dalcon.dk
📜 Historical scan 2026-06-16 23:46:07  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   50ms
NameserverIP addressesPTRASN / ISP
ns01.one.com — — —
ns02.one.com — — —
🌍 A Records1 records   57ms
IPTTLPTRASNISP / OrgCIDRCountryCity
212.10.202.175 — — AS39642 Sinal A/S 212.10.0.0/16 🇩🇰 Denmark Haarby
📧 MX Records3 records   53ms
PriorityTTLMail ServerIP addressesPTRASN
2 — aspmx.l.google.com 74.125.205.27 le-in-f27.1e100.net AS15169 Google LLC
5 — alt1.aspmx.l.google.com 192.178.158.26 lcdels-in-f26.1e100.net AS15169 Google LLC
5 — alt2.aspmx.l.google.com 192.178.158.26 lcdels-in-f26.1e100.net AS15169 Google LLC
🔷 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)
🔐 DNSSEC148ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA56ms
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
50ms
A
57ms
MX
53ms
AAAA
51ms
TXT
188ms
CAA
45ms
HTTPS
44ms
TLSA
192ms
SOA
56ms
MTA-STS
71ms
DNSSEC
148ms
SRV
0ms
Total
745ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-13 03:45:17 5257ms 2 NS 1 A 3 MX 🔒 Secure View
2026-07-19 05:29:24 8911ms 2 NS 1 A 3 MX 🔒 Secure View
2026-07-15 10:16:02 9123ms 2 NS 1 A 3 MX 🔒 Secure View
2026-07-02 12:38:36 761ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-26 02:44:21 916ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-16 23:46:07 745ms 2 NS 1 A 3 MX 🔒 Secure View
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