coolhand.dk

📜 Historical scan 2026-06-16 22:15:04 · ← 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 24ms

Nameserver	IP addresses	PTR	ASN / ISP
chuck.ns.cloudflare.com	—	—	—
lana.ns.cloudflare.com	—	—	—

🌍 A Records#

2 records 27ms

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

📧 MX Records#

1 records 31ms

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

🔷 AAAA Records (IPv6)#

2 records 33ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:803e	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::6815:c6	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 26ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.0.198,172.67.128.62 ech=AEX+DQBBAgAgACDurI0kjS+pgI4tREFXZNZReDzCEtZ7GTrS4X0Uec/8AwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:803e,2606:4700:3032::6815:c6

📝 TXT Records#

1 records 130ms

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#

97ms

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

🏷️ SOA#

24ms

Field	Value
Serial	2407069459
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 (225d)

🔗 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#

24ms

27ms

31ms

AAAA

33ms

TXT

130ms

CAA

28ms

HTTPS

26ms

TLSA

85ms

SOA

24ms

MTA-STS

84ms

DNSSEC

97ms

SRV

0ms

Total

546ms

🕐 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	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 shown	546ms	2 NS 2 A 1 MX	🔒 Secure