rfst.dk DNS records

🖥️ Nameservers2 records 126ms

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 2057ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.108	3598s	webcluster2.webpod13-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records4 records 2061ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10798s	mx1.pub.mailpod14-cph3.one.com	185.10.9.212	mx1.pub.mailpod14-cph3.one.com	AS51468 One.com A/S
10	10798s	mx2.pub.mailpod14-cph3.one.com	185.10.9.213	mx2.pub.mailpod14-cph3.one.com	AS51468 One.com A/S
10	10798s	mx3.pub.mailpod14-cph3.one.com	185.10.9.214	mx3.pub.mailpod14-cph3.one.com	AS51468 One.com A/S
10	10798s	mx4.pub.mailpod14-cph3.one.com	185.10.9.215	mx4.pub.mailpod14-cph3.one.com	AS51468 One.com A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	46.30.213.108
🔶 Autoconfig	46.30.213.108

🔷 AAAA Records (IPv6)1 records 2089ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10b:8061:78fb:6510:e20c	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 Records

📝

No TXT records found

✉️ 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 128ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod14-cph3.one.com	DANE-EE · SPKI · SHA-256	F9CAE2DF0FCB54F04130769823BED77A…
SMTP _25._tcp.mx2.pub.mailpod14-cph3.one.com	DANE-EE · SPKI · SHA-256	F9CAE2DF0FCB54F04130769823BED77A…
SMTP _25._tcp.mx3.pub.mailpod14-cph3.one.com	DANE-EE · SPKI · SHA-256	F9CAE2DF0FCB54F04130769823BED77A…
SMTP _25._tcp.mx4.pub.mailpod14-cph3.one.com	DANE-EE · SPKI · SHA-256	F9CAE2DF0FCB54F04130769823BED77A…

🔐 DNSSEC2068ms

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

🏷️ SOA118ms

Field	Value
Serial	2026042405
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

126ms

A

2057ms

MX

2061ms

AAAA

2089ms

TXT

2182ms

CAA

2057ms

HTTPS

2058ms

TLSA

128ms

SOA

118ms

MTA-STS

65ms

DNSSEC

2068ms

SRV

369ms

Total

2877ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 22:02:59	642ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-26 21:38:29	842ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-23 20:04:56	992ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-12 13:28:10	4914ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-25 18:50:06	667ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-19 21:57:51	2877ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-18 06:12:21	1182ms	2 NS 1 A 4 MX	🔒 Secure	View