prn.dk

📜 Historical scan 2026-09-15 09:06:54 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

prn.dk is a .dk domain served by 2 nameservers (kai.ns.cloudflare.com, melissa.ns.cloudflare.com). It was registered on 3 April 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 76.76.21.21 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by in1-smtp.messagingengine.com, in2-smtp.messagingengine.com. The zone is not DNSSEC-signed, has no 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 75ms

Nameserver	IP addresses	PTR	ASN / ISP
kai.ns.cloudflare.com	108.162.193.188 172.64.33.188 173.245.59.188 2606:4700:58::adf5:3bbc 2803:f800:50::6ca2:c1bc 2a06:98c1:50::ac40:21bc	kai.ns.cloudflare.com kai.ns.cloudflare.com kai.ns.cloudflare.com kai.ns.cloudflare.com kai.ns.cloudflare.com kai.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
melissa.ns.cloudflare.com	108.162.192.199 172.64.32.199 173.245.58.199 2606:4700:50::adf5:3ac7 2803:f800:50::6ca2:c0c7 2a06:98c1:50::ac40:20c7	melissa.ns.cloudflare.com melissa.ns.cloudflare.com melissa.ns.cloudflare.com melissa.ns.cloudflare.com melissa.ns.cloudflare.com melissa.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 124ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
76.76.21.21	300s	—	AS16509	Amazon.com, Inc.	76.76.21.0/24	🇺🇸 United States	Walnut

📧 MX Records#

2 records 123ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	in1-smtp.messagingengine.com	103.168.172.216 103.168.172.217 103.168.172.218 103.168.172.219 103.168.172.220 103.168.172.221 103.168.172.222 103.168.172.223	phl-mx-01.messagingengine.com phl-mx-02.messagingengine.com phl-mx-03.messagingengine.com phl-mx-04.messagingengine.com phl-mx-05.messagingengine.com phl-mx-06.messagingengine.com phl-mx-07.messagingengine.com phl-mx-08.messagingengine.com	AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd
20	300s	in2-smtp.messagingengine.com	202.12.124.216 202.12.124.217 202.12.124.218 202.12.124.219	stl-mx-01.messagingengine.com stl-mx-02.messagingengine.com stl-mx-03.messagingengine.com stl-mx-04.messagingengine.com	AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 260ms

TXT Record
v=spf1 include:spf.messagingengine.com ?all

✉️ SPF#

Policy	Record (prn.dk)
?all (neutral)	v=spf1 include:spf.messagingengine.com ?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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-18 04:13:36

www CNAME	prn.dk (all on prn.dk) → 76.76.21.21 (AS16509)
www vs bare domain	Same network prn.dk: 76.76.21.21 (AS16509) www.prn.dk: 76.76.21.21 (AS16509)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ?all

warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.prn.dk	M281GCgN3bRDK8dZHdpvZIRnw1ywRepWIStHBbf2uA4
TXT	_acme-challenge.prn.dk	u45EX9WvtQAoGubgLs_SnONbQoF30AqKf9x1HGE8yyI

🔗 TLSA / DANE#

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

🔐 DNSSEC#

171ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2414820904
Primary NS (MNAME)	kai.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-04 17:24:20

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-04-03
Expires	2027-04-30 (189d)

📋 WHOIS#

⏱️ Lookup Timing#

75ms

124ms

123ms

AAAA

125ms

TXT

260ms

CAA

130ms

HTTPS

134ms

TLSA

58ms

SOA

0ms

MTA-STS

136ms

DNSSEC

171ms

SRV

137ms

Total

1689ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-18 04:13:36	814ms	2 NS 1 A 2 MX	🔓 Insecure
2026-10-04 17:19:21	1482ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-30 16:59:13	945ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-24 05:23:10	580ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-23 22:21:16	808ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-15 09:06:54 shown	1689ms	2 NS 1 A 2 MX	🔓 Insecure
2026-08-20 05:23:10	2531ms	2 NS 1 A 2 MX	🔓 Insecure
2026-08-07 11:00:07	2242ms	2 NS 1 A 2 MX	🔓 Insecure
2026-07-18 03:52:56	2012ms	2 NS 1 A 2 MX	🔓 Insecure
2026-07-09 05:05:16	1818ms	2 NS 1 A 2 MX	🔓 Insecure
2026-07-06 15:13:17	4220ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-22 05:20:21	3829ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-18 01:31:33	825ms	2 NS 1 A 2 MX	🔓 Insecure