oestrup.dk DNS records

🖥️ Nameservers6 records 215ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dynu.com	72.51.58.2	ns1.dynu.com	AS398019 Dynu Systems Incorporated
ns2.dynu.com	108.181.13.234 2602:ff23:0:8888::2	ns2.dynu.com ns1.dynu.com	AS40676 Psychz Networks AS398019 Dynu Systems Incorporated
ns3.dynu.com	162.251.164.146 2605:9f80:4000:214::2	ns3.dynu.com ns3.dynu.com	AS63018 Dedicated.com AS63018 Dedicated.com
ns4.dynu.com	108.181.159.122 2604:6600:2000:39::2	ns4.dynu.com ns4.dynu.com	AS40676 Psychz Networks AS40676 Psychz Networks
ns5.dynu.com	216.105.169.98 2605:9f80:c000:404::2	ns5.dynu.com ns5.dynu.com	AS63018 Dedicated.com AS63018 Dedicated.com
ns6.dynu.com	173.0.55.138 2607:f8f8:631:8612::2	ns6.dynu.com ns6.dynu.com	AS27323 Wowrack.com AS27323 Wowrack.com

🌍 A Records1 records 279ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.103.215.195	—	5.103.215.195.dhcp.fibianet.dk	AS44869	FIBIA P/S	5.103.0.0/16	🇩🇰 Denmark	Langeskov

📧 MX Records3 records 180ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx1.pub.mailpod6-cph3.one.com	185.164.14.70	mx1.pub.mailpod6-cph3.one.com	AS51468 One.com A/S
10	—	mx2.pub.mailpod6-cph3.one.com	185.164.14.71	mx2.pub.mailpod6-cph3.one.com	AS51468 One.com A/S
10	—	mx3.pub.mailpod6-cph3.one.com	185.164.14.72	mx3.pub.mailpod6-cph3.one.com	AS51468 One.com A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	5.103.215.195
🔶 Autoconfig	5.103.215.195

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 1267ms

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

✉️ SPF

Policy	Record (oestrup.dk)
-all (hard fail)	v=spf1 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 / DANE3 records 369ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod6-cph3.one.com	DANE-EE · SPKI · SHA-256	515D397B5EA735D3D3F24127EB4925FA…
SMTP _25._tcp.mx2.pub.mailpod6-cph3.one.com	DANE-EE · SPKI · SHA-256	515D397B5EA735D3D3F24127EB4925FA…
SMTP _25._tcp.mx3.pub.mailpod6-cph3.one.com	DANE-EE · SPKI · SHA-256	515D397B5EA735D3D3F24127EB4925FA…

🔐 DNSSEC416ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA207ms

Field	Value
Serial	252
Primary NS (MNAME)	ns1.dynu.com
Responsible (RNAME)	administrator@dynu.com
Refresh	3600s
Retry	900s
Expire	604800s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

215ms

A

279ms

MX

180ms

AAAA

309ms

TXT

1267ms

CAA

451ms

HTTPS

274ms

TLSA

369ms

SOA

207ms

MTA-STS

234ms

DNSSEC

416ms

SRV

552ms

Total

4234ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 18:48:12	3322ms	6 NS 1 A 3 MX	🔓 Insecure	View
2026-07-29 12:54:46	5997ms	6 NS 1 A 3 MX	🔓 Insecure	View
2026-06-29 02:15:51	2029ms	6 NS 1 A 3 MX	🔓 Insecure	View
2026-06-26 18:03:09	4742ms	6 NS 1 A 3 MX	🔓 Insecure	View
2026-06-25 15:38:01	3165ms	6 NS 1 A 3 MX	🔓 Insecure	View
2026-06-18 04:52:37	4234ms	6 NS 1 A 3 MX	🔓 Insecure	View