unix.dk

📜 Historical scan 2026-08-29 03:53:59 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

unix.dk is a .dk domain served by 2 nameservers (grace.ns.cloudflare.com, jonah.ns.cloudflare.com). It was registered on 31 January 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 83.89.253.130 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by tux.nerdheaven.dk. 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 66ms

Nameserver	IP addresses	PTR	ASN / ISP
grace.ns.cloudflare.com	108.162.192.159 172.64.32.159 173.245.58.159 2606:4700:50::adf5:3a9f 2803:f800:50::6ca2:c09f 2a06:98c1:50::ac40:209f	grace.ns.cloudflare.com grace.ns.cloudflare.com grace.ns.cloudflare.com grace.ns.cloudflare.com grace.ns.cloudflare.com grace.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jonah.ns.cloudflare.com	108.162.193.186 172.64.33.186 173.245.59.186 2606:4700:58::adf5:3bba 2803:f800:50::6ca2:c1ba 2a06:98c1:50::ac40:21ba	jonah.ns.cloudflare.com jonah.ns.cloudflare.com jonah.ns.cloudflare.com jonah.ns.cloudflare.com jonah.ns.cloudflare.com jonah.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 74ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
83.89.253.130	300s	130.128-25.253.89.83.in-addr.arpa porter.chrillesen.dk	AS3292	TDC Holding A/S	83.89.0.0/16	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 105ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	tux.nerdheaven.dk	130.226.136.211 2001:878:0:e000:82:e2:88:d3	tux.nerdheaven.dk tux.nerdheaven.dk	AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education AS1835 FSKNET-DK Forskningsnettet - Danish network for Research and Education

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ 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 2026-10-07 22:24:24

www CNAME	porter.chrillesen.dk (all on chrillesen.dk) → 83.89.253.130 2a02:6940::130 (AS3292 AS39642)
www vs bare domain	Same network unix.dk: 83.89.253.130 (AS3292) www.unix.dk: 83.89.253.130 2a02:6940::130 (AS3292 AS39642)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

220ms

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	2413399814
Primary NS (MNAME)	grace.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-18 19:12:49

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1997-01-31
Expires	2027-03-31 (163d)

🔗 Same registrant#

1 domain

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
kult.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

66ms

74ms

105ms

AAAA

97ms

TXT

306ms

CAA

92ms

HTTPS

88ms

TLSA

209ms

SOA

0ms

MTA-STS

133ms

DNSSEC

220ms

SRV

125ms

Total

1735ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-28 20:01:36	1753ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-27 19:51:39	1572ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-29 03:53:59 shown	1735ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-30 05:34:51	5465ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-01 22:55:30	25748ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-20 03:48:27	723ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-18 06:40:18	1130ms	2 NS 1 A 1 MX	🔓 Insecure