Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
khangphuc.vn
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-14 04:18:40 UTC · ↺ Refresh
MX Hostnames
- pro28.emailserver.vn
MX Priorities
- pro28.emailserver.vn: 10
A / AAAA Records
- 103.90.234.233 (no PTR)
Mail Server IPs
- 103.110.129.128 ↩ pro28.emailserver.vn
SOA Record
Raw SOA
ns1.pavietnam.vn hostmaster.khangphuc.vn 2026012631 14400 3600 1209600 86400
Primary NS (mname)
ns1.pavietnam.vn
Admin Email (rname)
hostmaster@khangphuc.vn
Serial
2026012631
Refresh
14400s
Retry
3600s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.pavietnam.vn
ns2.pavietnam.vn
SPF Record
✓ Strict (-all)
v=spf1 mx include:emailserver.vn -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- _1ub7mwqjb35p9gake6x53sm8bey9e89
- f08y5qj7s0vx7n7nqtmsbdv62g3ylzzy
- _47ru155lx9x82nhrh4id47j7xbtziny
- _4pqomw2slrqz0s7mvl7cjqjt6ncyz0q
- SPFv=spf1 mx include:emailserver.vn -all
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