agger-seniorhoejskole.dk DNS records

🖥️ Nameservers2 records 32ms

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 22ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.30	3600s	vm1330.enterprisecloud.nu	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records4 records 25ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod12-cph3.one.com	104.37.34.246	mx1.pub.mailpod12-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod12-cph3.one.com	104.37.34.247	mx2.pub.mailpod12-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod12-cph3.one.com	104.37.34.248	mx3.pub.mailpod12-cph3.one.com	AS51468 One.com A/S
10	10800s	mx4.pub.mailpod12-cph3.one.com	104.37.34.249	mx4.pub.mailpod12-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 103ms

TXT Record
v=spf1 mx a include:web.shared.mysmtp.com include:_custspf.one.com ~all

✉️ SPF

Policy	Record (agger-seniorhoejskole.dk)
~all (soft fail)	v=spf1 mx a include:web.shared.mysmtp.com include:_custspf.one.com ~all

📨 DMARC

Policy	Record (_dmarc.agger-seniorhoejskole.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 110ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	3E81C76D10E1A717F28178710EADCAA8…
SMTP _25._tcp.mx2.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	3E81C76D10E1A717F28178710EADCAA8…
SMTP _25._tcp.mx3.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	3E81C76D10E1A717F28178710EADCAA8…
SMTP _25._tcp.mx4.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	3E81C76D10E1A717F28178710EADCAA8…

🔐 DNSSEC93ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082801
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

32ms

A

22ms

MX

25ms

AAAA

34ms

TXT

103ms

CAA

32ms

HTTPS

27ms

TLSA

110ms

SOA

0ms

MTA-STS

42ms

DNSSEC

93ms

SRV

37ms

Total

631ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 12:05:06	631ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-26 21:46:35	682ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-28 15:30:30	861ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-07 02:35:13	1083ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-30 02:57:44	906ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-24 18:45:57	690ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-22 15:19:14	1179ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 12:44:06	883ms	2 NS 1 A 4 MX	🔒 Secure	View