computersikkerhed.dk

📜 Historical scan 2026-06-16 22:02:32 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

computersikkerhed.dk is a .dk domain served by 2 nameservers (ns1.designrus.dk, ns2.designrus.dk). It was registered on 6 June 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.4.18.84 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by server1.designrus.dk. The zone is not DNSSEC-signed, 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 138ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.designrus.dk	—	—	—
ns2.designrus.dk	—	—	—

🌍 A Records#

1 records 193ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.4.18.84	—	server5.designrus.dk	AS24940	Hetzner Online GmbH	46.4.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 162ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	server1.designrus.dk	176.9.4.22	server1.designrus.dk	AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

1 records 188ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:221:3960::2	—	—	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	Falkenstein

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 436ms

TXT Record
v=spf1 mx a include:_spf.designrus.dk ~all

✉️ SPF#

Policy	Record (computersikkerhed.dk)
~all (soft fail)	v=spf1 mx a include:_spf.designrus.dk ~all

📨 DMARC#

Policy	Record (_dmarc.computersikkerhed.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:postmaster@computersikkerhed.dk

📬 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 2026-10-16 19:09:39

www	46.4.18.84 2a01:4f8:221:3960::2 (AS24940) (address records, no CNAME)
www vs bare domain	Same network computersikkerhed.dk: 46.4.18.84 2a01:4f8:221:3960::2 (AS24940) www.computersikkerhed.dk: 46.4.18.84 2a01:4f8:221:3960::2 (AS24940)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 0 iterations · no salt · opt-out RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

321ms

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

🏷️ SOA#

135ms

Field	Value
Serial	2026061502
Primary NS (MNAME)	ns1.designrus.dk
Responsible (RNAME)	admin@designrus.dk
Refresh	1200s
Retry	540s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-05 14:07:38

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2023-06-06
Expires	2027-06-05 (231d)

📋 WHOIS#

⏱️ Lookup Timing#

138ms

193ms

162ms

AAAA

188ms

TXT

436ms

CAA

246ms

HTTPS

198ms

TLSA

174ms

SOA

135ms

MTA-STS

208ms

DNSSEC

321ms

SRV

0ms

Total

1564ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 19:09:39	913ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-11 03:23:26	703ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-05 13:46:43	954ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-29 13:05:59	913ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-24 12:05:15	9774ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-24 01:26:24	1712ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-18 19:37:56	951ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-09 06:26:37	1415ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-31 18:04:35	9681ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-31 01:27:31	1663ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-26 12:49:07	730ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-20 12:38:06	4073ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-16 16:03:44	1071ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-09 14:16:49	1851ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-07 00:41:07	9920ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-02 01:42:57	9783ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-25 10:23:47	1118ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-21 02:24:04	9862ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-16 03:49:56	9804ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-12 23:02:55	2797ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-06 06:51:58	5014ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-30 19:08:21	956ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 22:04:59	63216ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 22:04:28	388ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 22:02:32 shown	1564ms	2 NS 1 A 1 MX	🔓 Insecure