dk-duo.dk
Last scanned: 2026-09-03 13:14:51  ·  693ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   38ms
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   44ms
IPTTLPTRASNISP / OrgCIDRCountryCity
142.132.143.218 3600s cp13.nordicway.dk AS24940 Hetzner Online GmbH 142.132.128.0/17 🇩🇪 Germany Falkenstein
📧 MX Records1 records   46ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s mail.dk-duo.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   222ms
TXT Record
v=spf1 +a +mx +ip4:142.132.143.218 include:relay.mailchannels.net ~all
✉️ SPF
PolicyRecord (dk-duo.dk)
~all (soft fail) v=spf1 +a +mx +ip4:142.132.143.218 include:relay.mailchannels.net ~all
📨 DMARC
PolicyRecord (_dmarc.dk-duo.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.dk-duo.dk LS1U2SlURj6zAFsqk4bqKlXoZWSo7-wPs9fnZ79Rwik
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC111ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026090201
Primary NS (MNAME)ns1.nordicway.dk
Responsible (RNAME)server@nordicway.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 RegistrationWHOIS fetched 2026-07-03 19:20:56
FieldValue
Registrarnordicway ApS
Registered2026-05-01
Expires2027-04-30 (237d)
📋 WHOIS
⏱️ Lookup Timing
NS
38ms
A
44ms
MX
46ms
AAAA
46ms
TXT
222ms
CAA
44ms
HTTPS
40ms
TLSA
197ms
SOA
0ms
MTA-STS
49ms
DNSSEC
111ms
SRV
45ms
Total
693ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-03 13:14:51 693ms 4 NS 1 A 1 MX 🔒 Secure View
2026-08-27 20:27:46 2609ms 4 NS 1 A 1 MX 🔒 Secure View
2026-07-03 19:18:04 894ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-17 03:45:55 755ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-17 03:41:09 682ms 4 NS 1 A 1 MX 🔒 Secure View
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