koustrupco.dk DNS records

🖥️ Nameservers2 records 29ms

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 28ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
144.76.156.123	600s	htz-serv-node16-pc.gpserver.dk	AS24940	Hetzner Online GmbH	144.76.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records4 records 30ms

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	autodiscover.outlook.com → 40.104.116.40
🔶 Autoconfig	195.249.40.188

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records4 records 156ms

TXT Record
facebook-domain-verification=l65ljwg71ce5hqmp9kxyljz50977om
google-site-verification=B81HQOrivnUzIpPhCmthnTr6D9bVEFm58NLnyraPKos
MS=ms84098419
v=spf1 a mx include:_bonacustspf.one.com include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (koustrupco.dk)
-all (hard fail)	v=spf1 a mx include:_bonacustspf.one.com include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.koustrupco.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 42ms

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…

🔐 DNSSEC117ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082501
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

29ms

A

28ms

MX

30ms

AAAA

32ms

TXT

156ms

CAA

27ms

HTTPS

32ms

TLSA

42ms

SOA

0ms

MTA-STS

39ms

DNSSEC

117ms

SRV

53ms

Total

615ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 14:27:36	615ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-23 06:49:33	6317ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-08 05:58:13	4973ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-23 22:26:24	1239ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-23 03:13:33	5398ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-22 23:58:26	1184ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 11:53:13	1010ms	2 NS 1 A 4 MX	🔒 Secure	View