stru.dk
Last scanned: 2026-08-19 04:49:46  ·  4421ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   178ms
NameserverIP addressesPTRASN / ISP
ns1.nordicway.dk 2a01:4f8:1c1a:a1e7::1
91.98.140.195		 —
static.195.140.98.91.clients.your-server.de		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
ns2.nordicway.dk 2a01:4f8:c012:4db6::1
49.13.80.249		 —
static.249.80.13.49.clients.your-server.de		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
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   220ms
IPTTLPTRASNISP / OrgCIDRCountryCity
142.132.143.218 3600s cp13.nordicway.dk AS24940 Hetzner Online GmbH 142.132.128.0/17 🇩🇪 Germany Falkenstein
📧 MX Records1 records   150ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s mail.stru.dk 142.132.143.218 cp13.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   600ms
TXT Record
v=spf1 +a +mx +ip4:142.132.143.218 include:relay.mailchannels.net ~all
✉️ SPF
PolicyRecord (stru.dk)
~all (soft fail) v=spf1 +a +mx +ip4:142.132.143.218 include:relay.mailchannels.net ~all
📨 DMARC
PolicyRecord (_dmarc.stru.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.stru.dk 3XT3G3DH5YR88RQf8is885zZ4qMMrYdX-NnCxkVi58o
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC375ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026081801
Primary NS (MNAME)ns1.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
178ms
A
220ms
MX
150ms
AAAA
165ms
TXT
600ms
CAA
104ms
HTTPS
142ms
TLSA
259ms
SOA
0ms
MTA-STS
270ms
DNSSEC
375ms
SRV
308ms
Total
4421ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-19 04:49:46 4421ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-24 20:19:17 2144ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-21 16:49:09 887ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 12:02:28 1038ms 4 NS 1 A 1 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone