gcn.dk
Last scanned: 2026-08-26 13:23:48  ·  4451ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   43ms
NameserverIP addressesPTRASN / ISP
authns001.yacn.dk 213.174.84.205 authns001.yacn.dk AS44398 Itm8 A/S
authns002.yacn.dk 2.106.41.246 authns002.yacn.dk AS3292 TDC Holding A/S
authns003.yacn.dk 137.117.161.172 authns003.yacn.dk AS8075 Microsoft Corporation
🌍 A Records
🌍
No A records found
📧 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
📝
No TXT records found
✉️ 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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC113ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxrrset
🏷️ SOA57ms
FieldValue
Serial2022083101
Primary NS (MNAME)authns001.yacn.dk
Responsible (RNAME)hostmaster@itrelation.dk
Refresh14400s
Retry7200s
Expire604800s
Minimum (neg-cache TTL)900s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
43ms
A
39ms
MX
51ms
AAAA
36ms
TXT
193ms
CAA
45ms
HTTPS
50ms
TLSA
37ms
SOA
57ms
MTA-STS
68ms
DNSSEC
113ms
SRV
84ms
Total
4451ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 13:23:48 4451ms 3 NS 0 A 0 MX 🔓 Insecure View
2026-08-07 13:48:26 9850ms 3 NS 0 A 0 MX 🔓 Insecure View
2026-07-29 05:13:26 13875ms 3 NS 0 A 0 MX 🔓 Insecure View
2026-06-26 13:02:54 11058ms 3 NS 0 A 0 MX 🔓 Insecure View
2026-06-24 11:49:49 1193ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 09:28:33 2327ms 3 NS 0 A 0 MX 🔓 Insecure View
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