dkto.dk DNS records

🖥️ Nameservers2 records 44ms

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 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.153	3600s	webcluster1.webpod14-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records2 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	eu-esec-01.heimdalsecurity.com	20.50.183.144 20.50.183.146	eu-esec-01.heimdalsecurity.com eu-esec-01.heimdalsecurity.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
20	600s	eu-esec-02.heimdalsecurity.com	20.50.183.144 20.50.183.146	eu-esec-01.heimdalsecurity.com eu-esec-01.heimdalsecurity.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	46.30.213.153
🔶 Autoconfig	46.30.213.153

🔷 AAAA Records (IPv6)1 records 54ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10c:c8:79c8:e5ca:f281	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 82ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	1	0	443	exch.httpscan.dk

📝 TXT Records2 records 211ms

TXT Record
google-site-verification=1AGgjRNjVJKH-WVRGedS-BylvC_ydzu-Xs7OZ-sPWf4
v=spf1 include:spf.httpscan.dk -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.dkto.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:administrator@httpscan.dk; 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 / DANE2 records 71ms

Service / Owner	Type	Cert association
SMTP _25._tcp.eu-esec-01.heimdalsecurity.com	DANE-EE · SPKI · SHA-256	2E8933DD6DB99304A5A9D5C4ECDE7B8E…
SMTP _25._tcp.eu-esec-02.heimdalsecurity.com	DANE-EE · SPKI · SHA-256	2E8933DD6DB99304A5A9D5C4ECDE7B8E…

🔐 DNSSEC103ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081602
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

44ms

A

41ms

MX

34ms

AAAA

54ms

TXT

211ms

CAA

49ms

HTTPS

32ms

TLSA

71ms

SOA

0ms

MTA-STS

106ms

DNSSEC

103ms

SRV

82ms

Total

742ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 19:48:11	742ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-17 14:22:19	1268ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-31 16:38:57	924ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-01 13:01:08	982ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-23 19:14:42	740ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-23 18:04:40	1130ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 03:50:49	585ms	2 NS 1 A 2 MX	🔒 Secure	View