dtec.dk DNS records

🖥️ Nameservers2 records 34ms

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 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.31	3600s	webcluster1.webpod15-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	dtec-dk.mail.protection.outlook.com	2a01:111:f403:ca04::e 2a01:111:f403:ca09::8 2a01:111:f403:ca09::d 2a01:111:f403:ca09::f 52.101.68.12 52.101.68.29 52.101.73.15 52.101.73.22	mail-db8pr02cu00106.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00106.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 → 40.104.116.8

🔷 AAAA Records (IPv6)1 records 46ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10e:fb:6e67:cd69:8f19	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 Records1 records 174ms

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

✉️ SPF

Policy	Record (dtec.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)

🔐 DNSSEC62ms

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

🏷️ SOA34ms

Field	Value
Serial	2026061805
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

34ms

A

38ms

MX

39ms

AAAA

46ms

TXT

174ms

CAA

33ms

HTTPS

34ms

TLSA

564ms

SOA

34ms

MTA-STS

46ms

DNSSEC

62ms

SRV

40ms

Total

1209ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 14:43:22	996ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 00:08:00	1070ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-18 22:31:37	6570ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 18:14:27	5254ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-13 02:42:40	1175ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 12:54:34	1209ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 11:20:52	2024ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 00:40:42	3240ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 04:50:16	724ms	2 NS 1 A 1 MX	🔒 Secure	View