a24.dk
Last scanned: 2026-08-16 01:15:58  ·  814ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   9ms
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   6ms
IPTTLPTRASNISP / OrgCIDRCountryCity
213.184.85.10 43200s nlcp01.shared-infra.net AS59795 PerfGrid 213.184.84.0/23 🇳🇱 The Netherlands —
📧 MX Records1 records   6ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s a24.dk 213.184.85.10 nlcp01.shared-infra.net AS59795 PerfGrid
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   118ms
TXT Record
v=spf1 ip4:213.184.85.10 include:_relayspf.hosting4real.net ip4:5.196.76.170 +a +mx ~all
✉️ SPF
PolicyRecord (a24.dk)
~all (soft fail) v=spf1 ip4:213.184.85.10 include:_relayspf.hosting4real.net ip4:5.196.76.170 +a +mx ~all
📨 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)
🔐 DNSSEC113ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
Key typeAlgorithmPublic key
KSK ECDSA P-256/SHA-256 Bpfc+voMBNgH5r7Qt2Gj55E86z5q86U9IFU7kYFv…
ZSK ECDSA P-256/SHA-256 ohIHIYWwj9OO1Tldi79TUM8Psd4uvTNCMQTVhPDb…
🏷️ SOA6ms
FieldValue
Serial2026071803
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
9ms
A
6ms
MX
6ms
AAAA
12ms
TXT
118ms
CAA
6ms
HTTPS
20ms
TLSA
104ms
SOA
6ms
MTA-STS
21ms
DNSSEC
113ms
SRV
0ms
Total
814ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-16 01:15:58 814ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-18 21:07:21 946ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-03 02:14:10 9756ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-28 02:13:59 2017ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-24 20:35:32 1304ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-19 21:07:45 657ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-16 12:39:07 809ms 2 NS 1 A 4 MX 🔒 Secure View
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