kasperholdum.dk
Last scanned: 2026-08-24 20:36:03  ·  1286ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   81ms
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 Records2 records   52ms
IPTTLPTRASNISP / OrgCIDRCountryCity
192.0.78.24 43200s — AS2635 Automattic, Inc 192.0.64.0/18 🇺🇸 United States San Francisco
192.0.78.25 43200s — AS2635 Automattic, Inc 192.0.64.0/18 🇺🇸 United States San Francisco
📧 MX Records1 records   71ms
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)
🔐 DNSSEC97ms
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
81ms
A
52ms
MX
71ms
AAAA
97ms
TXT
726ms
CAA
106ms
HTTPS
89ms
TLSA
66ms
SOA
0ms
MTA-STS
115ms
DNSSEC
97ms
SRV
910ms
Total
1286ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-24 20:36:03 1286ms 2 NS 2 A 1 MX 🔒 Secure View
2026-08-11 07:25:22 736ms 2 NS 2 A 1 MX 🔒 Secure View
2026-07-18 21:41:18 24533ms 2 NS 2 A 1 MX 🔒 Secure View
2026-07-15 10:24:27 734ms 2 NS 2 A 1 MX 🔒 Secure View
2026-07-13 01:05:08 585ms 2 NS 2 A 1 MX 🔒 Secure View
2026-06-25 22:04:10 513ms 2 NS 2 A 1 MX 🔒 Secure View
2026-06-20 18:20:47 539ms 2 NS 2 A 1 MX 🔒 Secure View
2026-06-20 10:04:40 411ms 2 NS 2 A 1 MX ⚠️ Bogus View
2026-06-17 14:17:38 1047ms 2 NS 2 A 0 MX 🔒 Secure View
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