defcon5.dk

📜 Historical scan 2026-09-27 03:55:17 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

defcon5.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 3 March 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 188.228.11.163 is hosted by Altibox Danmark AS (AS214875) in Denmark. Mail is handled by mail.defcon5.dk. 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 43ms

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 2034ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
188.228.11.163	598s	188.228.11.163.dynamic.altibox.net	AS214875	Altibox Danmark AS	188.228.8.0/22	🇩🇰 Denmark	Brande

📧 MX Records#

1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	mail.defcon5.dk	188.228.11.163	188.228.11.163.dynamic.altibox.net	AS214875 Altibox Danmark AS

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 152ms

TXT Record
google-site-verification=0DktZZEp-THZCaAr8PY1zDcjmomNnpkhboqTZi8VMss
v=spf1 include:_spf.google.com ~all

✉️ SPF#

Policy	Record (defcon5.dk)
~all (soft fail)	v=spf1 include:_spf.google.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 2026-10-14 23:15:50

www	46.30.211.38 (AS51468) (address records, no CNAME)
www vs bare domain	Different networks defcon5.dk: 188.228.11.163 (AS214875) www.defcon5.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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

65ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026040401
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 2026-10-08 11:18:29

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2006-03-03
Expires	2027-03-31 (163d)

📋 WHOIS#

⏱️ Lookup Timing#

43ms

2034ms

38ms

AAAA

30ms

TXT

152ms

CAA

45ms

HTTPS

38ms

TLSA

119ms

SOA

0ms

MTA-STS

46ms

DNSSEC

65ms

SRV

53ms

Total

2440ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 23:15:50	481ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-09 17:33:33	451ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-08 11:15:12	2245ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-02 07:33:32	776ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-01 07:30:12	467ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 00:35:52	806ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-27 03:55:17 shown	2440ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-25 15:36:27	5050ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-22 04:24:27	4649ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 00:32:36	676ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 01:39:47	1562ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 01:31:21	2637ms	2 NS 1 A 1 MX	🔒 Secure