usmark.dk DNS records

🖥️ Nameservers2 records 49ms

Nameserver	IP addresses	PTR	ASN / ISP
alexa.ns.cloudflare.com	108.162.194.215 162.159.38.215 172.64.34.215 2606:4700:50::a29f:26d7 2803:f800:50::6ca2:c2d7 2a06:98c1:50::ac40:22d7	alexa.ns.cloudflare.com alexa.ns.cloudflare.com alexa.ns.cloudflare.com alexa.ns.cloudflare.com alexa.ns.cloudflare.com alexa.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
colin.ns.cloudflare.com	108.162.195.75 162.159.44.75 172.64.35.75 2606:4700:58::a29f:2c4b 2803:f800:50::6ca2:c34b 2a06:98c1:50::ac40:234b	colin.ns.cloudflare.com colin.ns.cloudflare.com colin.ns.cloudflare.com colin.ns.cloudflare.com colin.ns.cloudflare.com colin.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 Records1 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	60s	mail.usmark.dk	2a05:f480:2000:15b9:5400:4ff:fe86:981 70.34.215.14	— 70.34.215.14.vultrusercontent.com	AS20473 The Constant Company, LLC AS20473 The Constant Company, LLC

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 202ms

TXT Record
v=DKIM1;k=rsa;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArtT9TfoFHXQiNpNW4GopRNisXczsEMU0nk/0N0pXSaVDWqq/+Cb2yglF7WK3+mxhEUGPt/itZxolsxYySW6qn0Tc8wkVhdpIwBTolB9dRFyR4xUM1ke4owCa5/addOkru6nmd0ronKrY5xsdmUwlkNcziR5BzqzVlgf8gLxoZYeRtpK37N+omOgGRZVZJBX4yguFq2+8Ihvq2aGhe+0Azd1pu3VN6jwgG875MSRg1JmwywM2LcD1DzS+IwjzyrOFc1PhK6JAx2rh8EM8PbucPKwbjCepaQfrUjgrdoA3kTI/Utif2Y8T0Eb0gAZuqbXqn1yQuAR4SowfUmYJ78oFeQIDAQAB
v=spf1 +mx -all

TXT Record

v=DKIM1;k=rsa;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArtT9TfoFHXQiNpNW4GopRNisXczsEMU0nk/0N0pXSaVDWqq/+Cb2yglF7WK3+mxhEUGPt/itZxolsxYySW6qn0Tc8wkVhdpIwBTolB9dRFyR4xUM1ke4owCa5/addOkru6nmd0ronKrY5xsdmUwlkNcziR5BzqzVlgf8gLxoZYeRtpK37N+omOgGRZVZJBX4yguFq2+8Ihvq2aGhe+0Azd1pu3VN6jwgG875MSRg1JmwywM2LcD1DzS+IwjzyrOFc1PhK6JAx2rh8EM8PbucPKwbjCepaQfrUjgrdoA3kTI/Utif2Y8T0Eb0gAZuqbXqn1yQuAR4SowfUmYJ78oFeQIDAQAB

v=spf1 +mx -all

✉️ SPF

Policy	Record (usmark.dk)
-all (hard fail)	v=spf1 +mx -all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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 / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC106ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2413128878
Primary NS (MNAME)	alexa.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

49ms

A

41ms

MX

47ms

AAAA

53ms

TXT

202ms

CAA

40ms

HTTPS

41ms

TLSA

87ms

SOA

0ms

MTA-STS

71ms

DNSSEC

106ms

SRV

71ms

Total

1288ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 09:05:52	1288ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-26 20:02:40	1807ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-24 07:04:49	10546ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-06 14:14:10	1236ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-08 20:53:21	1346ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-02 15:21:11	1516ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-27 00:43:54	2182ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-24 11:34:03	1527ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-17 15:19:24	880ms	2 NS 0 A 1 MX	⚠️ Bogus	View