kassow.dk

📜 Historical scan 2026-06-24 02:46:10 · ← 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 51ms

Nameserver	IP addresses	PTR	ASN / 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 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.238.253.113	600s	rocky8wps.rockynordic.com	AS198614	RockyNordic ApS	87.238.252.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 26ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
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 169ms

TXT Record
v=spf1 ip4:87.238.248.0/24 ?all

✉️ SPF#

Policy	Record (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 CNAME	marianne.andersenit.dk (all on andersenit.dk) → 87.238.253.113 (AS198614)
www vs bare domain	Same network kassow.dk: 87.238.253.113 (AS198614) www.kassow.dk: 87.238.253.113 (AS198614)
Wildcard	No

🔎 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#

58ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

31ms

Field	Value
Serial	2023083102
Primary NS (MNAME)	ns.andersenit.dk
Responsible (RNAME)	hostmaster@andersenit.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-22 04:15:15

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2000-11-09
Expires	2026-12-31 (66d)

🔗 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).

Domain	Registrar
oz1nkf.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

51ms

34ms

26ms

AAAA

51ms

TXT

169ms

CAA

37ms

HTTPS

74ms

TLSA

73ms

SOA

31ms

MTA-STS

37ms

DNSSEC

58ms

SRV

88ms

Total

549ms

🕐 Scan History#

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