zuk.dk
📜 Historical scan 2026-06-22 10:20:36  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   42ms
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   39ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.47.247.18 43200s one.com.webforward.g1i.one AS51468 One.com A/S 195.47.247.0/24 — —
📧 MX Records1 records   37ms
PriorityTTLMail ServerIP addressesPTRASN
0 600s .  Null MX — domain accepts no email (RFC 7505)
🔷 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)
🔐 DNSSEC81ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA36ms
FieldValue
Serial2026060501
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
42ms
A
39ms
MX
37ms
AAAA
36ms
TXT
176ms
CAA
68ms
HTTPS
48ms
TLSA
49ms
SOA
36ms
MTA-STS
44ms
DNSSEC
81ms
SRV
108ms
Total
540ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 06:51:09 697ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-25 18:42:20 9419ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-23 13:26:12 4554ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-18 09:09:17 4579ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-07 01:44:47 629ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-05 21:40:21 2145ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-22 10:20:36 540ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-18 02:42:13 692ms 2 NS 1 A 0 MX 🔒 Secure View
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