defence-university.dk
Last scanned: 2026-08-13 06:39:03  ·  738ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   66ms
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   66ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.47.247.18 600s one.com.webforward.g1i.one AS51468 One.com A/S 195.47.247.0/24 — —
📧 MX Records1 records   57ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover195.47.247.18
🔶 Autoconfig195.47.247.18
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   202ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (defence-university.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.defence-university.dk)
p=reject v=DMARC1; p=reject; sp=reject; rua=mailto:dmarc@fak.dk;
📬 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)
🔐 DNSSEC102ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081201
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
66ms
A
66ms
MX
57ms
AAAA
47ms
TXT
202ms
CAA
46ms
HTTPS
57ms
TLSA
56ms
SOA
0ms
MTA-STS
75ms
DNSSEC
102ms
SRV
73ms
Total
738ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-13 06:39:03 738ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-21 05:32:22 4578ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-18 17:24:49 16541ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-16 06:36:07 573ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-08 12:31:37 680ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-25 11:23:25 1663ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-22 17:17:59 2416ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-22 17:03:19 959ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-19 18:42:15 446ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 01:46:20 1246ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 01:30:52 2346ms 2 NS 1 A 0 MX 🔒 Secure View
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