Domain Overview
DNS: ✓ 20d ago
Checker: ✓ 20d ago
tpo.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-21 09:17:24 UTC · ↺ Refresh
MX Hostnames
- mail.tpo.com.br
MX Priorities
- mail.tpo.com.br: 0
A / AAAA Records
- 186.208.80.110 ↩ 110.80.208.186.razaoinfo.net.br
Mail Server IPs
- 170.254.43.9 ↩ plsk-lnx-gruporazao.bitcom.com.br
SOA Record
Raw SOA
a.ns.bitcom.psi.br sva.bitcom.com.br 2026040901 7200 540 604800 3600
Primary NS (mname)
a.ns.bitcom.psi.br
Admin Email (rname)
sva@bitcom.com.br
Serial
2026040901
Refresh
7200s
Retry
540s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
b.ns.bitcom.psi.br
a.ns.bitcom.psi.br
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.bitcom.psi.br ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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 include:_spf.bitcom.psi.br ~all
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