cdtal.dk DNS records

🖥️ Nameservers2 records 87ms

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 110ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.182	3600s	webcluster55.webpod11-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 120ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	cdtal-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::1 2a01:111:f403:ca04::2 2a01:111:f403:ca09::3 52.101.68.25 52.101.68.5 52.101.73.12 52.101.73.26	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db7pr03cu00401.inbound.protection.outlook.com mail-du2pr03cu00102.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am4pr0401cu00104.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 114ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:102:80b5:5a5:75cd:2cf2	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

📝 TXT Records2 records 307ms

TXT Record
MS=ms32981376
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

🔐 DNSSEC219ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082901
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

87ms

A

110ms

MX

120ms

AAAA

114ms

TXT

307ms

CAA

130ms

HTTPS

114ms

TLSA

733ms

SOA

0ms

MTA-STS

140ms

DNSSEC

219ms

SRV

141ms

Total

1809ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 07:40:13	1809ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 10:59:36	1374ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 03:42:41	3926ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-31 13:09:05	9059ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 19:14:13	7622ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-10 05:21:16	1264ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 10:39:05	3041ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 02:54:13	1117ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 10:10:41	770ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 19:55:52	777ms	2 NS 1 A 1 MX	🔒 Secure	View