kassow.dk

📜 Historical scan 2026-09-26 13:15:27  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kassow.dk is a .dk domain served by 2 nameservers (ns.andersenit.dk, ns1.andersenit.dk). It was registered on 9 November 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.238.253.113 is hosted by RockyNordic ApS (AS198614) in Denmark. Mail is handled by smtp-mx.kassow.dk. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   34ms
NameserverIP addressesPTRASN / ISP
ns.andersenit.dk 185.200.74.101 ns.andersenit.dk AS198614 RockyNordic ApS
ns1.andersenit.dk 87.238.248.10 ns1.andersenit.dk AS198614 RockyNordic ApS

🌍 A Records#

1 records   33ms
IPTTLPTRASNISP / OrgCIDRCountryCity
87.238.253.113 600s rocky8wps.rockynordic.com AS198614 RockyNordic ApS 87.238.252.0/23 🇩🇰 Denmark —

📧 MX Records#

1 records   45ms
PriorityTTLMail ServerIP addressesPTRASN
50 600s smtp-mx.kassow.dk 87.238.248.42 — AS198614 RockyNordic ApS

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   194ms
TXT Record
v=spf1 ip4:87.238.248.0/24 ?all

✉️ SPF#

PolicyRecord (kassow.dk)
?all (neutral) v=spf1 ip4:87.238.248.0/24 ?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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 13:47:45
www CNAMEmarianne.andersenit.dk (all on andersenit.dk)
www vs bare domainSame network
kassow.dk: 87.238.253.113 (AS198614)
www.kassow.dk: 87.238.253.113 (AS198614)
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: ?all

  • warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

9079ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2023083102
Primary NS (MNAME)ns.andersenit.dk
Responsible (RNAME)hostmaster@andersenit.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-22 04:15:15
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2000-11-09
Expires2026-12-31 (65d)

🔗 Same registrant#

1 domain

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
oz1nkf.dkONE.COM A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
34ms
A
33ms
MX
45ms
AAAA
32ms
TXT
194ms
CAA
46ms
HTTPS
39ms
TLSA
65ms
SOA
0ms
MTA-STS
64ms
DNSSEC
9079ms
SRV
57ms
Total
9489ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-09 13:47:45 459ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-26 13:15:27 shown 9489ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-24 02:46:10 549ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-18 03:13:22 948ms 2 NS 1 A 1 MX 🔓 Insecure
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