citc.dk
📜 Historical scan 2026-06-16 20:55:23  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   78ms
NameserverIP addressesPTRASN / ISP
ns1.bdm.microsoftonline.com — — —
ns2.bdm.microsoftonline.com — — —
ns3.bdm.microsoftonline.com — — —
ns4.bdm.microsoftonline.com — — —
🌍 A Records1 records   78ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.213.1 — webcluster1.webpod12-cph3.one.com AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen
📧 MX Records1 records   77ms
PriorityTTLMail ServerIP addressesPTRASN
0 — citc-dk.mail.protection.outlook.com 52.101.68.18
52.101.73.22
52.101.73.28
52.101.73.6		 mail-db4pr02cu00302.inbound.protection.outlook.com
mail-am7pr05cu00106.inbound.protection.outlook.com
mail-am7pr05cu00204.inbound.protection.outlook.com
mail-am6pr04cu00306.inbound.protection.outlook.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
🔷 AAAA Records (IPv6)1 records   79ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:104:9:6d0b:c0af:4dca — — AS51468 One.com A/S 2a02:2350::/32 🇩🇰 Denmark Copenhagen
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records6 records   182ms
TXT Record
mscid=J7eqwmy6oW0xdSoPn/pnT1AIV/giEKw5GenGQpRdEyg5PcEoOJobUVms3UOmd6GPJIjwQYF8jm88VVOmcc5LGg==
ns1.bdm.microsoftonline.com
ns2.bdm.microsoftonline.com
ns3.bdm.microsoftonline.com
ns4.bdm.microsoftonline.com
v=spf1 include:spf.protection.outlook.com -all
✉️ SPF
PolicyRecord (citc.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com -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)
🔐 DNSSEC168ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA79ms
FieldValue
Serial1
Primary NS (MNAME)ns1.bdm.microsoftonline.com
Responsible (RNAME)azuredns-hostmaster@microsoft.com
Refresh3600s
Retry300s
Expire2419200s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
78ms
A
78ms
MX
77ms
AAAA
79ms
TXT
182ms
CAA
76ms
HTTPS
77ms
TLSA
89ms
SOA
79ms
MTA-STS
83ms
DNSSEC
168ms
SRV
0ms
Total
641ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-25 22:56:31 1340ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-19 14:27:29 1050ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-16 20:55:23 641ms 4 NS 1 A 1 MX 🔓 Insecure View
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