haderslevkoreskole.dk DNS records

🖥️ Nameservers2 records 252ms

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 248ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.93	3600s	webcluster1.webpod13-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records4 records 258ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod11-cph3.one.com	104.37.34.230	mx1.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod11-cph3.one.com	104.37.34.231	mx2.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod11-cph3.one.com	104.37.34.232	mx3.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	10800s	mx4.pub.mailpod11-cph3.one.com	104.37.34.233	mx4.pub.mailpod11-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)1 records 236ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10b:f8:fc3a:6ae8:85d	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 594ms

TXT Record
facebook-domain-verification=23rri9n5dninx9sqqjyb3cozrkl09z

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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 431ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…

🔐 DNSSEC431ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082101
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

252ms

A

248ms

MX

258ms

AAAA

236ms

TXT

594ms

CAA

173ms

HTTPS

274ms

TLSA

431ms

SOA

0ms

MTA-STS

314ms

DNSSEC

431ms

SRV

285ms

Total

6209ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-22 03:30:40	6209ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-01 00:32:50	920ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-23 03:06:44	8837ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-08 13:40:35	1505ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-27 13:57:37	1731ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-26 08:48:36	621ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-24 05:57:02	957ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-23 18:14:25	1334ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-17 10:46:46	831ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-17 10:41:39	709ms	2 NS 1 A 4 MX	🔒 Secure	View