ksfx.dk DNS records

🖥️ Nameservers2 records 149ms

Nameserver	IP addresses	PTR	ASN / ISP
doug.ns.cloudflare.com	108.162.193.159 172.64.33.159 173.245.59.159 2606:4700:58::adf5:3b9f 2803:f800:50::6ca2:c19f 2a06:98c1:50::ac40:219f	doug.ns.cloudflare.com doug.ns.cloudflare.com doug.ns.cloudflare.com doug.ns.cloudflare.com doug.ns.cloudflare.com doug.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
may.ns.cloudflare.com	108.162.192.135 172.64.32.135 173.245.58.135 2606:4700:50::adf5:3a87 2803:f800:50::6ca2:c087 2a06:98c1:50::ac40:2087	may.ns.cloudflare.com may.ns.cloudflare.com may.ns.cloudflare.com may.ns.cloudflare.com may.ns.cloudflare.com may.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 110ms

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	ksfx.dk
🔶 Autoconfig	ksfx.dk

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 482ms

TXT Record
protonmail-verification=1474937b64dcc4bd4c9184383a40636ce4fb5724
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.ksfx.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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.ksfx.dk	ksfx.dk
TXT	ksfx.dk	protonmail-verification=1474937b64dcc4bd4c9184383a40636ce4fb5724

🔗 TLSA / DANE4 records 405ms

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…

🔐 DNSSEC330ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2413647183
Primary NS (MNAME)	doug.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

149ms

A

142ms

MX

110ms

AAAA

125ms

TXT

482ms

CAA

156ms

HTTPS

131ms

TLSA

405ms

SOA

0ms

MTA-STS

176ms

DNSSEC

330ms

SRV

232ms

Total

2540ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 17:11:07	2540ms	2 NS 0 A 2 MX	🔓 Insecure	View
2026-08-30 15:20:48	1055ms	2 NS 0 A 2 MX	🔓 Insecure	View
2026-08-28 08:04:22	820ms	2 NS 0 A 2 MX	🔓 Insecure	View
2026-08-24 07:22:39	4815ms	2 NS 0 A 2 MX	🔓 Insecure	View
2026-08-21 02:31:23	10061ms	2 NS 0 A 2 MX	🔓 Insecure	View
2026-06-26 08:08:11	996ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-06-18 02:40:20	1481ms	2 NS 0 A 3 MX	❓ Unknown	View