choic.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 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.57	3600s	webcluster2.webpod12-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records2 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	choic-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::b 2a01:111:f403:ca04::c 2a01:111:f403:ca09::b 52.101.103.137 52.101.68.0 52.101.68.21 52.101.68.5	mail-db4pr02cu00204.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-du2pr03cu00105.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
1	3600s	ichange-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca09::20 2a01:111:f403:ca09::7 2a01:111:f403:ca09::e 52.101.68.10 52.101.68.15 52.101.73.24 52.101.73.28	mail-db9pr02cu00204.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-as8pr05cu00300.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
🔶 Autoconfig	46.30.213.57

🔷 AAAA Records (IPv6)1 records 47ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10a:80ca:d0d5:5a5:959a	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 258ms

TXT Record
MS=ms60561973
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (choic.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)

🔐 DNSSEC93ms

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

🏷️ SOA56ms

Field	Value
Serial	2026081704
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

50ms

MX

44ms

AAAA

47ms

TXT

258ms

CAA

41ms

HTTPS

58ms

TLSA

4032ms

SOA

56ms

MTA-STS

72ms

DNSSEC

93ms

SRV

107ms

Total

9619ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-21 23:07:38	9619ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-18 20:58:20	4064ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-25 02:46:16	3448ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-24 22:36:25	1240ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-24 13:48:55	934ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 17:55:31	1147ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-20 20:21:49	1546ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-16 20:35:59	755ms	2 NS 1 A 2 MX	🔒 Secure	View