0day.dk

📜 Historical scan 2026-06-16 12:33:43 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

0day.dk is a .dk domain served by 2 nameservers (brianna.ns.cloudflare.com, cesar.ns.cloudflare.com). It was registered on 6 August 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.226.144.146 is hosted by Netnoerden ApS (AS216275) in Denmark. Mail is handled by pmg9.hostedby.dk, pmg.hostedby.dk. The zone is DNSSEC-signed and validates, 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#

2 records 53ms

Nameserver	IP addresses	PTR	ASN / ISP
brianna.ns.cloudflare.com	—	—	—
cesar.ns.cloudflare.com	—	—	—

🌍 A Records#

1 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.226.144.146	—	—	AS216275	Netnoerden ApS	91.226.144.0/23	🇩🇰 Denmark	—

📧 MX Records#

2 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	—	pmg9.hostedby.dk	91.229.203.190	pmg9.hostedby.dk	AS216275 Netnoerden ApS
10	—	pmg.hostedby.dk	91.229.203.190	pmg9.hostedby.dk	AS216275 Netnoerden ApS

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 133ms

TXT Record
v=spf1 include:hostedby.dk -all

✉️ SPF#

Policy	Record (0day.dk)
-all (hard fail)	v=spf1 include:hostedby.dk -all

📨 DMARC#

Policy	Record (_dmarc.0day.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:60ab3b44fca04ac39d72225202d6e19b@dmarc-reports.cloudflare.net

📬 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 2026-10-08 08:12:59

www CNAME	0day.dk (all on 0day.dk) → 91.226.144.146 (AS216275)
www vs bare domain	Same network 0day.dk: 91.226.144.146 (AS216275) www.0day.dk: 91.226.144.146 (AS216275)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · 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#

35ms

Field	Value
Serial	2407037760
Primary NS (MNAME)	brianna.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-04 12:09:18

Field	Value
Registrar	dns.services ApS
Registered	2001-08-06
Expires	2027-07-31 (286d)

📋 WHOIS#

⏱️ Lookup Timing#

53ms

48ms

35ms

AAAA

40ms

TXT

133ms

CAA

36ms

HTTPS

47ms

TLSA

100ms

SOA

35ms

MTA-STS

56ms

DNSSEC

125ms

SRV

0ms

Total

864ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 08:12:59	975ms	2 NS 1 A 2 MX	🔒 Secure
2026-10-06 10:49:28	2407ms	2 NS 1 A 2 MX	🔒 Secure
2026-10-04 10:09:12	1984ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-30 09:57:31	4499ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-27 01:12:07	4544ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-14 15:24:26	3657ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-07 15:43:41	2400ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-31 07:36:32	3397ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-19 04:42:39	5984ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-07 22:28:37	1341ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-26 15:09:20	3294ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-01 20:05:04	1102ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-26 03:38:31	817ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-23 23:42:15	938ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 12:33:43 shown	864ms	2 NS 1 A 2 MX	🔒 Secure