zassman.dk DNS records

🖥️ Nameservers2 records 41ms

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 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.123	3600s	webcluster2.webpod13-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records4 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod10-cph3.one.com	104.37.34.70	mx1.pub.mailpod10-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod10-cph3.one.com	104.37.34.71	mx2.pub.mailpod10-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod10-cph3.one.com	104.37.34.72	mx3.pub.mailpod10-cph3.one.com	AS51468 One.com A/S
10	10800s	mx4.pub.mailpod10-cph3.one.com	104.37.34.73	mx4.pub.mailpod10-cph3.one.com	AS51468 One.com A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	46.30.213.123
🔶 Autoconfig	46.30.213.123

🔷 AAAA Records (IPv6)1 records 51ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10b:80df:b515:fb09:91fb	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 210ms

TXT Record
v=spf1 include:_custspf.one.com -all

✉️ SPF

Policy	Record (zassman.dk)
-all (hard fail)	v=spf1 include:_custspf.one.com -all

📨 DMARC

Policy	Record (_dmarc.zassman.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:jens@zassman.dk; ruf=mailto:jens@zassman.dk

📬 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 / DANE4 records 73ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	5932F73E86E0548B77B582F47919F654…
SMTP _25._tcp.mx2.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	5932F73E86E0548B77B582F47919F654…
SMTP _25._tcp.mx3.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	5932F73E86E0548B77B582F47919F654…
SMTP _25._tcp.mx4.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	5932F73E86E0548B77B582F47919F654…

🔐 DNSSEC87ms

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

🏷️ SOA49ms

Field	Value
Serial	2026062405
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

41ms

A

43ms

MX

41ms

AAAA

51ms

TXT

210ms

CAA

44ms

HTTPS

54ms

TLSA

73ms

SOA

49ms

MTA-STS

68ms

DNSSEC

87ms

SRV

119ms

Total

5017ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-02 15:34:37	15418ms	2 NS 1 A 0 MX	🔒 Secure	View
2026-08-25 11:56:04	815ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-25 03:36:14	2902ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-24 02:18:00	3612ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-17 18:19:26	5017ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-24 04:23:48	13912ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-25 12:11:12	686ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-17 23:24:43	707ms	2 NS 1 A 4 MX	🔒 Secure	View