itma.dk DNS records

🖥️ Nameservers2 records 100ms

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 89ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.66	3600s	webcluster1.webpod13-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 74ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	itma-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::9 2a01:111:f403:ca09::1 2a01:111:f403:ca09::3 52.101.181.153 52.101.209.153 52.101.68.8 52.101.73.26	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-du0pr03cu00100.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 → 40.104.116.24
🔶 Autoconfig	46.30.213.66

🔷 AAAA Records (IPv6)1 records 90ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10b:12:77b1:6d50:e94a	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 140ms

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

📝 TXT Records1 records 342ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:mail.zendesk.com ip4:145.255.60.27 include:spfcloud.letsignit.com -all

✉️ SPF

Policy	Record (itma.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:mail.zendesk.com ip4:145.255.60.27 include:spfcloud.letsignit.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)

🔐 DNSSEC248ms

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

🏷️ SOA0ms

Field	Value
Serial	2026083102
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

100ms

A

89ms

MX

74ms

AAAA

90ms

TXT

342ms

CAA

89ms

HTTPS

111ms

TLSA

385ms

SOA

0ms

MTA-STS

168ms

DNSSEC

248ms

SRV

140ms

Total

2097ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 13:15:56	2097ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-06 23:33:19	2125ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-05 01:16:42	1689ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-04 09:21:01	5704ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 01:17:58	14958ms	2 NS 0 A 0 MX	❓ Unknown	View
2026-06-23 16:36:08	1085ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 08:08:07	917ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 04:53:41	2093ms	2 NS 1 A 1 MX	🔒 Secure	View