kaarsgaard.dk DNS records

🖥️ Nameservers2 records 65ms

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 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.75	3600s	webcluster1.webpod16-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
3600	3600s	kaarsgaard-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca09::a 2a01:111:f403:ca09::b 2a01:111:f403:ca48::8 52.101.103.137 52.101.68.15 52.101.73.16 52.101.73.26	mail-du0pr03cu00102.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as9pr05cu01302.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 → 40.104.116.40

🔷 AAAA Records (IPv6)1 records 52ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:111:5c:106:45d5:a932	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 88ms

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

📝 TXT Records1 records 221ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:_custspf.one.com -all

✉️ SPF

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

🔐 DNSSEC102ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081901
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

65ms

A

48ms

MX

35ms

AAAA

52ms

TXT

221ms

CAA

59ms

HTTPS

62ms

TLSA

1423ms

SOA

0ms

MTA-STS

74ms

DNSSEC

102ms

SRV

88ms

Total

4307ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 03:30:06	4307ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-19 20:13:40	11708ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-20 05:36:02	17371ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 02:11:50	1166ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-14 15:27:21	1084ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-30 01:43:15	808ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 23:05:28	1094ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 03:23:00	855ms	2 NS 1 A 1 MX	🔒 Secure	View