bjarnekronborg.dk DNS records

🖥️ Nameservers2 records 268ms

Nameserver	IP addresses	PTR	ASN / ISP
elly.ns.cloudflare.com	108.162.194.246 162.159.38.246 172.64.34.246 2606:4700:50::a29f:26f6 2803:f800:50::6ca2:c2f6 2a06:98c1:50::ac40:22f6	elly.ns.cloudflare.com elly.ns.cloudflare.com elly.ns.cloudflare.com elly.ns.cloudflare.com elly.ns.cloudflare.com elly.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
rayden.ns.cloudflare.com	108.162.195.163 162.159.44.163 172.64.35.163 2606:4700:58::a29f:2ca3 2803:f800:50::6ca2:c3a3 2a06:98c1:50::ac40:23a3	rayden.ns.cloudflare.com rayden.ns.cloudflare.com rayden.ns.cloudflare.com rayden.ns.cloudflare.com rayden.ns.cloudflare.com rayden.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 276ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.88.4	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.149.222	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records2 records 316ms

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	104.21.88.4

🔷 AAAA Records (IPv6)2 records 297ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:5804	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::ac43:95de	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 299ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.88.4,172.67.149.222 ech=AEX+DQBBMQAgACC40t7CX9Ot49VzSnN/Y5WVh5yIpi0NIz4NMTZzg1a9KAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:5804,2606:4700:3031::ac43:95de

📝 TXT Records2 records 895ms

TXT Record
protonmail-verification=c54df227b01b9323185c02edd9ec62b32b971e0e
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.bjarnekronborg.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 703ms

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…

🔐 DNSSEC537ms

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	2412657948
Primary NS (MNAME)	elly.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

268ms

A

276ms

MX

316ms

AAAA

297ms

TXT

895ms

CAA

256ms

HTTPS

299ms

TLSA

703ms

SOA

0ms

MTA-STS

394ms

DNSSEC

537ms

SRV

375ms

Total

14979ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-20 22:43:21	14979ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-19 22:23:50	1598ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-14 05:47:58	5288ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-19 17:24:14	823ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-16 14:42:16	667ms	2 NS 2 A 2 MX	🔓 Insecure	View