cyberkursus.dk

📜 Historical scan 2026-08-21 03:31:38  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cyberkursus.dk is a .dk domain served by 3 nameservers (ns1.netsite.dk, ns2.netsite.eu, ns3.netsite.se). It was registered on 18 December 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.224.18.200 is hosted by Netsite A/S (AS205206) in Denmark. Mail is handled by .. The zone is not DNSSEC-signed, 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   98ms
NameserverIP addressesPTRASN / ISP
ns1.netsite.dk 185.224.16.200
2a0c:cc00:0:1648::53		 ns1.netsite.dk
ns1.netsite.dk		 AS205206 Netsite A/S
AS205206 Netsite A/S
ns2.netsite.eu 194.58.196.59
2a01:3f1:859::53		 ns2.netsite.eu
ns2.netsite.eu		 AS8674 Netnod AB
AS8674 Netnod AB
ns3.netsite.se 185.42.137.115
2a01:3f0:400::59		 ns3.netsite.se
ns3.netsite.se		 AS8674 Netnod AB
AS8674 Netnod AB

🌍 A Records#

1 records   104ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.224.18.200 3600s parked.netsite.host AS205206 Netsite A/S 185.224.16.0/22 🇩🇰 Denmark —

📧 MX Records#

1 records   92ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s .  Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   380ms
TXT Record
v=spf1 -all

✉️ SPF#

PolicyRecord (cyberkursus.dk)
-all (hard fail) v=spf1 -all

📨 DMARC#

PolicyRecord (_dmarc.cyberkursus.dk)
p=reject v=DMARC1; p=reject

📬 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 2026-10-21 10:23:58
www185.224.18.200 (AS205206) (address records, no CNAME)
www vs bare domainSame network
cyberkursus.dk: 185.224.18.200 (AS205206)
www.cyberkursus.dk: 185.224.18.200 (AS205206)
WildcardNo
Denial of existenceNSEC zone can be walked (all names enumerable)
CDS / CDNSKEYNone 0 CDS, 0 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#

237ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2026082001
Primary NS (MNAME)ns1.netsite.dk
Responsible (RNAME)hostmaster@netsite.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-20 19:36:34
FieldValue
RegistrarNetsite A/S
Registered2019-12-18
Expires2026-12-31 (69d)

🔗 Same registrant#

30 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).

DomainRegistrar
antiphish.dkNetsite A/S
appie.dkNetsite A/S
awr.dkNetsite A/S
blackbirdsystems.dkNetsite A/S
burnermail.dkNetsite A/S
burnr.dkNetsite A/S
cdnserver.dkNetsite A/S
cmd-ctrl.dkNetsite A/S
cmdctrl.dkNetsite A/S
commandandcontrol.dkNetsite A/S
cyber-awareness.dkNetsite A/S
cyber-ninja.dkNetsite A/S
cyberdefense.dkNetsite A/S
cyberforce.dkNetsite A/S
cyberintelligence.dkNetsite A/S
cybernetix.dkNetsite A/S
cyberninja.dkNetsite A/S
cyberuddannelse.dkNetsite A/S
defenceindustry.dkNetsite A/S
defenseindustry.dkNetsite A/S
doppelganger.dkNetsite A/S
execurity.dkNetsite A/S
humanintelligence.dkNetsite A/S
milspace.dkNetsite A/S
nummerinfo.dkNetsite A/S
onr.dkNetsite A/S
opensourceintelligence.dkNetsite A/S
reconnaissance.dkNetsite A/S
signalsintelligence.dkNetsite A/S
socialengineering.dkNetsite A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
98ms
A
104ms
MX
92ms
AAAA
102ms
TXT
380ms
CAA
104ms
HTTPS
116ms
TLSA
80ms
SOA
0ms
MTA-STS
168ms
DNSSEC
237ms
SRV
168ms
Total
1321ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-21 10:23:58 411ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-15 22:59:22 475ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-09 11:34:23 1526ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-08 10:01:30 540ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-01 07:02:37 454ms 3 NS 1 A 1 MX 🔒 Secure
2026-09-28 18:46:38 1303ms 3 NS 1 A 1 MX 🔒 Secure
2026-09-25 18:10:04 2445ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-24 09:23:59 519ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-18 14:48:15 550ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-11 15:17:12 611ms 3 NS 1 A 1 MX 🔓 Insecure
2026-09-04 19:22:35 555ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-27 05:48:39 389ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-21 03:31:38 shown 1321ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-14 08:33:30 1669ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-06 11:52:42 673ms 3 NS 1 A 1 MX 🔓 Insecure
2026-08-01 08:25:04 743ms 3 NS 1 A 1 MX 🔓 Insecure
2026-06-27 06:23:23 652ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-26 08:14:57 1864ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-16 23:22:59 602ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-16 23:20:33 643ms 2 NS 1 A 4 MX 🔒 Secure
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