frbmus.dk

📜 Historical scan 2026-06-17 09:26:27 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

frbmus.dk is a .dk domain served by 2 nameservers (ns3.andersenit.dk, ns4.andersenit.dk). It was registered on 2 April 2003 (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-own.frbmus.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 105ms

Nameserver	IP addresses	PTR	ASN / ISP
ns3.andersenit.dk	—	—	—
ns4.andersenit.dk	—	—	—

🌍 A Records#

1 records 108ms

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

📧 MX Records#

1 records 106ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
50	—	smtp-mx-own.frbmus.dk	87.63.145.114	cpe.ge-2-0-0-4103.hittv4nqe10.dk.customer.tdc.net	AS3292 TDC Holding A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 326ms

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

✉️ SPF#

Policy	Record (frbmus.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 2026-09-30 23:10:05

www CNAME	jette.andersenit.dk (all on andersenit.dk)
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#

263ms

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

🏷️ SOA#

107ms

Field	Value
Serial	2023083102
Primary NS (MNAME)	ns3.andersenit.dk
Responsible (RNAME)	hostmaster@andersenit.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-13 22:07:33

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-04-02
Expires	2027-04-30 (192d)

🔗 Same registrant#

0 domains

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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

105ms

108ms

106ms

AAAA

122ms

TXT

326ms

CAA

105ms

HTTPS

104ms

TLSA

111ms

SOA

107ms

MTA-STS

60ms

DNSSEC

263ms

SRV

0ms

Total

797ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-08-27 21:06:19	624ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-01 23:45:11	1010ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 09:26:27 shown	797ms	2 NS 1 A 1 MX	🔓 Insecure