0451.dk

📜 Historical scan 2026-09-10 14:00:34 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

0451.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.184.200.45 is hosted by nef Fonden (AS47304) in Denmark. 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#

3 records 37ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.184.200.45	3600s	1572390958.dhcp.nefnet.dk	AS47304	nef Fonden	93.184.192.0/20	🇩🇰 Denmark	Odense

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 140ms

TXT Record
v=spf1 include:_spf.tem.scaleway.com -all

✉️ SPF#

Policy	Record (0451.dk)
-all (hard fail)	v=spf1 include:_spf.tem.scaleway.com -all

📨 DMARC#

Policy	Record (_dmarc.0451.dk)
p=none (monitor only)	v=DMARC1; p=none

📬 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 16:30:55

www CNAME	0451.dk (all on 0451.dk) → 93.184.200.45 (AS47304)
www vs bare domain	Same network 0451.dk: 93.184.200.45 (AS47304) www.0451.dk: 93.184.200.45 (AS47304)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

72ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026082700
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

37ms

35ms

45ms

AAAA

37ms

TXT

140ms

CAA

43ms

HTTPS

57ms

TLSA

67ms

SOA

0ms

MTA-STS

45ms

DNSSEC

72ms

SRV

57ms

Total

476ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 11:59:48	484ms	3 NS 1 A 0 MX	🔒 Secure
2026-09-30 11:55:13	677ms	3 NS 1 A 0 MX	🔒 Secure
2026-09-18 08:23:59	532ms	3 NS 1 A 0 MX	🔒 Secure
2026-09-10 14:00:34 shown	476ms	3 NS 1 A 0 MX	🔒 Secure
2026-09-03 14:59:00	515ms	3 NS 1 A 0 MX	🔒 Secure
2026-08-28 01:46:32	677ms	3 NS 1 A 0 MX	🔒 Secure
2026-07-28 06:12:11	592ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-27 03:25:23	1395ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-20 15:15:36	702ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-16 12:33:28	1136ms	3 NS 1 A 0 MX	🔒 Secure