zircon.dk
📜 Historical scan 2026-07-15 03:27:43  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   68ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   80ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.211.38 600s domain-parking.one.com AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen
📧 MX Records1 records   74ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s www468.your-server.de 136.243.160.57
2a01:4f8:d0a:60ff::2		 www468.your-server.de
www468.your-server.de		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   271ms
TXT Record
v=spf1 a mx ~all
✉️ SPF
PolicyRecord (zircon.dk)
~all (soft fail) v=spf1 a mx ~all
📨 DMARC
PolicyRecord (_dmarc.zircon.dk)
p=none (monitor only) v=DMARC1;p=none;sp=none;pct=50;adkim=r;aspf=r;
📬 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)
🔐 DNSSEC217ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026071101
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
68ms
A
80ms
MX
74ms
AAAA
78ms
TXT
271ms
CAA
72ms
HTTPS
70ms
TLSA
84ms
SOA
0ms
MTA-STS
41ms
DNSSEC
217ms
SRV
8064ms
Total
8959ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-25 04:40:21 916ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-09 19:10:26 8849ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-15 03:27:43 8959ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-11 00:31:59 1189ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-28 12:50:26 799ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 11:51:51 1521ms 2 NS 1 A 1 MX 🔒 Secure View
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