cx4.dk

📜 Historical scan 2026-06-21 00:05:13 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cx4.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 15 August 2011 (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 4 more. The zone is DNSSEC-signed and validates, 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 37ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

🌍

No A records found

📧 MX Records#

6 records 95ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	aspmx.l.google.com	209.85.233.26 2a00:1450:4010:c07::1b 2a00:1450:4010:c07::1b	lr-in-f26.1e100.net lf-in-x1b.1e100.net lf-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	43200s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	43200s	alt2.aspmx.l.google.com	172.253.158.26 2404:6800:4003:c26::1b	so-in-f26.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx2.googlemail.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx3.googlemail.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx4.googlemail.com	172.253.158.27 2404:6800:4003:c26::1a	so-in-f27.1e100.net so-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#

1 records 336ms

TXT Record
google-site-verification=xQPHZqumHkwq0ieaS1fotmb24BKg7Uw-dg4z8E9qaDg

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-12 08:06:41

www	46.30.211.38 (AS51468) (address records, no CNAME)
www vs bare domain	Only www resolves cx4.dk: no address www.cx4.dk: 46.30.211.38 (AS51468) (all like this)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

96ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

42ms

Field	Value
Serial	2026032401
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-07 03:53:06

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2011-08-15
Expires	2027-08-31 (313d)

📋 WHOIS#

⏱️ Lookup Timing#

37ms

99ms

95ms

AAAA

39ms

TXT

336ms

CAA

37ms

HTTPS

97ms

TLSA

65ms

SOA

42ms

MTA-STS

37ms

DNSSEC

96ms

SRV

103ms

Total

730ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 08:06:41	2127ms	2 NS 0 A 6 MX	🔒 Secure
2026-10-07 03:23:08	2131ms	2 NS 0 A 6 MX	🔒 Secure
2026-09-30 00:48:34	602ms	2 NS 0 A 6 MX	🔒 Secure
2026-09-28 06:59:53	612ms	2 NS 0 A 6 MX	🔒 Secure
2026-09-22 22:27:17	730ms	2 NS 0 A 6 MX	🔒 Secure
2026-06-21 00:05:13 shown	730ms	2 NS 0 A 6 MX	🔒 Secure
2026-06-16 23:22:07	628ms	2 NS 0 A 6 MX	🔒 Secure
2026-06-16 23:21:01	684ms	2 NS 0 A 6 MX	🔒 Secure