tdkl.dk DNS records

🖥️ Nameservers2 records 67ms

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 94ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.13	600s	webcluster1.webpod12-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 91ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	tdkl-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca09::4 2a01:111:f403:ca09::9 2a01:111:f403:ca09::d 52.101.68.27 52.101.73.1 52.101.73.153 52.101.73.19	mail-db5pr02cu00100.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as8pr05cu00401.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	46.30.213.13
🔶 Autoconfig	46.30.213.13

🔷 AAAA Records (IPv6)1 records 92ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10a:6d:8a18:264a:50d1	600s	—	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 312ms

TXT Record
MS=ms98133619
v=spf1 include:spf.protection.outlook.com include:_custspf.one.com include:spf.jlhosting.dk ~all

✉️ SPF

Policy	Record (tdkl.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com include:_custspf.one.com include:spf.jlhosting.dk ~all

📨 DMARC

Policy	Record (_dmarc.tdkl.dk)
p=reject	v=DMARC1; p=reject

📬 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)

🔐 DNSSEC216ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082205
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

67ms

A

94ms

MX

91ms

AAAA

92ms

TXT

312ms

CAA

79ms

HTTPS

102ms

TLSA

231ms

SOA

0ms

MTA-STS

113ms

DNSSEC

216ms

SRV

908ms

Total

2605ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-23 01:03:57	2605ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 01:27:40	1060ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 16:39:42	3215ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 08:16:12	1110ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 23:19:25	922ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 03:01:40	2566ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 02:13:10	1348ms	2 NS 1 A 1 MX	🔒 Secure	View