natursus.dk

📜 Historical scan 2026-09-06 00:05:29 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

natursus.dk is a .dk domain served by 2 nameservers (earl.ns.cloudflare.com, lovisa.ns.cloudflare.com). It was registered on 16 January 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mail.natursus.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 66ms

Nameserver	IP addresses	PTR	ASN / ISP
earl.ns.cloudflare.com	108.162.193.161 172.64.33.161 173.245.59.161 2606:4700:58::adf5:3ba1 2803:f800:50::6ca2:c1a1 2a06:98c1:50::ac40:21a1	earl.ns.cloudflare.com earl.ns.cloudflare.com earl.ns.cloudflare.com earl.ns.cloudflare.com earl.ns.cloudflare.com earl.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lovisa.ns.cloudflare.com	108.162.194.39 162.159.38.39 172.64.34.39 2606:4700:50::a29f:2627 2803:f800:50::6ca2:c227 2a06:98c1:50::ac40:2227	lovisa.ns.cloudflare.com lovisa.ns.cloudflare.com lovisa.ns.cloudflare.com lovisa.ns.cloudflare.com lovisa.ns.cloudflare.com lovisa.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 Records#

1 records 82ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.natursus.dk	162.55.232.162	server1.softnotik.dk	AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 216ms

TXT Record
v=spf1 a mx ip4:162.55.232.162 ~all

✉️ SPF#

Policy	Record (natursus.dk)
~all (soft fail)	v=spf1 a mx ip4:162.55.232.162 ~all

📨 DMARC#

Policy	Record (_dmarc.natursus.dk)
p=none (monitor only)	v=DMARC1; p=none

📬 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-11 02:27:10

www	Exists, no address
www vs bare domain	Neither resolves natursus.dk: no address www.natursus.dk: no address
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Delete signal: the zone asks the registry to remove its DS (go insecure) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.natursus.dk	8iCAh2sEg0674HNxkdBy6zs9DTnTi-gou-hgnJ2TJLc
TXT	_acme-challenge.natursus.dk	Aej0XfUybUXlUlDrrWlaVck-jiYLyA1cx8xKcQBb28c

🔗 TLSA / DANE#

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

🔐 DNSSEC#

147ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414045018
Primary NS (MNAME)	earl.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-06 10:46:33

Field	Value
Registrar	Simply.com A/S
Registered	2025-01-16
Expires	2027-01-15 (85d)

📋 WHOIS#

⏱️ Lookup Timing#

66ms

59ms

82ms

AAAA

62ms

TXT

216ms

CAA

63ms

HTTPS

44ms

TLSA

73ms

SOA

0ms

MTA-STS

92ms

DNSSEC

147ms

SRV

102ms

Total

1383ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-06 10:28:25	1527ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-30 09:39:57	576ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-27 02:58:14	761ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-26 02:44:39	575ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-21 19:34:34	912ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-14 18:24:50	1074ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-07 21:20:06	832ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-06 00:05:29 shown	1383ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-29 05:47:46	1376ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-24 01:03:56	2130ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-18 21:42:43	955ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-05 14:32:39	1471ms	2 NS 0 A 1 MX	🔓 Insecure
2026-07-25 17:32:31	1023ms	2 NS 0 A 1 MX	🔓 Insecure
2026-07-01 18:13:30	1159ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-20 10:55:18	11415ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-17 19:37:02	2823ms	2 NS 0 A 1 MX	🔓 Insecure