68.21 52.101.73.126 52.101.73.145 52.101.73.16	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com mail-as2pr05cu00100.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

📝 TXT Records2 records 150ms

TXT Record
MS=ms13706166
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.dv.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)

🔐 DNSSEC76ms

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

🏷️ SOA0ms

Field	Value
Serial	2026032401
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

54ms

A

57ms

MX

41ms

AAAA

62ms

TXT

150ms

CAA

55ms

HTTPS

43ms

TLSA

386ms

SOA

0ms

MTA-STS

83ms

DNSSEC

76ms

SRV

78ms

Total

983ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 13:45:42	983ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 11:35:18	1249ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-10 14:30:52	5168ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 14:53:35	758ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 04:41:58	1294ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 05:05:24	2222ms	2 NS 1 A 1 MX	🔒 Secure	View