lkt.dk DNS records

🖥️ Nameservers2 records 50ms

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
89.233.5.168	3600s	—	AS3308	Norlys Telco A/S	89.233.0.0/18	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	lkt-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::4 2a01:111:f403:ca04::5 2a01:111:f403:ca09::c 52.101.68.3 52.101.68.39 52.101.73.11 52.101.73.19	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-as8pr04cu00803.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)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 145ms

TXT Record
google-site-verification=4jFNklhPMz6Jow9EVfRGalhGKqwDOUSJ-y981qkhU8k
MS=ms40743173
v=spf1 include:spf.protection.outlook.com a:smtp.supporten.nu -all

✉️ SPF

Policy	Record (lkt.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com a:smtp.supporten.nu -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)

🔐 DNSSEC80ms

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

🏷️ SOA0ms

Field	Value
Serial	2026080601
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

50ms

A

50ms

MX

50ms

AAAA

41ms

TXT

145ms

CAA

48ms

HTTPS

30ms

TLSA

311ms

SOA

0ms

MTA-STS

49ms

DNSSEC

80ms

SRV

66ms

Total

1252ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-09 14:36:25	1252ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-25 12:06:58	5585ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-09 03:28:08	2136ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 07:30:27	2237ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 06:17:14	704ms	2 NS 1 A 1 MX	⚠️ Bogus	View
2026-06-17 13:23:06	2764ms	2 NS 1 A 1 MX	🔒 Secure	View