z0.dk

📜 Historical scan 2026-06-24 19:53:42 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

z0.dk is a .dk domain served by 5 nameservers (ns1.gigahost.dk, ns2.gigahost.dk, ns3.gigahost.dk and 2 more). It was registered on 14 March 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.183.139.202 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by mx1.gigahost.dk, mx2.gigahost.dk and 1 more. 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#

5 records 353ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.gigahost.dk	46.183.139.31	—	AS47292 Sentia Denmark A/S
ns2.gigahost.dk	46.183.139.222	web22.gigahost.dk	AS47292 Sentia Denmark A/S
ns3.gigahost.dk	71.19.249.71	ns3.gigahost.dk	AS11831 eSecureData
ns4.gigahost.dk	51.79.215.130	ns4.gigahost.dk	AS16276 OVH SAS
ns5.gigahost.dk	77.74.192.83	ns5.gigahost.dk	AS42831 UK Dedicated Servers Limited

🌍 A Records#

1 records 383ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.183.139.202	3600s	web2.gigahost.dk	AS47292	Sentia Denmark A/S	46.183.138.0/23	🇩🇰 Denmark	—

📧 MX Records#

3 records 340ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.gigahost.dk	46.183.139.11	mx1.gigahost.dk	AS47292 Sentia Denmark A/S
10	3600s	mx2.gigahost.dk	46.183.139.12	mx2.gigahost.dk	AS47292 Sentia Denmark A/S
10	3600s	mx3.gigahost.dk	46.183.139.13	mx3.gigahost.dk	AS47292 Sentia Denmark A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	z0.dk → 46.183.139.202
🔶 Autoconfig	z0.dk → 46.183.139.202

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 498ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	autodiscover.gigahost.dk

📝 TXT Records#

2 records 663ms

TXT Record
spf2.0/pra
v=spf1 mx include:spf.gigahost.dk -all

✉️ SPF#

Policy	Record (z0.dk)
-all (hard fail)	v=spf1 mx include:spf.gigahost.dk -all

📨 DMARC#

Policy	Record (_dmarc.z0.dk)
p=reject	v=DMARC1; p=reject;

📬 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 2026-10-15 14:03:10

www CNAME	z0.dk (all on z0.dk) → 46.183.139.202 (AS47292)
www vs bare domain	Same network z0.dk: 46.183.139.202 (AS47292) www.z0.dk: 46.183.139.202 (AS47292)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.z0.dk	z0.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

371ms

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

🏷️ SOA#

209ms

Field	Value
Serial	2026061801
Primary NS (MNAME)	ns1.gigahost.dk
Responsible (RNAME)	hostmaster@z0.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-14 07:56:04

Field	Value
Registrar	GIGAHOST ApS
Registered	2006-03-14
Expires	2027-03-31 (163d)

🔗 Same registrant#

3 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
3c.dk	GIGAHOST ApS
christianflintrup.dk	GIGAHOST ApS
nmail.dk	GIGAHOST ApS

📋 WHOIS#

⏱️ Lookup Timing#

353ms

383ms

340ms

AAAA

218ms

TXT

663ms

CAA

207ms

HTTPS

247ms

TLSA

193ms

SOA

209ms

MTA-STS

272ms

DNSSEC

371ms

SRV

498ms

Total

1826ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 14:03:10	1644ms	5 NS 1 A 3 MX	🔓 Insecure
2026-10-09 02:38:46	1289ms	5 NS 1 A 3 MX	🔓 Insecure
2026-10-08 09:33:21	956ms	5 NS 1 A 3 MX	🔓 Insecure
2026-10-01 03:44:34	754ms	5 NS 1 A 3 MX	🔓 Insecure
2026-09-24 13:35:25	1375ms	5 NS 1 A 3 MX	🔓 Insecure
2026-09-16 11:34:01	1493ms	5 NS 1 A 3 MX	🔓 Insecure
2026-09-06 18:03:46	1026ms	5 NS 1 A 3 MX	🔓 Insecure
2026-08-28 04:19:04	1077ms	5 NS 1 A 3 MX	🔓 Insecure
2026-08-28 01:57:35	937ms	5 NS 1 A 3 MX	🔓 Insecure
2026-08-20 03:18:05	5510ms	5 NS 1 A 3 MX	🔓 Insecure
2026-08-14 14:39:13	2758ms	5 NS 1 A 3 MX	🔓 Insecure
2026-08-07 03:36:32	2061ms	5 NS 1 A 3 MX	🔓 Insecure
2026-07-23 18:20:48	8824ms	5 NS 1 A 3 MX	🔓 Insecure
2026-07-17 04:32:42	1021ms	5 NS 1 A 3 MX	🔓 Insecure
2026-07-09 03:49:47	1619ms	5 NS 1 A 3 MX	🔓 Insecure
2026-07-03 12:56:45	3550ms	5 NS 1 A 3 MX	🔓 Insecure
2026-06-28 11:02:09	2033ms	5 NS 1 A 3 MX	🔓 Insecure
2026-06-25 10:30:45	986ms	5 NS 1 A 3 MX	🔓 Insecure
2026-06-24 19:53:42 shown	1826ms	5 NS 1 A 3 MX	🔓 Insecure
2026-06-24 13:15:38	731ms	5 NS 1 A 3 MX	🔓 Insecure
2026-06-20 00:35:54	2863ms	5 NS 1 A 3 MX	🔓 Insecure
2026-06-19 06:14:18	1279ms	5 NS 1 A 3 MX	🔓 Insecure
2026-06-17 12:14:25	634ms	5 NS 1 A 3 MX	🔓 Insecure