c-viborg.dk DNS records

🖥️ Nameservers2 records 31ms

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 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
212.237.249.12	600s	lb1.builder.nu	AS48854	team.blue Denmark A/S	212.237.248.0/23	🇩🇰 Denmark	—

📧 MX Records4 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod9-cph3.one.com	185.164.14.118	mx1.pub.mailpod9-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod9-cph3.one.com	185.164.14.119	mx2.pub.mailpod9-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod9-cph3.one.com	185.164.14.120	mx3.pub.mailpod9-cph3.one.com	AS51468 One.com A/S
10	10800s	mx4.pub.mailpod9-cph3.one.com	185.164.14.124	mx4.pub.mailpod9-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 161ms

TXT Record
v=spf1 include:servers.mcsv.net include:_custspf.one.com ?all

✉️ SPF

Policy	Record (c-viborg.dk)
?all (neutral)	v=spf1 include:servers.mcsv.net include:_custspf.one.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 / DANE4 records 77ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod9-cph3.one.com	DANE-EE · SPKI · SHA-256	45270A69B37BD0C454F2B3E54CC89AD7…
SMTP _25._tcp.mx2.pub.mailpod9-cph3.one.com	DANE-EE · SPKI · SHA-256	45270A69B37BD0C454F2B3E54CC89AD7…
SMTP _25._tcp.mx3.pub.mailpod9-cph3.one.com	DANE-EE · SPKI · SHA-256	45270A69B37BD0C454F2B3E54CC89AD7…
SMTP _25._tcp.mx4.pub.mailpod9-cph3.one.com	DANE-EE · SPKI · SHA-256	45270A69B37BD0C454F2B3E54CC89AD7…

🔐 DNSSEC54ms

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

🏷️ SOA0ms

Field	Value
Serial	2026080201
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

31ms

A

32ms

MX

30ms

AAAA

33ms

TXT

161ms

CAA

31ms

HTTPS

31ms

TLSA

77ms

SOA

0ms

MTA-STS

43ms

DNSSEC

54ms

SRV

34ms

Total

922ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-03 23:01:24	922ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-14 05:44:33	1022ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-10 15:47:15	4869ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-03 12:30:51	661ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-28 16:41:28	729ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-28 00:26:39	648ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-20 06:30:10	735ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-16 18:42:39	549ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-16 18:40:58	712ms	2 NS 1 A 4 MX	🔒 Secure	View