b0.dk DNS records

🖥️ Nameservers3 records 67ms

Nameserver	IP addresses	PTR	ASN / ISP
helium.ns.hetzner.de	193.47.99.5 2001:67c:192c::add:5	helium.ns.hetzner.de helium.ns.hetzner.de	AS12337 noris network AG AS12337 noris network AG
hydrogen.ns.hetzner.com	213.133.100.98 2a01:4f8:0:1::add:1098	hydrogen.ns.hetzner.com hydrogen.ns.hetzner.com	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
oxygen.ns.hetzner.com	2a01:4f8:0:1::add:2992 88.198.229.192	oxygen.ns.hetzner.com oxygen.ns.hetzner.com	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records1 records 68ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.224.137.188	600s	—	AS47583	Hostinger International Limited	185.224.136.0/22	🇳🇱 The Netherlands	Meppel

📧 MX Records2 records 69ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.titan.email	100.52.2.139 184.72.253.45 3.219.6.73	ec2-100-52-2-139.compute-1.amazonaws.com ec2-184-72-253-45.compute-1.amazonaws.com ec2-3-219-6-73.compute-1.amazonaws.com	AS14618 Amazon.com, Inc. AS14618 Amazon.com, Inc. AS14618 Amazon.com, Inc.
20	3600s	mx2.titan.email	100.52.2.139 184.72.253.45 3.219.6.73	ec2-100-52-2-139.compute-1.amazonaws.com ec2-184-72-253-45.compute-1.amazonaws.com ec2-3-219-6-73.compute-1.amazonaws.com	AS14618 Amazon.com, Inc. AS14618 Amazon.com, Inc. AS14618 Amazon.com, Inc.

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	b0.dk → 185.224.137.188
🔶 Autoconfig	b0.dk → 185.224.137.188

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 248ms

TXT Record
v=spf1 include:spf.titan.email ~all

✉️ SPF

Policy	Record (b0.dk)
~all (soft fail)	v=spf1 include:spf.titan.email ~all

📨 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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.b0.dk	b0.dk

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC2068ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2026071902
Primary NS (MNAME)	hydrogen.ns.hetzner.com
Responsible (RNAME)	dns@hetzner.com
Refresh	86400s
Retry	10800s
Expire	3600000s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

67ms

A

68ms

MX

69ms

AAAA

66ms

TXT

248ms

CAA

67ms

HTTPS

53ms

TLSA

226ms

SOA

0ms

MTA-STS

81ms

DNSSEC

2068ms

SRV

112ms

Total

2770ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 17:40:49	2770ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-20 10:30:42	1719ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-02 01:16:49	1121ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-16 13:57:14	813ms	3 NS 1 A 2 MX	🔓 Insecure	View