crpsupport.dk DNS records

🖥️ Nameservers2 records 53ms

Nameserver	IP addresses	PTR	ASN / ISP
lex.ns.cloudflare.com	108.162.193.196 172.64.33.196 173.245.59.196 2606:4700:58::adf5:3bc4 2803:f800:50::6ca2:c1c4 2a06:98c1:50::ac40:21c4	lex.ns.cloudflare.com lex.ns.cloudflare.com lex.ns.cloudflare.com lex.ns.cloudflare.com lex.ns.cloudflare.com lex.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mona.ns.cloudflare.com	108.162.192.206 172.64.32.206 173.245.58.206 2606:4700:50::adf5:3ace 2803:f800:50::6ca2:c0ce 2a06:98c1:50::ac40:20ce	mona.ns.cloudflare.com mona.ns.cloudflare.com mona.ns.cloudflare.com mona.ns.cloudflare.com mona.ns.cloudflare.com mona.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 64ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.11.248	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.150.205	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records2 records 57ms

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

🔷 AAAA Records (IPv6)2 records 56ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:bf8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:96cd	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 58ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.11.248,172.67.150.205 ech=AEX+DQBBWwAgACDGZDqWHc9J0k+2lwiIrd+KDBUTHGa7TNpHHAQ4KRCzOwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:bf8,2606:4700:3032::ac43:96cd

📝 TXT Records2 records 8286ms

TXT Record
protonmail-verification=0aba01e41755cbee1957edafac65465800c6c493
v=spf1 include:_spf.protonmail.ch mx ~all

✉️ SPF

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

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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.crpsupport.dk	crpsupport.dk.acme.webpod4-cph3.one.com

🔗 TLSA / DANE4 records 66ms

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

🔐 DNSSEC146ms

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	2409740772
Primary NS (MNAME)	lex.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

53ms

A

64ms

MX

57ms

AAAA

56ms

TXT

8286ms

CAA

57ms

HTTPS

58ms

TLSA

66ms

SOA

0ms

MTA-STS

88ms

DNSSEC

146ms

SRV

84ms

Total

9135ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-18 02:51:18	9135ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-10 18:27:27	3556ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-03 01:12:40	1291ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-25 12:27:24	3687ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-16 23:23:33	2531ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-16 23:00:28	1263ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-16 23:00:04	1110ms	2 NS 2 A 2 MX	❓ Unknown	View