justaskoreskole.dk
Last scanned: 2026-09-07 07:23:11  ·  642ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   102ms
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   104ms
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   118ms
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)
🔐 DNSSEC164ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026090201
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
102ms
A
104ms
MX
118ms
AAAA
141ms
TXT
271ms
CAA
81ms
HTTPS
93ms
TLSA
46ms
SOA
0ms
MTA-STS
120ms
DNSSEC
164ms
SRV
153ms
Total
642ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-07 07:23:11 642ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-11 08:26:44 2125ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-02 12:42:25 706ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-27 08:02:18 2416ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-26 07:26:35 600ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-03 15:01:14 3982ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-28 23:44:08 593ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-28 06:48:37 854ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-26 09:41:05 1021ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-18 03:07:55 534ms 2 NS 1 A 0 MX 🔒 Secure View
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