a-knife.dk
Last scanned: 2026-08-12 15:18:11  ·  2949ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   216ms
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   301ms
IPTTLPTRASNISP / OrgCIDRCountryCity
213.32.245.219 43200s xd520f5db.customers.hiper-net.dk AS203953 Hiper A/S 213.32.240.0/21 🇩🇰 Denmark —
📧 MX Records1 records   202ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  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)
🔐 DNSSEC595ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081001
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
216ms
A
301ms
MX
202ms
AAAA
167ms
TXT
934ms
CAA
266ms
HTTPS
272ms
TLSA
208ms
SOA
0ms
MTA-STS
332ms
DNSSEC
595ms
SRV
435ms
Total
2949ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-12 15:18:11 2949ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-18 15:48:15 1363ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-13 05:42:08 632ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-24 01:50:36 2615ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-23 19:32:28 986ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 13:15:21 596ms 2 NS 1 A 0 MX 🔒 Secure View
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