cass.dk
Last scanned: 2026-08-24 21:19:59  ·  772ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   56ms
NameserverIP addressesPTRASN / ISP
ns3.nordicway.dk 2a01:4f8:c2c:d3c0::1
78.47.45.64		 ns3.nordicway.dk
ns3.nordicway.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
ns4.nordicway.dk 2a01:4f8:c010:24a2::1
78.47.56.84		 ns4.nordicway.dk
ns4.nordicway.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
🌍 A Records1 records   67ms
IPTTLPTRASNISP / OrgCIDRCountryCity
49.12.171.172 3600s cp12.nordicway.dk AS24940 Hetzner Online GmbH 49.12.0.0/15 🇩🇪 Germany Falkenstein
📧 MX Records1 records   66ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s mail.cass.dk 49.12.171.172 cp12.nordicway.dk AS24940 Hetzner Online GmbH
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   303ms
TXT Record
v=spf1 +a +mx +ip4:49.12.171.172 include:relay.mailchannels.net ~all
✉️ SPF
PolicyRecord (cass.dk)
~all (soft fail) v=spf1 +a +mx +ip4:49.12.171.172 include:relay.mailchannels.net ~all
📨 DMARC
PolicyRecord (_dmarc.cass.dk)
p=none (monitor only) v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400
📬 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
🔏 ACME Challenge
TypeNameValue
TXT _acme-challenge.cass.dk AUnoaitjZmGmnNo3ABfJipUipySYKbBSzd8gTfbd97w
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC130ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026071301
Primary NS (MNAME)ns3.nordicway.dk
Responsible (RNAME)server@nordicway.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
56ms
A
67ms
MX
66ms
AAAA
74ms
TXT
303ms
CAA
86ms
HTTPS
48ms
TLSA
98ms
SOA
0ms
MTA-STS
95ms
DNSSEC
130ms
SRV
97ms
Total
772ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-24 21:19:59 772ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-14 01:11:41 1176ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-03 03:44:06 850ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-28 03:40:10 1803ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-21 06:26:58 989ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-20 21:54:38 1102ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 19:47:20 660ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 19:41:24 637ms 2 NS 1 A 1 MX 🔒 Secure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone