castle-jc.dk

📜 Historical scan 2026-09-03 09:26:28 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

castle-jc.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 19 May 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.208.57.173 is hosted by FIBIA P/S (AS44869) in Denmark. 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#

4 records 54ms

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
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
80.208.57.173	3600s	80.208.57.173.static.fibianet.dk	AS44869	FIBIA P/S	80.208.0.0/17	🇩🇰 Denmark	Silkeborg

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	80.208.57.173
🔶 Autoconfig	80.208.57.173

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 159ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (castle-jc.dk)
-all (hard fail)	v=spf1 -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 2026-10-10 06:22:41

www	80.208.57.173 (AS44869) (address records, no CNAME)
www vs bare domain	Same network castle-jc.dk: 80.208.57.173 (AS44869) www.castle-jc.dk: 80.208.57.173 (AS44869)
Wildcard	Yes: any name under the zone resolves
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: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

84ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2025070900
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-24 13:16:41

Field	Value
Registrar	Simply.com A/S
Registered	2018-05-19
Expires	2027-05-31 (217d)

🔗 Same registrant#

0 domains

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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

54ms

40ms

48ms

AAAA

49ms

TXT

159ms

CAA

56ms

HTTPS

55ms

TLSA

200ms

SOA

0ms

MTA-STS

62ms

DNSSEC

84ms

SRV

63ms

Total

646ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 03:17:23	1422ms	4 NS 1 A 0 MX	🔒 Secure
2026-09-26 01:58:30	548ms	4 NS 1 A 0 MX	🔒 Secure
2026-09-19 11:38:38	684ms	4 NS 1 A 0 MX	🔒 Secure
2026-09-03 09:26:28 shown	646ms	4 NS 1 A 0 MX	🔒 Secure
2026-06-21 12:20:59	1684ms	4 NS 1 A 0 MX	🔒 Secure
2026-06-20 23:35:54	1635ms	4 NS 1 A 0 MX	🔒 Secure
2026-06-16 19:46:51	538ms	4 NS 1 A 0 MX	🔒 Secure