deadcode.dk
📜 Historical scan 2026-06-17 01:31:19  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   105ms
NameserverIP addressesPTRASN / ISP
ns01.one.com — — —
ns02.one.com — — —
🌍 A Records1 records   37ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.21.41.190 — demandmedia.dk AS48854 team.blue Denmark A/S 185.21.40.0/22 🇩🇰 Denmark —
📧 MX Records1 records   35ms
PriorityTTLMail ServerIP addressesPTRASN
10 — deadcode.dk 185.21.41.190 demandmedia.dk AS48854 team.blue Denmark A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   105ms
TXT Record
v=spf1 a mx a:mailsender.zeltek.dk a:mailsender3.zeltek.dk a:demandmedia.dk ip4:185.21.41.212 a:mailsender4.zeltek.dk ip4:77.243.132.10 ip4:185.21.41.189 ip4:185.21.41.190 ip4:185.21.41.191 ip4:185.21.41.192 ip4:185.21.41.193 a:pi.deadcode.dk ~all
✉️ SPF
PolicyRecord (deadcode.dk)
~all (soft fail) v=spf1 a mx a:mailsender.zeltek.dk a:mailsender3.zeltek.dk a:demandmedia.dk ip4:185.21.41.212 a:mailsender4.zeltek.dk ip4:77.243.132.10 ip4:185.21.41.189 ip4:185.21.41.190 ip4:185.21.41.191 ip4:185.21.41.192 ip4:185.21.41.193 a:pi.deadcode.dk ~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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC74ms
CheckResult
Validation Status⚠️ Bogus
AD Flag (resolver validates)✗ Not set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsbroken trust chain resolving 'deadcode.dk/A/IN': 127.0.0.1#53
🏷️ SOA34ms
FieldValue
Serial2026061201
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
105ms
A
37ms
MX
35ms
AAAA
38ms
TXT
105ms
CAA
35ms
HTTPS
48ms
TLSA
110ms
SOA
34ms
MTA-STS
42ms
DNSSEC
74ms
SRV
0ms
Total
418ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-12 07:27:22 598ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-18 02:42:27 694ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-15 17:30:53 1601ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-02 23:51:18 16046ms 2 NS 0 A 0 MX 🔒 Secure View
2026-06-25 06:55:59 734ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-24 01:59:29 924ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-22 22:46:33 1187ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 01:31:19 418ms 2 NS 1 A 1 MX ⚠️ Bogus View
2026-06-17 01:20:28 469ms 2 NS 1 A 1 MX 🔒 Secure View
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