frederiksvaerkdaekcenter.dk

📜 Historical scan 2026-06-17 09:42:53 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

frederiksvaerkdaekcenter.dk is a .dk domain served by 2 nameservers (ns3.andersenit.dk, ns4.andersenit.dk). It was registered on 22 July 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.63.144.13 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by smtp-mx-own.frederiksvaerkdaekcenter.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 69ms

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

🌍 A Records#

1 records 103ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.63.144.13	—	—	AS3292	TDC Holding A/S	87.62.0.0/15	🇩🇰 Denmark	Hillerød

📧 MX Records#

1 records 98ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
50	—	smtp-mx-own.frederiksvaerkdaekcenter.dk	87.63.144.10	cpe.xe-2-0-0-4096.graenqe40.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 225ms

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

✉️ SPF#

Policy	Record (frederiksvaerkdaekcenter.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 2026-10-07 14:32:42

www	87.63.144.13 (AS3292) (address records, no CNAME)
www vs bare domain	Same network frederiksvaerkdaekcenter.dk: 87.63.144.13 (AS3292) www.frederiksvaerkdaekcenter.dk: 87.63.144.13 (AS3292)
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#

166ms

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

🏷️ SOA#

95ms

Field	Value
Serial	2023083101
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 2026-10-15 02:46:09

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-07-22
Expires	2027-09-30 (342d)

🔗 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#

69ms

103ms

98ms

AAAA

71ms

TXT

225ms

CAA

93ms

HTTPS

92ms

TLSA

278ms

SOA

95ms

MTA-STS

91ms

DNSSEC

166ms

SRV

0ms

Total

756ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 14:32:42	951ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-27 04:51:28	806ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-24 06:49:01	633ms	2 NS 1 A 1 MX	❓ Unknown
2026-06-24 03:22:42	769ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 09:42:53 shown	756ms	2 NS 1 A 1 MX	🔓 Insecure