relationbytheresa.dk DNS records

🖥️ Nameservers2 records 25ms

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 28ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.200	3600s	webcluster1.webpod18-cph3.g1i.one	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records4 records 26ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.mailpod15-cph3.g1i.one.com	104.37.35.36	mx1.mailpod15-cph3.g1i.one.com	AS51468 One.com A/S
10	10800s	mx2.mailpod15-cph3.g1i.one.com	104.37.35.37	mx2.mailpod15-cph3.g1i.one.com	AS51468 One.com A/S
10	10800s	mx3.mailpod15-cph3.g1i.one.com	104.37.35.38	mx3.mailpod15-cph3.g1i.one.com	AS51468 One.com A/S
10	10800s	mx4.mailpod15-cph3.g1i.one.com	104.37.35.39	mx4.mailpod15-cph3.g1i.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)1 records 25ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:108:41:885b:1a11:ed80	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 138ms

TXT Record
MS=ms39480611

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 DMARC

Policy	Record (_dmarc.relationbytheresa.dk)
p=reject	v=DMARC1; p=reject

📬 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 62ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.mailpod15-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	E54A7262DC6E3E0F06227A22B71D01DC…
SMTP _25._tcp.mx2.mailpod15-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	E54A7262DC6E3E0F06227A22B71D01DC…
SMTP _25._tcp.mx3.mailpod15-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	E54A7262DC6E3E0F06227A22B71D01DC…
SMTP _25._tcp.mx4.mailpod15-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	E54A7262DC6E3E0F06227A22B71D01DC…

🔐 DNSSEC96ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082901
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 RegistrationWHOIS fetched 2026-07-03 00:52:31

Field	Value
Registrar	ONE.COM A/S
Registered	2026-04-30
Expires	2027-04-29 (237d)

📋 WHOIS

⏱️ Lookup Timing

NS

25ms

A

28ms

MX

26ms

AAAA

25ms

TXT

138ms

CAA

21ms

HTTPS

32ms

TLSA

62ms

SOA

0ms

MTA-STS

34ms

DNSSEC

96ms

SRV

32ms

Total

705ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 16:12:19	705ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-26 22:43:42	873ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-23 03:51:45	5009ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-07 10:45:09	1078ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-16 08:41:36	989ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-09 00:18:54	8945ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-03 00:45:38	2610ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-24 20:16:15	1252ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-23 20:18:56	1165ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 19:37:58	834ms	2 NS 1 A 4 MX	🔒 Secure	View