regin.dk DNS records

🖥️ Nameservers2 records 22ms

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 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.185	3600s	webcluster58.webpod11-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
20	600s	regin-dk.mail.eo.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::c 2a01:111:f403:ca09::2 2a01:111:f403:ca09::b 52.101.68.16 52.101.68.18 52.101.68.25 52.101.73.1	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am3pr04cu00501.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
🔶 Autoconfig	77.111.240.185

🔷 AAAA Records (IPv6)1 records 23ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:102:80ce:d67e:8b7a:d5ed	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

🔌 SRV Records1 records 50ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	100	5061	sipfed.online.lync.com

📝 TXT Records2 records 141ms

TXT Record
MS=ms75493378
v=spf1 include:outlook.com ~all

✉️ SPF

Policy	Record (regin.dk)
~all (soft fail)	v=spf1 include: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)

🔐 DNSSEC99ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082405
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

22ms

A

33ms

MX

32ms

AAAA

23ms

TXT

141ms

CAA

24ms

HTTPS

38ms

TLSA

5094ms

SOA

0ms

MTA-STS

105ms

DNSSEC

99ms

SRV

50ms

Total

5630ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 13:08:13	5630ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-24 22:55:49	2653ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 20:27:29	5489ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 17:40:29	5415ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 00:55:51	1472ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 03:46:47	4731ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:05:26	3750ms	2 NS 1 A 1 MX	🔒 Secure	View