cisca.dk

📜 Historical scan 2026-08-27 04:45:03 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cisca.dk is a .dk domain served by 2 nameservers (ed.ns.cloudflare.com, jillian.ns.cloudflare.com). It was registered on 17 December 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.52.104 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 30ms

Nameserver	IP addresses	PTR	ASN / ISP
ed.ns.cloudflare.com	108.162.193.111 172.64.33.111 173.245.59.111 2606:4700:58::adf5:3b6f 2803:f800:50::6ca2:c16f 2a06:98c1:50::ac40:216f	ed.ns.cloudflare.com ed.ns.cloudflare.com ed.ns.cloudflare.com ed.ns.cloudflare.com ed.ns.cloudflare.com ed.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jillian.ns.cloudflare.com	108.162.194.44 162.159.38.44 172.64.34.44 2606:4700:50::a29f:262c 2803:f800:50::6ca2:c22c 2a06:98c1:50::ac40:222c	jillian.ns.cloudflare.com jillian.ns.cloudflare.com jillian.ns.cloudflare.com jillian.ns.cloudflare.com jillian.ns.cloudflare.com jillian.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 26ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.52.104	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.198.20	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 29ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:c614	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:3468	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 23ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.52.104,172.67.198.20 ech=AEX+DQBBbwAgACCcSqCCymWbpZSh2MukAi6EK9cGHbJNtMgI/KWdWVcZYAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:c614,2606:4700:3034::6815:3468

📝 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 2026-10-08 12:44:24

www	104.21.52.104 172.67.198.20 2606:4700:3030::ac43:c614 2606:4700:3034::6815:3468 (AS13335) (address records, no CNAME)
www vs bare domain	Same network cisca.dk: 104.21.52.104 172.67.198.20 2606:4700:3030::ac43:c614 2606:4700:3034::6815:3468 (AS13335) www.cisca.dk: 104.21.52.104 172.67.198.20 2606:4700:3030::ac43:c614 2606:4700:3034::6815:3468 (AS13335)
Wildcard	No

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.cisca.dk	fvcfxQ3A1ewAPEGnGgxYvbR9KiF7y8rhccIL-Biz6LA
TXT	_acme-challenge.cisca.dk	vQQS6hWSmlsfPRjYT-7DMY0p12j9nsr6GgO6sTbhpPY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

103ms

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	2413240995
Primary NS (MNAME)	ed.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-08 18:24:50

Field	Value
Registrar	Obsidian Digital A/S
Registered	2020-12-17
Expires	2026-12-31 (73d)

📋 WHOIS#

⏱️ Lookup Timing#

30ms

26ms

AAAA

29ms

TXT

165ms

CAA

22ms

HTTPS

23ms

TLSA

49ms

SOA

0ms

MTA-STS

43ms

DNSSEC

103ms

SRV

51ms

Total

545ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 07:26:45	427ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-30 14:56:48	485ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-24 06:13:46	2417ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-21 16:36:42	1088ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-17 20:28:57	1866ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-10 17:30:07	2724ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-02 00:19:26	2441ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-27 22:43:17	535ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-27 04:45:03 shown	545ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-13 16:44:30	813ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-25 12:43:14	2906ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-20 23:25:15	556ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-16 20:55:02	595ms	2 NS 2 A 0 MX	🔓 Insecure