challengecoins.dk
Last scanned: 2026-08-28 18:20:00  ·  996ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   129ms
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   120ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.47.247.18 3600s one.com.webforward.g1i.one AS51468 One.com A/S 195.47.247.0/24 — —
📧 MX Records1 records   113ms
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)
🔐 DNSSEC259ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082803
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
129ms
A
120ms
MX
113ms
AAAA
120ms
TXT
339ms
CAA
123ms
HTTPS
123ms
TLSA
87ms
SOA
0ms
MTA-STS
149ms
DNSSEC
259ms
SRV
125ms
Total
996ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 18:20:00 996ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-08 03:45:08 547ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-18 18:51:17 6430ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-15 11:43:34 6437ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-04 22:13:39 1111ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-01 19:48:01 560ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-27 00:04:55 691ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-26 14:35:19 590ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-22 15:29:02 922ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-19 22:29:24 1540ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-19 17:30:46 2366ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-16 20:15:14 784ms 2 NS 1 A 4 MX 🔒 Secure View
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