dijk.dk
Last scanned: 2026-06-20 16:33:02  ·  2435ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   134ms
NameserverIP addressesPTRASN / ISP
ns3.firstfind.nl 2a01:b940:1057::53
5.157.86.222		 ns3.firstfind.nl
ns3.firstfind.nl		 AS48635 Your Hosting B.V.
AS48635 Your Hosting B.V.
ns4.firstfind.nl 2a01:b940:1057::54
5.157.87.222		 —
ns4.firstfind.nl		 AS48635 Your Hosting B.V.
AS48635 Your Hosting B.V.
ns5.firstfind.net 178.128.248.2
2a03:b0c0:2:d0::1183:f001		 ns5.firstfind.net
ns5.firstfind.net		 AS14061 DigitalOcean, LLC
AS14061 DigitalOcean, LLC
🌍 A Records1 records   152ms
IPTTLPTRASNISP / OrgCIDRCountryCity
37.97.151.47 100s krypton.xo-services.nl AS20857 Signet B.V. 37.97.128.0/17 🇳🇱 The Netherlands Baarlo
📧 MX Records1 records   130ms
PriorityTTLMail ServerIP addressesPTRASN
10 100s dijk.dk 2a01:7c8:aabd:5e7::1
37.97.151.47		 krypton.xo-services.nl
krypton.xo-services.nl		 AS20857 Signet B.V.
AS20857 Signet B.V.
🔷 AAAA Records (IPv6)1 records   100ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:7c8:aabd:5e7::1 100s krypton.xo-services.nl AS20857 Signet B.V. 2a01:7c8:8000:0:0:0:0:0/33 🇳🇱 The Netherlands Haarlem
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   1409ms
TXT Record
v=spf1 mx a a:xo-services.nl ip4:37.97.151.47 ip6:2a01:7c8:aabd:5e7::1 mx:krypton.xo-services.nl -all
✉️ SPF
PolicyRecord (dijk.dk)
-all (hard fail) v=spf1 mx a a:xo-services.nl ip4:37.97.151.47 ip6:2a01:7c8:aabd:5e7::1 mx:krypton.xo-services.nl -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 / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC1150ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA1123ms
FieldValue
Serial2018090401
Primary NS (MNAME)ns3.firstfind.nl
Responsible (RNAME)hostmaster@firstfind.nl
Refresh16384s
Retry2048s
Expire1048576s
Minimum (neg-cache TTL)14400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
134ms
A
152ms
MX
130ms
AAAA
100ms
TXT
1409ms
CAA
139ms
HTTPS
1120ms
TLSA
397ms
SOA
1123ms
MTA-STS
403ms
DNSSEC
1150ms
SRV
1138ms
Total
2435ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-20 16:33:02 2435ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 02:55:11 2361ms 3 NS 1 A 1 MX 🔓 Insecure View
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