coool.dk
📜 Historical scan 2026-06-16 22:15:12  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   60ms
NameserverIP addressesPTRASN / ISP
ns1.ts-web.dk — — —
ns2.ts-web.dk — — —
🌍 A Records1 records   58ms
IPTTLPTRASNISP / OrgCIDRCountryCity
86.52.55.218 — 86-52-55-218.norlyscustomer.net AS39642 Sinal A/S 86.52.0.0/16 🇩🇰 Denmark Silkeborg
📧 MX Records1 records   52ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mail.coool.dk 172.104.252.26 mail.coool.dk AS63949 Akamai Connected Cloud
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   183ms
TXT Record
google-site-verification=B3yySwPMiyzUSC4cPgQex4HlPEWsMgQ5CpTrVg0by4s
v=spf1 mx a:mail.coool.dk -all
✉️ SPF
PolicyRecord (coool.dk)
-all (hard fail) v=spf1 mx a:mail.coool.dk -all
📨 DMARC
PolicyRecord (_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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC123ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA62ms
FieldValue
Serial2018011688
Primary NS (MNAME)ns1.ts-web.dk
Responsible (RNAME)so@coool.dk
Refresh3600s
Retry600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
60ms
A
58ms
MX
52ms
AAAA
60ms
TXT
183ms
CAA
57ms
HTTPS
60ms
TLSA
128ms
SOA
62ms
MTA-STS
53ms
DNSSEC
123ms
SRV
0ms
Total
585ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-08 14:21:14 2379ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-16 22:15:12 585ms 2 NS 1 A 1 MX 🔓 Insecure View
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