it-træning.dk xn--it-trning-k3a.dk
Last scanned: 2026-09-09 20:15:07  ·  463ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   30ms
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   40ms
IPTTLPTRASNISP / OrgCIDRCountryCity
89.233.31.216 43200s — AS3308 Norlys Telco A/S 89.233.0.0/18 🇩🇰 Denmark Copenhagen
📧 MX Records1 records   35ms
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)
🔐 DNSSEC76ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081401
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
30ms
A
40ms
MX
35ms
AAAA
38ms
TXT
144ms
CAA
37ms
HTTPS
43ms
TLSA
82ms
SOA
0ms
MTA-STS
47ms
DNSSEC
76ms
SRV
48ms
Total
463ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-09 20:15:07 463ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-27 01:28:33 498ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-14 09:21:42 634ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-16 07:54:00 24472ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-02 09:59:38 1259ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-25 10:12:59 461ms 2 NS 1 A 1 MX ⚠️ Bogus View
2026-06-24 12:08:23 348ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 01:18:18 572ms 2 NS 1 A 0 MX 🔒 Secure View
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