Domain Overview
DNS: ✓ just now
Checker: ✓ just now
aio.com.mx
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-21 00:34:37 UTC · ↺ Refresh
MX Hostnames
- mail.aio.com.mx
MX Priorities
- mail.aio.com.mx: 5
A / AAAA Records
- 138.197.198.27 ↩ smtp03.treebes.com
Mail Server IPs
- 138.197.198.27 ↩ smtp03.treebes.com
SOA Record
Raw SOA
smtp03.treebes.com root.smtp03.treebes.com 1543254772 10800 3600 604800 38400
Primary NS (mname)
smtp03.treebes.com
Admin Email (rname)
root@smtp03.treebes.com
Serial
1543254772
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
38400s
Nameservers (NS)
smtp03.treebes.com
ns03.treebes.com
SPF Record
✓ Strict (-all)
v=spf1 mx a:aio.com.mx ip4:138.197.198.27 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; ruf=mailto:[email protected]; rua=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
2 records- SPFv=spf1 mx a:aio.com.mx ip4:138.197.198.27 -all
- google-site-verification=dNx5u09qUJWb_tJc5RojDYsS6kQ5k5TMpRUjA3pCfNk
Full email verification for aio.com.mx
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