ntzk.dk

📜 Historical scan 2026-09-23 13:19:37 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ntzk.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 19 November 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.118.251.147 is hosted by Hiper A/S (AS203953) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 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 41ms

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#

1 records 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.118.251.147	600s	xb976fb93.customers.hiper-net.dk	AS203953	Hiper A/S	185.118.248.0/22	🇩🇰 Denmark	Nykøbing Falster

📧 MX Records#

7 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	aspmx.l.google.com	172.253.130.26 2a00:1450:4010:c02::1b 2a00:1450:4010:c02::1b	yulppbn-in-f26.1e100.net le-in-f27.1e100.net le-in-x1b.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	43200s	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
20	43200s	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
30	43200s	aspmx2.googlemail.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx3.googlemail.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
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
30	43200s	aspmx5.googlemail.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

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	82.211.220.217
🔶 Autoconfig	82.211.220.217

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 196ms

TXT Record
google-site-verification=nYXuNs0Q2co7UBmJNbT9_B9vAnDj8dY0ly3ck5pxHn8
v=spf1 include:aspmx.googlemail.com ~all

✉️ SPF#

Policy	Record (ntzk.dk)
~all (soft fail)	v=spf1 include:aspmx.googlemail.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 2026-10-13 05:54:57

www	82.211.220.217 (AS204141) (address records, no CNAME)
www vs bare domain	Different networks ntzk.dk: 185.118.251.147 (AS203953) www.ntzk.dk: 82.211.220.217 (AS204141) (all like this)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

125ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2026092101
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 2026-10-05 15:37:39

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2008-11-19
Expires	2026-11-30 (40d)

📋 WHOIS#

⏱️ Lookup Timing#

41ms

43ms

38ms

AAAA

50ms

TXT

196ms

CAA

54ms

HTTPS

35ms

TLSA

1481ms

SOA

0ms

MTA-STS

79ms

DNSSEC

125ms

SRV

70ms

Total

2300ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 05:54:57	604ms	2 NS 1 A 7 MX	🔒 Secure
2026-10-12 05:23:43	1564ms	2 NS 1 A 7 MX	🔒 Secure
2026-10-11 04:23:16	765ms	2 NS 1 A 7 MX	🔒 Secure
2026-10-05 15:29:04	2807ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-23 13:19:37 shown	2300ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-12 06:32:50	823ms	2 NS 1 A 7 MX	🔒 Secure
2026-08-25 13:41:12	921ms	2 NS 1 A 7 MX	🔒 Secure
2026-08-13 14:11:34	5371ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-25 10:46:13	888ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-23 11:35:27	1145ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 05:53:08	975ms	2 NS 1 A 7 MX	🔒 Secure