cato-communications.dk

📜 Historical scan 2026-06-25 06:22:09 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cato-communications.dk is a .dk domain served by 2 nameservers (ns.semaphor.dk, ns2.semaphor.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 45.156.8.54 is hosted by Semaphor (AS201697) in Denmark. The zone is not DNSSEC-signed, publishes a 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 54ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.semaphor.dk	195.190.25.50	ns.semaphor.dk	AS201697 Semaphor
ns2.semaphor.dk	85.235.240.108	ns2.semaphor.dk	AS3308 Norlys Telco A/S

🌍 A Records#

1 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
45.156.8.54	600s	hjulben4.semaphor.dk	AS201697	Semaphor	45.156.8.0/22	🇩🇰 Denmark	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 214ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (cato-communications.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.cato-communications.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 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 2026-10-08 00:59:59

www CNAME	hjulben.semaphor.dk (all on semaphor.dk) → 195.190.25.53 45.156.8.52 45.156.8.54 2001:678:72c:fa00:45:156:8:52 2001:678:72c:fa00:45:156:8:54 (AS201697)
www vs bare domain	Same network cato-communications.dk: 45.156.8.54 (AS201697) www.cato-communications.dk: 195.190.25.53 45.156.8.52 45.156.8.54 2001:678:72c:fa00:45:156:8:52 (AS201697)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.cato-communications.dk	cato-communications.dk.acme.semaphor.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

113ms

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

🏷️ SOA#

58ms

Field	Value
Serial	2025082700
Primary NS (MNAME)	ns.semaphor.dk
Responsible (RNAME)	hostmaster@semaphor.dk
Refresh	3600s
Retry	3600s
Expire	2419200s
Minimum (neg-cache TTL)	38400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

54ms

35ms

44ms

AAAA

39ms

TXT

214ms

CAA

35ms

HTTPS

61ms

TLSA

52ms

SOA

58ms

MTA-STS

50ms

DNSSEC

113ms

SRV

80ms

Total

536ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 22:38:56	437ms	2 NS 1 A 0 MX	🔓 Insecure
2026-09-30 01:38:44	445ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-25 06:22:09 shown	536ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-16 19:45:43	420ms	2 NS 1 A 0 MX	🔓 Insecure