udfordring.dk
Last scanned: 2026-08-27 03:19:47  ·  944ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   44ms
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   45ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.224.70.235 3600s static.235.70.224.46.clients.your-server.de AS24940 Hetzner Online GmbH 46.224.0.0/15 🇩🇪 Germany Falkenstein
📧 MX Records1 records   36ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover46.224.70.235
🔶 Autoconfig46.224.70.235
🔷 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
🏷️ SOA0ms
FieldValue
Serial2026081101
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
44ms
A
45ms
MX
36ms
AAAA
40ms
TXT
196ms
CAA
44ms
HTTPS
38ms
TLSA
354ms
SOA
0ms
MTA-STS
55ms
DNSSEC
81ms
SRV
68ms
Total
944ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 03:19:47 944ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-13 01:49:01 756ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-22 00:19:00 5034ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-18 13:28:39 8390ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-16 04:00:31 1317ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-19 14:58:42 587ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-18 07:44:36 479ms 2 NS 1 A 0 MX 🔒 Secure View
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