schmidtmadsen.dk DNS records

🖥️ Nameservers2 records 216ms

Nameserver	IP addresses	PTR	ASN / ISP
mckinley.ns.cloudflare.com	108.162.194.73 162.159.38.73 172.64.34.73 2606:4700:50::a29f:2649 2803:f800:50::6ca2:c249 2a06:98c1:50::ac40:2249	mckinley.ns.cloudflare.com mckinley.ns.cloudflare.com mckinley.ns.cloudflare.com mckinley.ns.cloudflare.com mckinley.ns.cloudflare.com mckinley.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
rocky.ns.cloudflare.com	108.162.193.227 172.64.33.227 173.245.59.227 2606:4700:58::adf5:3be3 2803:f800:50::6ca2:c1e3 2a06:98c1:50::ac40:21e3	rocky.ns.cloudflare.com rocky.ns.cloudflare.com rocky.ns.cloudflare.com rocky.ns.cloudflare.com rocky.ns.cloudflare.com rocky.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 247ms

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)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 629ms

TXT Record
protonmail-verification=47e6c10a89ccfc5af46c5d5d74731e29686b610d
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.schmidtmadsen.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 478ms

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…

🔐 DNSSEC448ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2411747835
Primary NS (MNAME)	mckinley.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

216ms

A

269ms

MX

247ms

AAAA

234ms

TXT

629ms

CAA

273ms

HTTPS

238ms

TLSA

478ms

SOA

0ms

MTA-STS

358ms

DNSSEC

448ms

SRV

341ms

Total

5404ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-09 17:47:17	5404ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-07-29 21:00:29	3807ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-07-17 01:04:43	3043ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-25 17:07:18	730ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-20 03:33:48	881ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-17 17:53:33	927ms	2 NS 0 A 2 MX	🔒 Secure	View