chu.dk DNS records

🖥️ Nameservers2 records 53ms

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 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.182	3600s	webcluster2.webpod14-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records4 records 35ms

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

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	46.30.213.182
🔶 Autoconfig	46.30.213.182

🔷 AAAA Records (IPv6)1 records 40ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10c:80b0:20e7:2c68:66a6	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 189ms

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

✉️ SPF

Policy	Record (chu.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 / DANE4 records 50ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…

🔐 DNSSEC62ms

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

🏷️ SOA31ms

Field	Value
Serial	2026062105
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

53ms

A

44ms

MX

35ms

AAAA

40ms

TXT

189ms

CAA

38ms

HTTPS

31ms

TLSA

50ms

SOA

31ms

MTA-STS

44ms

DNSSEC

62ms

SRV

68ms

Total

686ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-04 11:47:30	632ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-27 14:42:08	888ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-26 06:42:17	698ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-21 04:48:20	7723ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-08 15:32:56	8877ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-07 04:06:48	1368ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-01 01:17:50	719ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-29 14:23:12	757ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-27 20:48:51	686ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-23 03:28:08	773ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-16 20:45:33	739ms	2 NS 1 A 4 MX	🔒 Secure	View