discoversystem.dk

📜 Historical scan 2026-09-23 20:26:20 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

discoversystem.dk is a .dk domain served by 2 nameservers (darwin.ns.cloudflare.com, zelda.ns.cloudflare.com). It was registered on 22 June 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.59.245 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, has no 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 39ms

Nameserver	IP addresses	PTR	ASN / ISP
darwin.ns.cloudflare.com	108.162.193.151 172.64.33.151 173.245.59.151 2606:4700:58::adf5:3b97 2803:f800:50::6ca2:c197 2a06:98c1:50::ac40:2197	darwin.ns.cloudflare.com darwin.ns.cloudflare.com darwin.ns.cloudflare.com darwin.ns.cloudflare.com darwin.ns.cloudflare.com darwin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
zelda.ns.cloudflare.com	108.162.192.242 172.64.32.242 173.245.58.242 2606:4700:50::adf5:3af2 2803:f800:50::6ca2:c0f2 2a06:98c1:50::ac40:20f2	zelda.ns.cloudflare.com zelda.ns.cloudflare.com zelda.ns.cloudflare.com zelda.ns.cloudflare.com zelda.ns.cloudflare.com zelda.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 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.59.245	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.186.72	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 46ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::6815:3bf5	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:ba48	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 49ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.59.245,172.67.186.72 ech=AEX+DQBBdQAgACBTPg8rwe7rLhavdc/3NydO7goOyoEhAF7G1QMqKOZiIgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:3bf5,2606:4700:3035::ac43:ba48

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 15:51:17

www	104.21.59.245 172.67.186.72 2606:4700:3034::6815:3bf5 2606:4700:3035::ac43:ba48 (AS13335) (address records, no CNAME)
www vs bare domain	Same network discoversystem.dk: 104.21.59.245 172.67.186.72 2606:4700:3034::6815:3bf5 2606:4700:3035::ac43:ba48 (AS13335) www.discoversystem.dk: 104.21.59.245 172.67.186.72 2606:4700:3034::6815:3bf5 2606:4700:3035::ac43:ba48 (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

130ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2415577981
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 2026-10-09 19:49:37

Field	Value
Registrar	Netkant ApS
Registered	2011-06-22
Expires	2027-06-30 (255d)

📋 WHOIS#

⏱️ Lookup Timing#

39ms

47ms

AAAA

46ms

TXT

231ms

CAA

53ms

HTTPS

49ms

TLSA

66ms

SOA

0ms

MTA-STS

66ms

DNSSEC

130ms

SRV

71ms

Total

764ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 13:21:45	505ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-27 21:44:40	615ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-23 20:26:20 shown	764ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-19 05:11:48	1024ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-30 13:50:14	8797ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-24 16:39:57	9689ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-24 21:59:34	608ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-24 09:32:26	919ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-23 05:45:33	874ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 03:25:35	373ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 03:21:08	473ms	2 NS 2 A 0 MX	🔓 Insecure