keep-cool.dk

Records from scan: 2026-10-11 15:10:05 · 1255ms total · last checked 2026-10-19 21:56 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

keep-cool.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 23 October 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 78.156.101.181 is hosted by Sinal A/S (AS39642) in Denmark. Mail is handled by .. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 87ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 73ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
78.156.101.181	600s	—	AS39642	Sinal A/S	78.156.96.0/19	🇩🇰 Denmark	Ans

📧 MX Records#

1 records 68ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 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#

checked 2026-10-11 15:10:05

www	78.156.101.181 (AS39642) (address records, no CNAME)
www vs bare domain	Same network keep-cool.dk: 78.156.101.181 (AS39642) www.keep-cool.dk: 78.156.101.181 (AS39642)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

290ms

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

🏷️ SOA#

82ms

Field	Value
Serial	2026101101
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-11 15:34:44

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2001-10-23
Expires	2026-12-31 (71d)

🔗 Same registrant#

3 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
behr.dk	Punktum dk A/S (direct)
keepcool.dk	Punktum dk A/S (direct)
rehau-behr.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

87ms

73ms

68ms

AAAA

97ms

TXT

281ms

CAA

75ms

HTTPS

146ms

TLSA

271ms

SOA

82ms

MTA-STS

211ms

DNSSEC

290ms

SRV

198ms

Total

1255ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 15:10:05 shown	1255ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 21:24:28	1566ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-27 15:14:15	2328ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-14 16:41:49	1210ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-11 11:09:16	788ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-17 22:13:56	564ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-15 05:29:05	8752ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-04 16:26:48	1225ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 05:58:43	613ms	2 NS 1 A 1 MX	⚠️ Bogus
2026-06-17 13:27:22	3424ms	2 NS 1 A 0 MX	🔒 Secure