holtkamper.dk
Last scanned: 2026-07-01 00:44:29  ·  3389ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   408ms
NameserverIP addressesPTRASN / ISP
ns-3.eu 2a01:7c8:d007:462::155
85.10.135.155		 ns-3.eu
ns-3.eu		 AS20857 Signet B.V.
AS20857 Signet B.V.
ns1.hix.nl 2a00:a0c0:3::1:2
83.137.192.101		 ns1.hix.nl
ns1.hix.nl		 AS34233 Superior B.V.
AS34233 Superior B.V.
ns2.hix.nl 31.3.110.75 ns2.hix.nl AS197731 The Internet Engineering Group B.V.
🌍 A Records1 records   50ms
IPTTLPTRASNISP / OrgCIDRCountryCity
83.137.192.109 900s redirect.hix.nl AS34233 Superior B.V. 83.137.192.0/22 🇳🇱 The Netherlands Helmond
📧 MX Records1 records   55ms
PriorityTTLMail ServerIP addressesPTRASN
10 900s mail.holtkamper.dk 83.137.192.109 redirect.hix.nl AS34233 Superior B.V.
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   1595ms
TXT Record
v=spf1 include:spf.hix.nl a ~all
✉️ SPF
PolicyRecord (holtkamper.dk)
~all (soft fail) v=spf1 include:spf.hix.nl a ~all
📨 DMARC
PolicyRecord (_dmarc.holtkamper.dk)
p=none (monitor only) v=DMARC1; p=none; sp=none;
📬 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)
🔐 DNSSEC571ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer
🏷️ SOA48ms
FieldValue
Serial2024031100
Primary NS (MNAME)ns1.hix.nl
Responsible (RNAME)postmaster@holtkamper.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)900s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
408ms
A
50ms
MX
55ms
AAAA
57ms
TXT
1595ms
CAA
189ms
HTTPS
664ms
TLSA
715ms
SOA
48ms
MTA-STS
78ms
DNSSEC
571ms
SRV
938ms
Total
3389ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-01 00:44:29 3389ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-22 19:03:29 3727ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 14:21:02 252ms 0 NS 0 A 0 MX ❓ Unknown View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone