zone51.dk DNS records

🖥️ Nameservers3 records 64ms

Nameserver	IP addresses	PTR	ASN / ISP
ns5.chosting.dk	167.235.66.236 2a01:4f8:1c1e:d097::1	ns5.chosting.dk ns5.chosting.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns6.chosting.dk	2001:41d0:305:2100::80e9 51.91.57.33	ns6.chosting.dk ns6.chosting.dk	AS16276 OVH SAS AS16276 OVH SAS
ns7.chosting.dk	178.20.220.33	ns7.chosting.dk	AS21060 Atea A/S

🌍 A Records1 records 74ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
178.20.216.31	14400s	server12.chosting.dk	AS21060	Atea A/S	178.20.216.0/23	🇩🇰 Denmark	—

📧 MX Records2 records 53ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	14400s	mail.protonmail.ch	176.119.200.128 185.205.70.128 185.70.42.128	mail.protonmail.ch mail.protonmail.ch mail.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG
20	14400s	mailsec.protonmail.ch	176.119.200.129 185.205.70.129 185.70.42.129	mailsec.protonmail.ch mailsec.protonmail.ch mailsec.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	178.20.216.31
🔶 Autoconfig	178.20.216.31

🔷 AAAA Records (IPv6)1 records 76ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:7cc0:101:ffff::1:a	14400s	—	AS21060	Atea A/S	2a01:7cc0:100:0:0:0:0:0/40	🇩🇰 Denmark	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 127ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	cpanelemaildiscovery.cpanel.net

📝 TXT Records2 records 301ms

TXT Record
protonmail-verification=9c4115cfa1fba65b710212dba2eecb2057e1a82b
v=spf1 ip4:178.20.216.31 include:spf.chosting.dk ip4:178.20.216.32 include:_spf.protonmail.ch mx ~all

✉️ SPF

Policy	Record (zone51.dk)
~all (soft fail)	v=spf1 ip4:178.20.216.31 include:spf.chosting.dk ip4:178.20.216.32 include:_spf.protonmail.ch mx ~all

📨 DMARC

Policy	Record (_dmarc.zone51.dk)
p=quarantine	v=DMARC1;p=quarantine;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400;rua=mailto:seb@zone51.dk

📬 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
TXT	_acme-challenge.zone51.dk	_yeQo5JPwtLuV9-u-qX5UUkFo4FJZwIs6bG_5O1Atm8

🔗 TLSA / DANE4 records 66ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…

🔐 DNSSEC92ms

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	2026071001
Primary NS (MNAME)	ns5.chosting.dk
Responsible (RNAME)	logs@chosting.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

64ms

A

74ms

MX

53ms

AAAA

76ms

TXT

301ms

CAA

53ms

HTTPS

79ms

TLSA

66ms

SOA

0ms

MTA-STS

109ms

DNSSEC

92ms

SRV

127ms

Total

877ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 22:19:59	877ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-25 11:22:14	739ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-10 22:08:35	1793ms	3 NS 1 A 2 MX	❓ Unknown	View
2026-06-25 04:42:45	3703ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-23 18:15:25	981ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 22:27:08	4692ms	3 NS 1 A 2 MX	🔓 Insecure	View