pruebacyber.dk

📜 Historical scan 2026-10-15 17:48:56 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

pruebacyber.dk is a .dk domain served by 2 nameservers (alec.ns.cloudflare.com, lucy.ns.cloudflare.com). It was registered on 10 June 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.80.52 is hosted by Cloudflare, Inc. (AS13335). The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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 457ms

Nameserver	IP addresses	PTR	ASN / ISP
alec.ns.cloudflare.com	108.162.193.59 172.64.33.59 173.245.59.59 2606:4700:58::adf5:3b3b 2803:f800:50::6ca2:c13b 2a06:98c1:50::ac40:213b	alec.ns.cloudflare.com alec.ns.cloudflare.com alec.ns.cloudflare.com alec.ns.cloudflare.com alec.ns.cloudflare.com alec.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lucy.ns.cloudflare.com	108.162.192.133 172.64.32.133 173.245.58.133 2606:4700:50::adf5:3a85 2803:f800:50::6ca2:c085 2a06:98c1:50::ac40:2085	lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com lucy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 338ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.80.52	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.174.91	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 455ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:ae5b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:5034	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 446ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.80.52,172.67.174.91 ech=AEX+DQBBQQAgACARhLJM9qASB4fI9tI8HFssvb+3lTGqbJau9L/IbfsAKQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:ae5b,2606:4700:3036::6815:5034

📝 TXT Records#

1 records 694ms

TXT Record
v=spf1 -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.pruebacyber.dk)
p=reject	v=DMARC1;p=reject;sp=reject;rua=mailto:dmarc_agg@vali.email;ruf=mailto:dmarc_agg@vali.email;rf=afrf;pct=100;ri=84600

📬 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 20:19:40

www	Exists, no address
www vs bare domain	www does not resolve pruebacyber.dk: 104.21.80.52 172.67.174.91 2606:4700:3031::ac43:ae5b 2606:4700:3036::6815:5034 (AS13335) www.pruebacyber.dk: no address (all like this)
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.pruebacyber.dk	BOWFrZrQxIHyp08eRGsTszGEfClA2wzuKTCgvfP_h_0
TXT	_acme-challenge.pruebacyber.dk	GG2BwBCGIVkOG33r4n58Nv7jMjfbLFQ-oEveVBk36ic

🔗 TLSA / DANE#

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

🔐 DNSSEC#

573ms

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

🏷️ SOA#

79ms

Field	Value
Serial	2417475988
Primary NS (MNAME)	alec.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 14:16:45

Field	Value
Registrar	Domeneshop AS
Registered	2022-06-10
Expires	2027-06-09 (230d)

🔗 Same registrant#

5 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
0ffice.dk	Punktum dk A/S (direct)
cyberdefensecenter.dk	Punktum dk A/S (direct)
surveytoday.dk	Punktum dk A/S (direct)
voresfirmagaver.dk	Punktum dk A/S (direct)
whitehackers.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

457ms

338ms

466ms

AAAA

455ms

TXT

694ms

CAA

462ms

HTTPS

446ms

TLSA

165ms

SOA

79ms

MTA-STS

519ms

DNSSEC

573ms

SRV

515ms

Total

2354ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 20:19:40	409ms	2 NS 2 A 0 MX	🔒 Secure
2026-10-16 20:09:20	1384ms	2 NS 2 A 0 MX	🔒 Secure
2026-10-15 17:48:56 shown	2354ms	2 NS 2 A 0 MX	🔒 Secure
2026-10-13 13:56:32	441ms	2 NS 2 A 0 MX	🔒 Secure
2026-10-12 13:55:45	3014ms	2 NS 2 A 0 MX	🔒 Secure
2026-10-04 06:58:27	461ms	2 NS 2 A 0 MX	🔒 Secure
2026-10-01 06:43:59	432ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-27 21:43:58	559ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-24 03:59:04	2099ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-25 08:00:41	1904ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-17 15:04:43	1019ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-15 13:34:34	884ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-06 11:11:49	982ms	2 NS 2 A 0 MX	🔒 Secure
2026-07-08 15:30:33	970ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-25 06:06:28	758ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-24 05:37:32	771ms	2 NS 2 A 0 MX	⚠️ Bogus
2026-06-19 22:52:45	706ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-19 06:19:25	1827ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-17 13:49:48	2374ms	2 NS 2 A 0 MX	🔒 Secure