nt.dk
Last scanned: 2026-08-29 14:28:59  ·  1692ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   79ms
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   107ms
IPTTLPTRASNISP / OrgCIDRCountryCity
188.245.60.69 3600s mail.privateskoler.dk AS24940 Hetzner Online GmbH 188.245.0.0/16 🇩🇪 Germany Falkenstein
📧 MX Records1 records   76ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s nt-dk.mail.protection.outlook.com — — —
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records4 records   266ms
TXT Record
bvm-site-verification=421884c083b02a32ee35bd53c78b1daf4e447311
hf9vrrrcl5t27yttrfbyjp8qcr33c92f
N0I0E61200
v=spf1 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com ip4:185.130.189.41 ~all
✉️ SPF
PolicyRecord (nt.dk)
~all (soft fail) v=spf1 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com ip4:185.130.189.41 ~all
📨 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)
🔐 DNSSEC269ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082902
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
79ms
A
107ms
MX
76ms
AAAA
82ms
TXT
266ms
CAA
118ms
HTTPS
111ms
TLSA
829ms
SOA
0ms
MTA-STS
141ms
DNSSEC
269ms
SRV
127ms
Total
1692ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-29 14:28:59 1692ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-28 10:25:13 1155ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-28 21:08:33 5020ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-01 12:46:56 1239ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-28 19:57:16 960ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-25 02:46:22 2086ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-18 03:48:02 722ms 2 NS 1 A 1 MX 🔒 Secure View
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