cksc.dk DNS records

🖥️ Nameservers2 records 27ms

Nameserver	IP addresses	PTR	ASN / ISP
marissa.ns.cloudflare.com	108.162.194.114 162.159.38.114 172.64.34.114 2606:4700:50::a29f:2672 2803:f800:50::6ca2:c272 2a06:98c1:50::ac40:2272	marissa.ns.cloudflare.com marissa.ns.cloudflare.com marissa.ns.cloudflare.com marissa.ns.cloudflare.com marissa.ns.cloudflare.com marissa.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
noah.ns.cloudflare.com	108.162.193.133 172.64.33.133 173.245.59.133 2606:4700:58::adf5:3b85 2803:f800:50::6ca2:c185 2a06:98c1:50::ac40:2185	noah.ns.cloudflare.com noah.ns.cloudflare.com noah.ns.cloudflare.com noah.ns.cloudflare.com noah.ns.cloudflare.com noah.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 26ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.80.153	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.186.60	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 31ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:5099	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:ba3c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 26ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.80.153,172.67.186.60 ech=AEX+DQBB4wAgACC4fsfBA0wpiChSKINLH/16AWAXDv3Vw0exD3YK6FDsUgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5099,2606:4700:3037::ac43:ba3c

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 DMARC

Policy	Record (_dmarc.cksc.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

🔗 TLSA / DANE

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

🔐 DNSSEC98ms

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

🏷️ SOA0ms

Field	Value
Serial	2413648251
Primary NS (MNAME)	marissa.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 RegistrationWHOIS fetched 2026-08-25 06:00:53

Field	Value
Registrar	Simply.com A/S
Registered	2026-06-10
Expires	2027-06-09 (280d)

📋 WHOIS

⏱️ Lookup Timing

NS

27ms

A

26ms

MX

26ms

AAAA

31ms

TXT

125ms

CAA

24ms

HTTPS

26ms

TLSA

39ms

SOA

0ms

MTA-STS

41ms

DNSSEC

98ms

SRV

47ms

Total

874ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 01:00:35	874ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-29 22:54:24	485ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-28 06:40:42	468ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-26 06:15:38	586ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-25 05:59:41	8395ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-09 15:28:58	4180ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-07 07:12:29	1047ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-22 03:35:18	9827ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-20 16:17:51	1414ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-05 21:58:08	1716ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-29 14:23:31	731ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-18 20:07:23	1153ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-16 22:11:08	65535ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-16 21:07:35	287ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-16 21:02:58	1414ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-16 21:00:22	2592ms	2 NS 2 A 0 MX	🔓 Insecure	View