zero3.dk DNS records

🖥️ Nameservers2 records 440ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.messagingengine.com	162.159.24.178	ns1.messagingengine.com	AS13335 Cloudflare, Inc.
ns2.messagingengine.com	162.159.25.191	ns2.messagingengine.com	AS13335 Cloudflare, Inc.

🌍 A Records1 records 313ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
95.217.160.95	—	luna.zero3.dk	AS24940	Hetzner Online GmbH	95.216.0.0/15	🇫🇮 Finland	Helsinki

📧 MX Records2 records 1024ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	in1-smtp.messagingengine.com	103.168.172.216 103.168.172.217 103.168.172.218 103.168.172.219 103.168.172.220 103.168.172.221 103.168.172.222 103.168.172.223	phl-mx-01.messagingengine.com phl-mx-02.messagingengine.com phl-mx-03.messagingengine.com phl-mx-04.messagingengine.com phl-mx-05.messagingengine.com phl-mx-06.messagingengine.com phl-mx-07.messagingengine.com phl-mx-08.messagingengine.com	AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd
20	—	in2-smtp.messagingengine.com	202.12.124.216 202.12.124.217 202.12.124.218 202.12.124.219	stl-mx-01.messagingengine.com stl-mx-02.messagingengine.com stl-mx-03.messagingengine.com stl-mx-04.messagingengine.com	AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd

🔷 AAAA Records (IPv6)1 records 573ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f9:c012:f7b6::1	—	luna.zero3.dk	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇫🇮 Finland	Helsinki

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 950ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	1	443	autodiscover.fastmail.com
_imaps._tcp	0	1	993	imap.fastmail.com

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 DMARC

Policy	Record (_dmarc.zero3.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 / DANE

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

🔐 DNSSEC448ms

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

🏷️ SOA372ms

Field	Value
Serial	2026060400
Primary NS (MNAME)	ns1.messagingengine.com
Responsible (RNAME)	postmaster@messagingengine.com
Refresh	86202s
Retry	600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

440ms

A

313ms

MX

1024ms

AAAA

573ms

TXT

1949ms

CAA

407ms

HTTPS

358ms

TLSA

404ms

SOA

372ms

MTA-STS

442ms

DNSSEC

448ms

SRV

950ms

Total

5270ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 21:20:15	3595ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-07 15:13:37	4272ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-03 05:13:34	10428ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-07-06 11:25:39	4972ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-07-02 23:35:26	10083ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-26 05:41:02	1718ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-06-18 05:25:11	5270ms	2 NS 1 A 2 MX	🔓 Insecure	View