cooltat.com.hk

Valid Email Server
Domain Lookup › cooltat.com.hk

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
cooltat.com.hk
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-14 01:56:12 UTC · ↺ Refresh

MX Hostnames

  • mxn.mxhichina.com
  • mxw.mxhichina.com

MX Priorities

  • mxn.mxhichina.com: 5
  • mxw.mxhichina.com: 10

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 47.246.137.47 (no PTR)
  • 47.246.136.231 ↩ cz-clare.com
  • 47.246.99.195 ↩ reachsmartdwell.com

SOA Record

Raw SOA ns3.myhostadmin.net dnsconct.myhostadmin.net 2022120188 43200 300 1209600 3600
Primary NS (mname)
ns3.myhostadmin.net
Admin Email (rname)
dnsconct@myhostadmin.net
Serial
2022120188
Refresh
43200s
Retry
300s
Expire
1209600s
Minimum TTL
3600s

Nameservers (NS)

ns3.myhostadmin.net
ns4.myhostadmin.net

SPF Record

✓ Strict (-all)
v=spf1 include:spf.mxhichina.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

1 record
  • SPFv=spf1 include:spf.mxhichina.com -all
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