zfx.dk DNS records

🖥️ Nameservers2 records 34ms

Nameserver	IP addresses	PTR	ASN / ISP
ophelia.ns.cloudflare.com	108.162.194.248 162.159.38.248 172.64.34.248 2606:4700:50::a29f:26f8 2803:f800:50::6ca2:c2f8 2a06:98c1:50::ac40:22f8	ophelia.ns.cloudflare.com ophelia.ns.cloudflare.com ophelia.ns.cloudflare.com ophelia.ns.cloudflare.com ophelia.ns.cloudflare.com ophelia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
phil.ns.cloudflare.com	108.162.193.137 172.64.33.137 173.245.59.137 2606:4700:58::adf5:3b89 2803:f800:50::6ca2:c189 2a06:98c1:50::ac40:2189	phil.ns.cloudflare.com phil.ns.cloudflare.com phil.ns.cloudflare.com phil.ns.cloudflare.com phil.ns.cloudflare.com phil.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
85.218.177.69	600s	85-218-177-69.norlyscustomer.net	AS39642	Sinal A/S	85.218.128.0/17	🇩🇰 Denmark	Silkeborg

📧 MX Records2 records 68ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	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	600s	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	85.218.177.69
🔶 Autoconfig	85.218.177.69

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 271ms

TXT Record
protonmail-verification=7c574deda55ca4fdbe9f2f48ae857aeedfc4f8d9
protonmail-verification=7c574deda55ca4fdbe9f2f48ae857aeedfc4f8d9\010v=spf1 include:_spf.protonmail.ch mx ~all
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF

Policy	Record (zfx.dk)
~all (soft fail)	v=spf1 include:_spf.protonmail.ch ~all

📨 DMARC

Policy	Record (_dmarc.zfx.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:dmarc@zfx.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

🔗 TLSA / DANE4 records 107ms

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…

🔐 DNSSEC72ms

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

🏷️ SOA33ms

Field	Value
Serial	2406205031
Primary NS (MNAME)	ophelia.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

34ms

A

48ms

MX

68ms

AAAA

31ms

TXT

271ms

CAA

32ms

HTTPS

32ms

TLSA

107ms

SOA

33ms

MTA-STS

36ms

DNSSEC

72ms

SRV

57ms

Total

702ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-06 02:49:37	1434ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-07-17 20:32:55	9523ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-20 18:28:30	599ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-20 11:58:24	702ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-17 11:57:30	2164ms	2 NS 1 A 2 MX	🔓 Insecure	View