selskabsdata.dk

📜 Historical scan 2026-10-16 05:31:08 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

selskabsdata.dk is a .dk domain served by 2 nameservers (amos.ns.cloudflare.com, melissa.ns.cloudflare.com). It was registered on 3 April 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by null.localhost. The zone is DNSSEC-signed and validates, 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 30ms

Nameserver	IP addresses	PTR	ASN / ISP
amos.ns.cloudflare.com	108.162.195.120 162.159.44.120 172.64.35.120 2606:4700:58::a29f:2c78 2803:f800:50::6ca2:c378 2a06:98c1:50::ac40:2378	amos.ns.cloudflare.com amos.ns.cloudflare.com amos.ns.cloudflare.com amos.ns.cloudflare.com amos.ns.cloudflare.com amos.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
melissa.ns.cloudflare.com	108.162.192.199 172.64.32.199 173.245.58.199 2606:4700:50::adf5:3ac7 2803:f800:50::6ca2:c0c7 2a06:98c1:50::ac40:20c7	melissa.ns.cloudflare.com melissa.ns.cloudflare.com melissa.ns.cloudflare.com melissa.ns.cloudflare.com melissa.ns.cloudflare.com melissa.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
192.0.2.1	300s	—	—	—	—	—	—

📧 MX Records#

1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	null.localhost	::1 127.0.0.1	localhost localhost	— —

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 203ms

TXT Record
v=DKIM1; p=
v=spf1 -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.selskabsdata.dk)
p=reject	v=DMARC1; p=reject;

📬 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 2026-10-17 05:36:55

www	192.0.2.1 (address records, no CNAME)
www vs bare domain	Same network selskabsdata.dk: 192.0.2.1 www.selskabsdata.dk: 192.0.2.1
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.selskabsdata.dk	8o9GLyJuRk7bFJqqFcP682BfAZlyzr2s1HUY03Q1LmQ
TXT	_acme-challenge.selskabsdata.dk	pGXwpWCF_yyPHt3FtFk5Qn2OOxzicfLtGnp-J0xLd0s

🔗 TLSA / DANE#

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

🔐 DNSSEC#

112ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

29ms

Field	Value
Serial	2417557123
Primary NS (MNAME)	amos.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-13 00:49:20

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2002-04-03
Expires	2027-06-30 (256d)

🔗 Same registrant#

12 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).

Domain	Registrar
6-degrees.dk	Punktum dk A/S (direct)
businessprofile.dk	Punktum dk A/S (direct)
bygningskortet.dk	Punktum dk A/S (direct)
compliance.dk	Punktum dk A/S (direct)
data-manager.dk	Punktum dk A/S (direct)
devhubstage.dk	Punktum dk A/S (direct)
idq.dk	Punktum dk A/S (direct)
matrikelkortet.dk	Punktum dk A/S (direct)
minoplysning.dk	Punktum dk A/S (direct)
multikortet.dk	Punktum dk A/S (direct)
six-degrees.dk	Punktum dk A/S (direct)
sognekortet.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

30ms

29ms

45ms

AAAA

30ms

TXT

203ms

CAA

36ms

HTTPS

35ms

TLSA

49ms

SOA

29ms

MTA-STS

58ms

DNSSEC

112ms

SRV

64ms

Total

654ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 05:36:55	421ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-16 05:31:08 shown	654ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-15 03:16:43	394ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-13 00:33:41	1086ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-11 22:23:34	419ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-03 11:22:18	466ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-02 00:09:53	393ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 22:54:23	9382ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-09 00:31:43	1262ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 19:43:22	690ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 09:38:45	566ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-17 12:59:05	1014ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-14 16:43:16	8824ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-13 15:00:29	1189ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-21 22:41:19	991ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-01 20:03:03	1257ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 19:57:14	5011ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 17:24:25	906ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 14:24:18	1524ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 00:29:55	903ms	2 NS 1 A 1 MX	🔒 Secure