50-50.dk
Last scanned: 2026-08-26 15:15:41  ·  1412ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   52ms
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   33ms
IPTTLPTRASNISP / OrgCIDRCountryCity
193.201.54.73 43200s — AS24679 kyberio GmbH 193.201.52.0/22 🇩🇪 Germany —
📧 MX Records1 records   38ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover50-50.dk → 193.201.54.73
🔶 Autoconfig50-50.dk → 193.201.54.73
🔷 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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.50-50.dk 50-50.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC92ms
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
52ms
A
33ms
MX
38ms
AAAA
47ms
TXT
167ms
CAA
52ms
HTTPS
39ms
TLSA
604ms
SOA
0ms
MTA-STS
85ms
DNSSEC
92ms
SRV
78ms
Total
1412ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 15:15:41 1412ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-10 19:36:57 8605ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-16 15:24:57 8577ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-12 04:29:28 16583ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-25 22:28:25 786ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-19 09:55:45 8384ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 12:39:16 569ms 2 NS 1 A 0 MX 🔒 Secure View
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