tcd.dk
Last scanned: 2026-08-28 05:23:39  ·  2448ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   50ms
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   79ms
IPTTLPTRASNISP / OrgCIDRCountryCity
148.251.244.167 3600s cp06.nordicway.dk AS24940 Hetzner Online GmbH 148.251.0.0/16 🇩🇪 Germany Falkenstein
📧 MX Records1 records   58ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s tcd.dk 148.251.244.167 cp06.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   308ms
TXT Record
v=spf1 ip4:148.251.244.167 +a +mx +ip4:157.90.179.89 ~all
✉️ SPF
PolicyRecord (tcd.dk)
~all (soft fail) v=spf1 ip4:148.251.244.167 +a +mx +ip4:157.90.179.89 ~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
🔏 ACME Challenge
TypeNameValue
TXT _acme-challenge.tcd.dk 5OMa9E9kX1DnC3bl5icuri-_r3yCcZ2K4h2Yw1OA9jM
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC2067ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026071801
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
50ms
A
79ms
MX
58ms
AAAA
46ms
TXT
308ms
CAA
77ms
HTTPS
46ms
TLSA
69ms
SOA
0ms
MTA-STS
87ms
DNSSEC
2067ms
SRV
89ms
Total
2448ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 05:23:39 2448ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-19 03:13:01 1565ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-07-07 04:49:31 24850ms 2 NS 1 A 1 MX ❓ Unknown View
2026-06-24 22:16:46 767ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-22 16:57:06 771ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 20:41:06 877ms 2 NS 1 A 1 MX 🔓 Insecure View
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