koopmanint.dk
Last scanned: 2026-06-30 19:23:22  ·  1969ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   44ms
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   846ms
IPTTLPTRASNISP / OrgCIDRCountryCity
5.157.84.202 100s redirect.server49.firstfind.nl AS48635 Your Hosting B.V. 5.157.80.0/21 🇳🇱 The Netherlands —
📧 MX Records1 records   1090ms
PriorityTTLMail ServerIP addressesPTRASN
10 100s server49.firstfind.nl 5.157.84.201 server49.firstfind.nl AS48635 Your Hosting B.V.
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover5.157.84.202
🔶 Autoconfig5.157.84.202
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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)
🔐 DNSSEC1256ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA46ms
FieldValue
Serial2014120201
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
44ms
A
846ms
MX
1090ms
AAAA
48ms
TXT
1223ms
CAA
1441ms
HTTPS
1245ms
TLSA
95ms
SOA
46ms
MTA-STS
748ms
DNSSEC
1256ms
SRV
954ms
Total
1969ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-30 19:23:22 1969ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-22 23:18:14 1027ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-19 23:49:13 1477ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-18 06:45:52 683ms 3 NS 1 A 1 MX 🔓 Insecure View
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