coolhand.dk

📜 Historical scan 2026-08-16 01:15:10 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

coolhand.dk is a .dk domain served by 2 nameservers (chuck.ns.cloudflare.com, lana.ns.cloudflare.com). It was registered on 13 January 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.0.198 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.coolhand.dk. The zone is DNSSEC-signed and validates, 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 14ms

Nameserver	IP addresses	PTR	ASN / ISP
chuck.ns.cloudflare.com	108.162.193.86 172.64.33.86 173.245.59.86 2606:4700:58::adf5:3b56 2803:f800:50::6ca2:c156 2a06:98c1:50::ac40:2156	chuck.ns.cloudflare.com chuck.ns.cloudflare.com chuck.ns.cloudflare.com chuck.ns.cloudflare.com chuck.ns.cloudflare.com chuck.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lana.ns.cloudflare.com	108.162.192.182 172.64.32.182 173.245.58.182 2606:4700:50::adf5:3ab6 2803:f800:50::6ca2:c0b6 2a06:98c1:50::ac40:20b6	lana.ns.cloudflare.com lana.ns.cloudflare.com lana.ns.cloudflare.com lana.ns.cloudflare.com lana.ns.cloudflare.com lana.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 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.0.198	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.128.62	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 10ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.coolhand.dk	93.167.225.233	mail.mikrosec.net	AS3292 TDC Holding A/S

🔷 AAAA Records (IPv6)#

2 records 14ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::ac43:803e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000::/42	—	—
2606:4700:3037::6815:c6	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000::/42	—	—

🔐 HTTPS Records#

1 records 19ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.0.198,172.67.128.62 ech=AEX+DQBBbQAgACBvOx6kwSqzCH+bvZvf7IAbE+b9C7ZXZbaoOdXAfP02YwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:803e,2606:4700:3037::6815:c6

📝 TXT Records#

1 records 34ms

TXT Record
v=spf1 a ip4:93.167.225.233 mx:mail.mikrosec.net -all

✉️ SPF#

Policy	Record (coolhand.dk)
-all (hard fail)	v=spf1 a ip4:93.167.225.233 mx:mail.mikrosec.net -all

📨 DMARC#

Policy	Record (_dmarc.coolhand.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:faf2c51f5f3d409a945e4361b5eb7bd9@dmarc-reports.cloudflare.net

📬 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 2026-10-14 08:51:35

www	104.21.0.198 172.67.128.62 2606:4700:3035::ac43:803e 2606:4700:3037::6815:c6 (AS13335) (address records, no CNAME)
www vs bare domain	Same network coolhand.dk: 104.21.0.198 172.67.128.62 2606:4700:3035::ac43:803e 2606:4700:3037::6815:c6 (AS13335) www.coolhand.dk: 104.21.0.198 172.67.128.62 2606:4700:3035::ac43:803e 2606:4700:3037::6815:c6 (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

118ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

Key type	Algorithm	Public key
KSK	ECDSA P-256/SHA-256	mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopK…
ZSK	ECDSA P-256/SHA-256	oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XN…

🏷️ SOA#

8ms

Field	Value
Serial	2411216665
Primary NS (MNAME)	chuck.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-14 09:34:15

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2005-01-13
Expires	2027-05-31 (226d)

🔗 Same registrant#

4 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
adlercreutz.dk	Punktum dk A/S (direct)
fugefraes.dk	Punktum dk A/S (direct)
fugefræs.dk	Punktum dk A/S (direct)
mikrosec.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

14ms

35ms

10ms

AAAA

14ms

TXT

34ms

CAA

9ms

HTTPS

19ms

TLSA

130ms

SOA

8ms

MTA-STS

17ms

DNSSEC

118ms

SRV

0ms

Total

1318ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 08:51:35	3975ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-01 08:56:38	514ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-29 01:17:06	714ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-20 23:41:44	1276ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-06 19:07:24	1990ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-27 12:23:20	586ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-26 12:06:20	740ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-16 01:15:10 shown	1318ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-06 19:10:22	9110ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-11 22:55:36	9832ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-02 00:56:59	881ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-16 22:15:04	546ms	2 NS 2 A 1 MX	🔒 Secure