brfrst.dk DNS records

🖥️ Nameservers2 records 96ms

Nameserver	IP addresses	PTR	ASN / ISP
ken.ns.cloudflare.com	108.162.193.127 172.64.33.127 173.245.59.127 2606:4700:58::adf5:3b7f 2803:f800:50::6ca2:c17f 2a06:98c1:50::ac40:217f	ken.ns.cloudflare.com ken.ns.cloudflare.com ken.ns.cloudflare.com ken.ns.cloudflare.com ken.ns.cloudflare.com ken.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 Records2 records 93ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.43.43	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.219.48	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records2 records 67ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	120s	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	120s	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 96ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:db30	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:2b2b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 140ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.43.43,172.67.219.48 ech=AEX+DQBBJAAgACCgJsp1PyUgRagXBDtA/AIREEggoQoisT4ZAfNS7dWLBAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:db30,2606:4700:3035::6815:2b2b

🔌 SRV Records1 records 165ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	cpanelemaildiscovery.cpanel.net

📝 TXT Records2 records 398ms

TXT Record
protonmail-verification=298ec737caef68f39c4b5faedf818a45bfce981a
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.brfrst.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
TXT	_acme-challenge.brfrst.dk	3a4fnZSbrhrCzOK_e6qAhwbOx2BI4u8cu8MG3oVOTR0
TXT	_acme-challenge.brfrst.dk	o4xJqzD3x0gG1zguSmc6ox8npOVBCCHRN4osgJi-UyU
TXT	_acme-challenge.brfrst.dk	r9LRJwGV8NDQyYV0Y26Tu60WC5V4sQvLJ8s1E6ZJ_Zw

🔗 TLSA / DANE4 records 201ms

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…

🔐 DNSSEC240ms

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	2413529551
Primary NS (MNAME)	ken.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

96ms

A

93ms

MX

67ms

AAAA

96ms

TXT

398ms

CAA

135ms

HTTPS

140ms

TLSA

201ms

SOA

0ms

MTA-STS

183ms

DNSSEC

240ms

SRV

165ms

Total

2589ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 01:44:03	2589ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-23 09:50:24	3453ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-21 08:59:29	9146ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-13 18:39:15	2345ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-12 04:05:41	2258ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-10 07:14:21	2654ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-05 23:09:55	1836ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-22 23:37:24	3250ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-20 17:42:28	17890ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-17 02:44:47	10200ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-07 00:26:30	1549ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-27 09:17:40	873ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-19 16:31:03	3554ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-16 16:50:02	1163ms	2 NS 2 A 2 MX	🔓 Insecure	View