discoversystems.dk

📜 Historical scan 2026-06-17 03:23:45 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

discoversystems.dk is a .dk domain served by 2 nameservers (darwin.ns.cloudflare.com, zelda.ns.cloudflare.com). It was registered on 11 July 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.11.4 is hosted by Cloudflare, Inc. (AS13335). 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 50ms

Nameserver	IP addresses	PTR	ASN / ISP
darwin.ns.cloudflare.com	—	—	—
zelda.ns.cloudflare.com	—	—	—

🌍 A Records#

2 records 53ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.11.4	—	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.164.223	—	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 35ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3037::6815:b04	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:a4df	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 38ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.11.4,172.67.164.223 ech=AEX+DQBBbgAgACB4DR5gWJfMb8ThEudjXgbdGijjNCs106cx5Oz3+3/wBAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:b04,2606:4700:3037::ac43:a4df

📝 TXT Records#

3 records 117ms

TXT Record
google-site-verification=IblLIVRautVKdMM18oRHhfSGHPAIIYgXhxS7efcvQwg
mandrill_verify.qlP_6rTKlF4YwH3TuR6Ofw
v=spf1 include:servers.mcsv.net -all

✉️ SPF#

Policy	Record (discoversystems.dk)
-all (hard fail)	v=spf1 include:servers.mcsv.net -all

📨 DMARC#

Policy	Record (_dmarc.discoversystems.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-12 05:36:50

www CNAME	edge.netkant.eu (all on netkant.eu) → 162.19.250.219 51.38.38.70 51.68.137.74 (AS16276)
www vs bare domain	Same network discoversystems.dk: 162.19.250.219 51.38.38.70 51.68.137.74 (AS16276) www.discoversystems.dk: 162.19.250.219 51.38.38.70 51.68.137.74 (AS16276)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

70ms

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

🏷️ SOA#

44ms

Field	Value
Serial	2405855857
Primary NS (MNAME)	darwin.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 01:31:25

Field	Value
Registrar	Netkant ApS
Registered	2002-07-11
Expires	2027-09-30 (348d)

🔗 Same registrant#

2 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
kaldesystem.dk	Netkant ApS
tjenersystem.dk	Netkant ApS

📋 WHOIS#

⏱️ Lookup Timing#

50ms

53ms

42ms

AAAA

35ms

TXT

117ms

CAA

42ms

HTTPS

38ms

TLSA

46ms

SOA

44ms

MTA-STS

48ms

DNSSEC

70ms

SRV

0ms

Total

327ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 05:36:50	1124ms	2 NS 3 A 0 MX	🔓 Insecure
2026-09-29 19:24:45	795ms	2 NS 3 A 0 MX	🔓 Insecure
2026-09-29 01:19:59	1064ms	2 NS 3 A 0 MX	🔓 Insecure
2026-09-23 23:43:18	593ms	2 NS 3 A 0 MX	🔓 Insecure
2026-09-19 07:54:49	694ms	2 NS 3 A 0 MX	🔓 Insecure
2026-09-11 21:28:24	2972ms	2 NS 3 A 0 MX	🔓 Insecure
2026-08-12 17:27:19	1166ms	2 NS 3 A 0 MX	🔓 Insecure
2026-08-08 22:02:09	1398ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-22 04:10:38	807ms	2 NS 2 A 0 MX	❓ Unknown
2026-07-15 20:43:43	8988ms	2 NS 2 A 0 MX	❓ Unknown
2026-06-21 17:35:40	472ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-19 16:52:36	2214ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-19 12:06:59	739ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 03:23:45 shown	327ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 03:21:15	440ms	2 NS 2 A 0 MX	🔓 Insecure