unix42.dk

Records from scan: 2026-09-24 03:13:49 · 9728ms total · last checked 2026-10-16 10:12 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

unix42.dk is a .dk domain served by 4 nameservers (ns1auth.krn.dk, ns2auth.krn.dk, ns3auth.krn.dk and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by fjotte.krn.dk. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 39ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1auth.krn.dk	194.255.84.43	—	AS3308 Norlys Telco A/S
ns2auth.krn.dk	87.104.57.7	87.104.57.7.static.fibianet.dk	AS44869 FIBIA P/S
ns3auth.krn.dk	85.218.176.206	85-218-176-206.norlyscustomer.net	AS39642 Sinal A/S
ns4auth.krn.dk	77.68.150.125	—	AS39642 Sinal A/S

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	fjotte.krn.dk	194.255.84.23	—	AS3308 Norlys Telco A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 441ms

TXT Record
DNS admin: Kristen Nielsen, krn@krn.dk, tlf 36 430401 / 40 466221
google-site-verification=dwu7T2dD_zUXWSeclSzltAOhAbGawwD0IB4_OjPCW14
v=spf1 a mx ip4:62.242.64.202 mx:fjotte.krn.dk ip4:62.242.64.199 ip4:87.51.35.4 ip4:87.51.35.5 +all

✉️ SPF#

Policy	Record (unix42.dk)
+all (no restriction)	v=spf1 a mx ip4:62.242.64.202 mx:fjotte.krn.dk ip4:62.242.64.199 ip4:87.51.35.4 ip4:87.51.35.5 +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#

checked 2026-10-12 02:28:01

www	NXDOMAIN
www vs bare domain	Neither resolves unix42.dk: no address www.unix42.dk: no address
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: +all

error "+all" (or a bare "all") authorises every server on the internet to send as this domain

🔗 TLSA / DANE#

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

🔐 DNSSEC#

9062ms

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	2024050200
Primary NS (MNAME)	ns1auth.krn.dk
Responsible (RNAME)	hostmaster@unix42.dk
Refresh	3600s
Retry	300s
Expire	3600000s
Minimum (neg-cache TTL)	3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

39ms

36ms

30ms

AAAA

52ms

TXT

441ms

CAA

34ms

HTTPS

2039ms

TLSA

68ms

SOA

0ms

MTA-STS

658ms

DNSSEC

9062ms

SRV

2293ms

Total

9728ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-24 03:13:49 shown	9728ms	4 NS 0 A 1 MX	🔓 Insecure
2026-09-01 10:30:23	1620ms	4 NS 0 A 1 MX	🔓 Insecure
2026-06-29 21:54:30	1702ms	4 NS 0 A 1 MX	🔓 Insecure
2026-06-20 01:36:22	2533ms	4 NS 0 A 1 MX	🔓 Insecure
2026-06-18 23:50:45	6436ms	4 NS 0 A 1 MX	🔓 Insecure
2026-06-18 06:37:17	2374ms	4 NS 0 A 1 MX	🔓 Insecure