lctr.dk DNS records

🖥️ Nameservers2 records 47ms

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 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	43200s	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records1 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	lctr-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::5 2a01:111:f403:ca04::f 2a01:111:f403:ca48::12 52.101.185.114 52.101.209.28 52.101.68.16 52.101.73.11	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-miypr05cu00202.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-am1pr04cu00103.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
🔶 Autoconfig	195.47.247.18

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 66ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records4 records 190ms

TXT Record
cisco-ci-domain-verification=711dbc57be7f45f264ad1c2955f83b6fb3111d2b7ff1c8f293aa621c6c62a7d7
google-site-verification=SZxyzwBzorUuxNBppGDghVh0qcqZfX81t5QXMMKkRQk
MS=ms91024131
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.lctr.dk)
p=none (monitor only)	v=DMARC1; p=none; pct=100

📬 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)

🔐 DNSSEC72ms

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

🏷️ SOA0ms

Field	Value
Serial	2026083107
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

47ms

A

47ms

MX

41ms

AAAA

48ms

TXT

190ms

CAA

32ms

HTTPS

50ms

TLSA

367ms

SOA

0ms

MTA-STS

63ms

DNSSEC

72ms

SRV

66ms

Total

969ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-04 16:24:24	969ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 02:46:52	1191ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 20:21:12	8722ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 15:27:26	5571ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 03:48:06	2186ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 12:01:00	801ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 22:04:52	2621ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 11:54:29	1179ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 15:55:06	5626ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 07:37:47	1632ms	2 NS 1 A 1 MX	🔒 Secure	View