citizen21.dk

📜 Historical scan 2026-08-28 08:52:26  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

citizen21.dk is a .dk domain served by 2 nameservers (clara.ns.cloudflare.com, todd.ns.cloudflare.com). It was registered on 15 November 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.45.92 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, has no 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   46ms

🌍 A Records#

2 records   53ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.45.92 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.212.171 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

2 records   55ms

🔐 HTTPS Records#

1 records   53ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.45.92,172.67.212.171 ech=AEX+DQBBYgAgACCzY//CpT4mrzWsEGlRmUmiWbgF0nGLpdAcgMb1vUAGXgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:2d5c,2606:4700:3031::ac43:d4ab

📝 TXT Records#

1 records   221ms
TXT Record
google-site-verification=2gN7H7Cb3u3RiqLj5VqgRKqC3mk-LkvU-W6DpQimRWA

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-16 09:11:41

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2069ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2412539059
Primary NS (MNAME)clara.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-16 09:28:06
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2014-11-15
Expires2027-07-31 (287d)

🔗 Same registrant#

20 domains
📋 WHOIS#

⏱️ Lookup Timing#

NS
46ms
A
53ms
MX
61ms
AAAA
55ms
TXT
221ms
CAA
59ms
HTTPS
53ms
TLSA
104ms
SOA
0ms
MTA-STS
82ms
DNSSEC
2069ms
SRV
79ms
Total
2544ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-16 09:11:41 1778ms 2 NS 2 A 0 MX 🔓 Insecure
2026-10-14 04:37:37 1890ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-26 02:51:10 1228ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-28 08:52:26 shown 2544ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-26 16:18:51 2624ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-25 22:05:11 517ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-18 20:29:04 3047ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-16 21:49:48 1001ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-22 06:12:37 1744ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-16 20:55:42 2421ms 2 NS 2 A 0 MX 🔓 Insecure
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