scan-air.dk
Last scanned: 2026-08-27 18:49:57  ·  771ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   24ms
NameserverIP addressesPTRASN / ISP
ns1.curanet.dk 185.25.141.12
2a02:2339:4006:108::123		 ns1.curanet.dk
ns1.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.curanet.dk 2a02:2339:1:10f::123:123
91.197.248.75		 ns2.curanet.dk
ns2.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
🌍 A Records1 records   37ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.21.41.51 3600s linux25.curanet.dk AS48854 team.blue Denmark A/S 185.21.40.0/22 🇩🇰 Denmark —
📧 MX Records2 records   44ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s eu-esec-01.heimdalsecurity.com 20.50.183.144
20.50.183.146		 eu-esec-01.heimdalsecurity.com
eu-esec-01.heimdalsecurity.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
20 3600s eu-esec-02.heimdalsecurity.com 20.50.183.144
20.50.183.146		 eu-esec-01.heimdalsecurity.com
eu-esec-01.heimdalsecurity.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover185.21.41.51
🔶 Autoconfig185.21.41.51
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   183ms
TXT Record
v=spf1 a include:spf.curanet.dk ~all
✉️ SPF
PolicyRecord (scan-air.dk)
~all (soft fail) v=spf1 a include:spf.curanet.dk ~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 / DANE2 records   160ms
Service / OwnerTypeCert association
SMTP _25._tcp.eu-esec-01.heimdalsecurity.com DANE-EE · SPKI · SHA-256 2E8933DD6DB99304A5A9D5C4ECDE7B8E…
SMTP _25._tcp.eu-esec-02.heimdalsecurity.com DANE-EE · SPKI · SHA-256 2E8933DD6DB99304A5A9D5C4ECDE7B8E…
🔐 DNSSEC113ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2024022201
Primary NS (MNAME)ns1.curanet.dk
Responsible (RNAME)hostmaster@curanet.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
24ms
A
37ms
MX
44ms
AAAA
39ms
TXT
183ms
CAA
88ms
HTTPS
84ms
TLSA
160ms
SOA
0ms
MTA-STS
66ms
DNSSEC
113ms
SRV
95ms
Total
771ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 18:49:57 771ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-03 00:50:37 767ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-25 18:52:07 841ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-24 11:16:31 953ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-18 06:37:14 799ms 2 NS 1 A 2 MX 🔒 Secure View
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