markholt.dk DNS records

🖥️ Nameservers2 records 173ms

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 189ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.150	3600s	webcluster1.webpod14-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records3 records 201ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod5-cph3.one.com	185.164.14.54	mx1.pub.mailpod5-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod5-cph3.one.com	185.164.14.55	mx2.pub.mailpod5-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod5-cph3.one.com	185.164.14.56	mx3.pub.mailpod5-cph3.one.com	AS51468 One.com A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	46.30.213.150
🔶 Autoconfig	46.30.213.150

🔷 AAAA Records (IPv6)1 records 195ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10c:b4:2f78:6144:5ad4	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 Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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 / DANE3 records 1269ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod5-cph3.one.com	DANE-EE · SPKI · SHA-256	D8DFA3FF2BFC8029FC54CAE58297D988…
SMTP _25._tcp.mx2.pub.mailpod5-cph3.one.com	DANE-EE · SPKI · SHA-256	D8DFA3FF2BFC8029FC54CAE58297D988…
SMTP _25._tcp.mx3.pub.mailpod5-cph3.one.com	DANE-EE · SPKI · SHA-256	D8DFA3FF2BFC8029FC54CAE58297D988…

🔐 DNSSEC272ms

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

🏷️ SOA168ms

Field	Value
Serial	2026061705
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

173ms

A

189ms

MX

201ms

AAAA

195ms

TXT

370ms

CAA

199ms

HTTPS

171ms

TLSA

1269ms

SOA

168ms

MTA-STS

225ms

DNSSEC

272ms

SRV

232ms

Total

7551ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 10:30:28	851ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-08-26 19:30:49	535ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-08-22 22:00:54	14904ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-08-20 21:48:03	1362ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-08-18 16:07:42	5074ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-08-17 08:14:57	1091ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-07-20 13:04:40	7551ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-22 21:12:12	1160ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-21 08:58:09	1176ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 13:55:13	594ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-17 23:24:46	928ms	2 NS 1 A 3 MX	🔒 Secure	View