4321.dk

📜 Historical scan 2026-09-07 06:41:01 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

4321.dk is a .dk domain served by 2 nameservers (igor.ns.cloudflare.com, jessica.ns.cloudflare.com). It was registered on 12 March 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. 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 21ms

Nameserver	IP addresses	PTR	ASN / ISP
igor.ns.cloudflare.com	108.162.193.119 172.64.33.119 173.245.59.119 2606:4700:58::adf5:3b77 2803:f800:50::6ca2:c177 2a06:98c1:50::ac40:2177	igor.ns.cloudflare.com igor.ns.cloudflare.com igor.ns.cloudflare.com igor.ns.cloudflare.com igor.ns.cloudflare.com igor.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jessica.ns.cloudflare.com	108.162.192.171 172.64.32.171 173.245.58.171 2606:4700:50::adf5:3aab 2803:f800:50::6ca2:c0ab 2a06:98c1:50::ac40:20ab	jessica.ns.cloudflare.com jessica.ns.cloudflare.com jessica.ns.cloudflare.com jessica.ns.cloudflare.com jessica.ns.cloudflare.com jessica.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#

5 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	108.177.14.26 2a00:1450:4010:c0f::1b 2a00:1450:4010:c0f::1b	lt-in-f26.1e100.net lt-in-x1b.1e100.net lt-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1a	tp-in-f27.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 135ms

TXT Record
google-site-verification=uxStYgtWdgfPX2-tKjcAfShDOl1zc1MZi4jpBIu_JCw
v=spf1 include:_spf.google.com -all

✉️ SPF#

Policy	Record (4321.dk)
-all (hard fail)	v=spf1 include:_spf.google.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 2026-10-14 13:33:40

www	104.21.3.144 172.67.130.209 2606:4700:3035::6815:390 2606:4700:3037::ac43:82d1 (AS13335) (address records, no CNAME)
www vs bare domain	Only www resolves 4321.dk: no address www.4321.dk: 104.21.3.144 172.67.130.209 2606:4700:3035::6815:390 2606:4700:3037::ac43:82d1 (AS13335) (all like this)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.4321.dk	Q1YJcY0oPmxe96ZfN-mGfMVbGkgF3Fs23nks7jrwSMs
TXT	_acme-challenge.4321.dk	hD6lxQ2DNyWn5kHwsoV1qZ--5AynUoYH1eK-pO2v9QM

🔗 TLSA / DANE#

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

🔐 DNSSEC#

102ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414123351
Primary NS (MNAME)	igor.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-13 07:43:26

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2002-03-12
Expires	2027-03-31 (165d)

🔗 Same registrant#

8 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
0o0.dk	Punktum dk A/S (direct)
8o.dk	Punktum dk A/S (direct)
8t.dk	Punktum dk A/S (direct)
adrs.dk	Punktum dk A/S (direct)
bifo.dk	Punktum dk A/S (direct)
dancon.dk	Punktum dk A/S (direct)
knudjorgensen.dk	Punktum dk A/S (direct)
profics.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

21ms

29ms

37ms

AAAA

31ms

TXT

135ms

CAA

25ms

HTTPS

33ms

TLSA

35ms

SOA

0ms

MTA-STS

43ms

DNSSEC

102ms

SRV

45ms

Total

573ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-10 16:56:52	1522ms	2 NS 0 A 5 MX	🔓 Insecure
2026-09-07 06:41:01 shown	573ms	2 NS 0 A 5 MX	🔓 Insecure
2026-08-31 05:03:48	672ms	2 NS 0 A 5 MX	🔓 Insecure
2026-08-28 11:18:17	961ms	2 NS 0 A 5 MX	🔓 Insecure
2026-07-03 16:27:43	820ms	2 NS 0 A 5 MX	🔓 Insecure
2026-07-01 16:24:09	926ms	2 NS 0 A 5 MX	🔓 Insecure
2026-06-27 03:03:45	2081ms	2 NS 0 A 5 MX	🔓 Insecure
2026-06-21 19:19:38	551ms	2 NS 0 A 5 MX	🔓 Insecure
2026-06-16 12:36:20	702ms	2 NS 0 A 5 MX	🔓 Insecure