Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
aaa.com.vn
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 17:58:10 UTC · ↺ Refresh
MX Hostnames
- mail.aaa.com.vn
MX Priorities
- mail.aaa.com.vn: 10
A / AAAA Records
- 171.244.205.234 (no PTR)
Mail Server IPs
- 171.244.205.216 ↩ mail.aaa.com.vn
SOA Record
Raw SOA
ns1.matbao.vn admin.matbao.com 2026021001 18000 1800 604800 1800
Primary NS (mname)
ns1.matbao.vn
Admin Email (rname)
admin@matbao.com
Serial
2026021001
Refresh
18000s
Retry
1800s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ns2.matbao.vn
ns1.matbao.vn
ns-bak.matbao.com
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:171.244.205.216 ?all
📊 DNS lookups: 2/10
? Neutral (?all) — no enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✗ None detectedNo 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 +a +mx +ip4:171.244.205.216 ?all
Full email verification for aaa.com.vn
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits