seidr.dk DNS records

🖥️ Nameservers2 records 50ms

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.
margaret.ns.cloudflare.com	108.162.194.107 162.159.38.107 172.64.34.107 2606:4700:50::a29f:266b 2803:f800:50::6ca2:c26b 2a06:98c1:50::ac40:226b	margaret.ns.cloudflare.com margaret.ns.cloudflare.com margaret.ns.cloudflare.com margaret.ns.cloudflare.com margaret.ns.cloudflare.com margaret.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
72.62.50.98	300s	srv1164632.hstgr.cloud	AS47583	Hostinger International Limited	72.62.0.0/16	🇩🇪 Germany	Frankfurt am Main

📧 MX Records2 records 41ms

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	72.62.50.98
🔶 Autoconfig	72.62.50.98

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 206ms

TXT Record
protonmail-verification=2c4640d2e7587fc78c33b74839db4ad8cd9af73f
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.seidr.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.seidr.dk	AkyGKGe5jWoRcyIZACyT4DHsH_trZnOSxGBAMPd5Aik
TXT	_acme-challenge.seidr.dk	DZUgaBTeEYKP4-J2Nn4uR0jVwRv1c6kb3QS5R0U67uA

🔗 TLSA / DANE4 records 1219ms

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…

🔐 DNSSEC87ms

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	2413630226
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

50ms

A

49ms

MX

41ms

AAAA

47ms

TXT

206ms

CAA

48ms

HTTPS

39ms

TLSA

1219ms

SOA

0ms

MTA-STS

74ms

DNSSEC

87ms

SRV

79ms

Total

2445ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 15:32:51	2445ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-31 16:48:46	3568ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-07-03 13:58:52	2672ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-19 20:21:56	805ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-17 18:34:07	5724ms	2 NS 1 A 2 MX	🔓 Insecure	View