russianblue.dk DNS records

🖥️ Nameservers2 records 101ms

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 105ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.145	3600s	webcluster1.webpod14-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records3 records 88ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod8-cph3.one.com	185.164.14.102	mx1.pub.mailpod8-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod8-cph3.one.com	185.164.14.103	mx2.pub.mailpod8-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod8-cph3.one.com	185.164.14.104	mx3.pub.mailpod8-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)1 records 94ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10c:8a:85c8:88fc:7853	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

Policy	Record (_dmarc.russianblue.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 / DANE3 records 286ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod8-cph3.one.com	DANE-EE · SPKI · SHA-256	BF2BAC81D64CD548F2920A7E0ADF7907…
SMTP _25._tcp.mx2.pub.mailpod8-cph3.one.com	DANE-EE · SPKI · SHA-256	BF2BAC81D64CD548F2920A7E0ADF7907…
SMTP _25._tcp.mx3.pub.mailpod8-cph3.one.com	DANE-EE · SPKI · SHA-256	BF2BAC81D64CD548F2920A7E0ADF7907…

🔐 DNSSEC267ms

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

🏷️ SOA0ms

Field	Value
Serial	2026083001
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

101ms

A

105ms

MX

88ms

AAAA

94ms

TXT

403ms

CAA

118ms

HTTPS

105ms

TLSA

286ms

SOA

0ms

MTA-STS

146ms

DNSSEC

267ms

SRV

136ms

Total

2811ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 21:58:41	2811ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-08-27 17:10:59	3007ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-08-24 09:47:05	4853ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-08-18 04:30:42	3934ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-08-15 11:25:43	858ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-07-18 08:47:50	2264ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-28 22:30:23	696ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-20 01:30:15	640ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-17 13:42:07	4662ms	2 NS 1 A 3 MX	🔒 Secure	View