coool.dk

Records from scan: 2026-10-06 17:37:54 · 1280ms total · last checked 2026-10-15 18:30 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

coool.dk is a .dk domain served by 2 nameservers (ns1.ts-web.dk, ns2.ts-web.dk). It was registered on 11 July 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 86.52.55.218 is hosted by Sinal A/S (AS39642) in Denmark. Mail is handled by mail.coool.dk. The zone is not DNSSEC-signed, publishes a 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 49ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.ts-web.dk	172.104.252.26	mail.coool.dk	AS63949 Akamai Connected Cloud
ns2.ts-web.dk	212.71.248.134	212-71-248-134.ip.linodeusercontent.com	AS63949 Akamai Connected Cloud

🌍 A Records#

1 records 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
86.52.55.218	100s	86-52-55-218.norlyscustomer.net	AS39642	Sinal A/S	86.52.0.0/16	🇩🇰 Denmark	Viborg

📧 MX Records#

1 records 64ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	60s	mail.coool.dk	172.104.252.26	mail.coool.dk	AS63949 Akamai Connected Cloud

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	86.52.55.218
🔶 Autoconfig	86.52.55.218

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 426ms

TXT Record
google-site-verification=B3yySwPMiyzUSC4cPgQex4HlPEWsMgQ5CpTrVg0by4s
v=spf1 mx a:mail.coool.dk -all

✉️ SPF#

Policy	Record (coool.dk)
-all (hard fail)	v=spf1 mx a:mail.coool.dk -all

📨 DMARC#

Policy	Record (_dmarc.coool.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:s@coool.dk; ruf=mailto:s@coool.dk; adkim=s; aspf=s

📬 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 2026-10-12 09:06:44

www	86.52.55.218 (AS39642) (address records, no CNAME)
www vs bare domain	Same network coool.dk: 86.52.55.218 (AS39642) www.coool.dk: 86.52.55.218 (AS39642)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

1 found

Selector	CNAME	Key
dkim	—	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.coool.dk	9y_QvHesG7oXitNFjdYqUBk6wuCtgGmXy7L4l1vy700

🔗 TLSA / DANE#

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

🔐 DNSSEC#

90ms

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

🏷️ SOA#

61ms

Field	Value
Serial	2018011690
Primary NS (MNAME)	ns1.ts-web.dk
Responsible (RNAME)	so@coool.dk
Refresh	3600s
Retry	600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-06 18:00:38

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2001-07-11
Expires	2027-09-30 (348d)

📋 WHOIS#

⏱️ Lookup Timing#

49ms

52ms

64ms

AAAA

59ms

TXT

426ms

CAA

60ms

HTTPS

57ms

TLSA

150ms

SOA

61ms

MTA-STS

102ms

DNSSEC

90ms

SRV

134ms

Total

1280ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-06 17:37:54 shown	1280ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-15 06:43:19	1461ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-08 14:21:14	2379ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 22:15:12	585ms	2 NS 1 A 1 MX	🔓 Insecure