zfx.dk DNS records

🖥️ Nameservers2 records 41ms

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 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
85.218.177.69	60s	85-218-177-69.norlyscustomer.net	AS39642	Sinal A/S	85.218.128.0/17	🇩🇰 Denmark	Silkeborg

📧 MX Records2 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	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	300s	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 172ms

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 8094ms

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

🔐 DNSSEC126ms

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	2409704182
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

41ms

A

52ms

MX

31ms

AAAA

44ms

TXT

172ms

CAA

34ms

HTTPS

45ms

TLSA

8094ms

SOA

0ms

MTA-STS

66ms

DNSSEC

126ms

SRV

116ms

Total

9523ms

🕐 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