biozvin.dk DNS records

🖥️ Nameservers2 records 189ms

Nameserver	IP addresses	PTR	ASN / ISP
sonny.ns.cloudflare.com	108.162.195.66 162.159.44.66 172.64.35.66 2606:4700:58::a29f:2c42 2803:f800:50::6ca2:c342 2a06:98c1:50::ac40:2342	sonny.ns.cloudflare.com sonny.ns.cloudflare.com sonny.ns.cloudflare.com sonny.ns.cloudflare.com sonny.ns.cloudflare.com sonny.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
susan.ns.cloudflare.com	108.162.194.199 162.159.38.199 172.64.34.199 2606:4700:50::a29f:26c7 2803:f800:50::6ca2:c2c7 2a06:98c1:50::ac40:22c7	susan.ns.cloudflare.com susan.ns.cloudflare.com susan.ns.cloudflare.com susan.ns.cloudflare.com susan.ns.cloudflare.com susan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 172ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
10.13.37.42	300s	—	—	—	—	—	—

📧 MX Records2 records 202ms

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	10.13.37.42
🔶 Autoconfig	10.13.37.42

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 510ms

TXT Record
protonmail-verification=a090dc07cf1d05b6741119c4458fd2a64be8df10
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.biozvin.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 182ms

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…

🔐 DNSSEC302ms

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	2412086328
Primary NS (MNAME)	sonny.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

189ms

A

172ms

MX

202ms

AAAA

191ms

TXT

510ms

CAA

246ms

HTTPS

144ms

TLSA

182ms

SOA

0ms

MTA-STS

236ms

DNSSEC

302ms

SRV

277ms

Total

4770ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-16 00:59:41	4770ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-07 20:33:11	1416ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-07-25 02:50:43	1658ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-07-21 17:40:22	3078ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-07-08 15:17:30	10243ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-07-02 01:29:56	940ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-16 14:39:10	594ms	2 NS 1 A 2 MX	🔓 Insecure	View