tuduu.dk DNS records

🖥️ Nameservers2 records 326ms

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 364ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.106.69.118	3600s	ip87-106-69-118.pbiaas.com	AS8560	IONOS SE	87.106.0.0/16	🇬🇧 United Kingdom	—

📧 MX Records4 records 334ms

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)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 1280ms

TXT Record
brevo-code:5d2269e80d1f7f87b705e8eeb17db5a3

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 DMARC

Policy	Record (_dmarc.tuduu.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.com

📬 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 392ms

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…

🔐 DNSSEC912ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082001
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

326ms

A

364ms

MX

334ms

AAAA

345ms

TXT

1280ms

CAA

281ms

HTTPS

286ms

TLSA

392ms

SOA

0ms

MTA-STS

491ms

DNSSEC

912ms

SRV

376ms

Total

6193ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-20 16:16:35	6193ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-11 08:32:35	5111ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-06 19:22:23	961ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-05 17:41:13	1123ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-28 15:42:23	756ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-26 15:06:24	1115ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-23 11:34:50	909ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-23 03:35:08	868ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-17 14:25:18	2862ms	2 NS 1 A 4 MX	🔒 Secure	View