fcas.dk DNS records

🖥️ Nameservers2 records 25ms

Nameserver	IP addresses	PTR	ASN / ISP
kiki.ns.cloudflare.com	108.162.192.180 172.64.32.180 173.245.58.180 2606:4700:50::adf5:3ab4 2803:f800:50::6ca2:c0b4 2a06:98c1:50::ac40:20b4	kiki.ns.cloudflare.com kiki.ns.cloudflare.com kiki.ns.cloudflare.com kiki.ns.cloudflare.com kiki.ns.cloudflare.com kiki.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ram.ns.cloudflare.com	108.162.193.225 172.64.33.225 173.245.59.225 2606:4700:58::adf5:3be1 2803:f800:50::6ca2:c1e1 2a06:98c1:50::ac40:21e1	ram.ns.cloudflare.com ram.ns.cloudflare.com ram.ns.cloudflare.com ram.ns.cloudflare.com ram.ns.cloudflare.com ram.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records

🌍

No A records found

📧 MX Records2 records 37ms

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	86.52.113.244
🔶 Autoconfig	86.52.113.244

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 148ms

TXT Record
protonmail-verification=5457b70a1c8826346f8ec13ad972ac39ea28958b
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.fcas.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 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 46ms

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	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…

🔐 DNSSEC104ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2413665614
Primary NS (MNAME)	kiki.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

25ms

A

28ms

MX

37ms

AAAA

35ms

TXT

148ms

CAA

31ms

HTTPS

33ms

TLSA

46ms

SOA

0ms

MTA-STS

40ms

DNSSEC

104ms

SRV

48ms

Total

589ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 16:57:01	589ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-08-28 01:19:00	837ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-08-27 00:51:43	858ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-08-20 03:38:18	1342ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-08-15 11:35:15	1277ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-08-14 05:05:07	5065ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-08-12 11:32:05	1439ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-08-11 03:42:23	2689ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-08-08 06:45:39	1283ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-08-06 00:41:26	1246ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-07-27 13:40:42	1420ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-07-16 21:11:23	1318ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-07-10 11:16:17	3583ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-07-07 07:24:50	2019ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-24 14:07:26	883ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-21 10:40:57	1377ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-17 09:40:05	2004ms	2 NS 0 A 2 MX	🔒 Secure	View