nkcs.dk

📜 Historical scan 2026-06-25 08:27:02  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nkcs.dk is a .dk domain served by 2 nameservers (clint.ns.cloudflare.com, lorna.ns.cloudflare.com). It was registered on 26 January 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 188.114.96.1 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.nkcs.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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   232ms

🌍 A Records#

2 records   160ms
IPTTLPTRASNISP / OrgCIDRCountryCity
188.114.96.1 300s — AS13335 Cloudflare, Inc. 188.114.96.0/22 — —
188.114.97.1 300s — AS13335 Cloudflare, Inc. 188.114.96.0/22 — —

📧 MX Records#

1 records   139ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mail.nkcs.dk — — —

🔷 AAAA Records (IPv6)#

2 records   137ms

🔐 HTTPS Records#

1 records   125ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBagAgACCgSYh6hEVGV8queDHkwLSxAxwipiu+NFluCybHmINYEwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1

📝 TXT Records#

1 records   596ms
TXT Record
v=spf1 a mx ptr ip4:94.237.98.155 -all

✉️ SPF#

PolicyRecord (nkcs.dk)
-all (hard fail) v=spf1 a mx ptr ip4:94.237.98.155 -all

📨 DMARC#

PolicyRecord (_dmarc.nkcs.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 2026-10-07 14:50:55

✍️ DKIM keys#

1 found
SelectorCNAMEKey
dkim — RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

  • warn "ptr" is slow, unreliable and discouraged (RFC 7208 §5.5)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

659ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

195ms
FieldValue
Serial2406643607
Primary NS (MNAME)clint.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-07 15:13:22
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2021-01-26
Expires2027-01-31 (101d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
232ms
A
160ms
MX
139ms
AAAA
137ms
TXT
596ms
CAA
222ms
HTTPS
125ms
TLSA
339ms
SOA
195ms
MTA-STS
351ms
DNSSEC
659ms
SRV
2115ms
Total
5634ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-07 14:50:55 2801ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-01 12:10:25 783ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-30 12:09:02 905ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-30 12:07:15 685ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-19 19:10:11 1078ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-27 22:51:50 859ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-09 12:27:34 926ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-06 19:30:17 1393ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-25 20:15:01 1502ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-25 08:27:02 shown 5634ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-24 07:17:38 1175ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-18 05:08:21 793ms 2 NS 2 A 1 MX ⚠️ Bogus
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