blau.dk DNS records

🖥️ Nameservers2 records 112ms

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 108ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.172	3600s	webcluster2.webpod14-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records3 records 126ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod6-cph3.one.com	185.164.14.70	mx1.pub.mailpod6-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod6-cph3.one.com	185.164.14.71	mx2.pub.mailpod6-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod6-cph3.one.com	185.164.14.72	mx3.pub.mailpod6-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)1 records 118ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10c:8064:a85d:59c7:c23	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 / DANE3 records 389ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod6-cph3.one.com	DANE-EE · SPKI · SHA-256	515D397B5EA735D3D3F24127EB4925FA…
SMTP _25._tcp.mx2.pub.mailpod6-cph3.one.com	DANE-EE · SPKI · SHA-256	515D397B5EA735D3D3F24127EB4925FA…
SMTP _25._tcp.mx3.pub.mailpod6-cph3.one.com	DANE-EE · SPKI · SHA-256	515D397B5EA735D3D3F24127EB4925FA…

🔐 DNSSEC270ms

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

🏷️ SOA117ms

Field	Value
Serial	2026060301
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

112ms

A

108ms

MX

126ms

AAAA

118ms

TXT

410ms

CAA

120ms

HTTPS

103ms

TLSA

389ms

SOA

117ms

MTA-STS

109ms

DNSSEC

270ms

SRV

225ms

Total

1019ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 09:03:11	1302ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-27 10:55:47	787ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-26 17:40:33	619ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-25 05:54:17	4614ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-08-06 23:20:03	1449ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-07-19 15:09:00	6709ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-07-16 07:00:16	993ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-07-11 16:47:38	833ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-07-01 09:21:07	845ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-29 07:18:08	682ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-25 14:58:30	505ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-24 06:56:21	1201ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 07:54:07	1019ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-16 14:46:41	526ms	2 NS 1 A 3 MX	🔒 Secure	View