gruporiviera.com.br

Valid Email Server
Domain Lookup › gruporiviera.com.br

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
gruporiviera.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-31 03:40:04 UTC · ↺ Refresh

MX Hostnames

  • mail.grupow.com.br
  • ns8.grupow.com.br

MX Priorities

  • ns8.grupow.com.br: 0
  • mail.grupow.com.br: 25

A / AAAA Records

  • 186.250.186.73 ↩ 186.250.186.armazemdc.com.br

Mail Server IPs

  • 186.250.185.190 ↩ ns8.grupow.com.br
  • 186.250.184.217 ↩ ns8.grupow.com.br

SOA Record

Raw SOA ns10.gruporiviera.com.br atendimento.grupow.com.br 2026020602 3600 3600 604800 10800
Primary NS (mname)
ns10.gruporiviera.com.br
Admin Email (rname)
atendimento@grupow.com.br
Serial
2026020602
Refresh
3600s
Retry
3600s
Expire
604800s
Minimum TTL
10800s

Nameservers (NS)

ns10.gruporiviera.com.br
ns9.gruporiviera.com.br

SPF Record

✓ Strict (-all)
v=spf1 a mx include:_spf.r2pro.com.br -all
📊 DNS lookups: 3/10
✓ 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 a mx include:_spf.r2pro.com.br -all
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for gruporiviera.com.br

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits