sustentasolucoes.com.br

Valid Email Server
Domain Lookup › sustentasolucoes.com.br

Domain Overview

DNS: ✓ just now Checker: ✓ just now
sustentasolucoes.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-06-01 20:54:52 UTC · ↺ Refresh

Add email validation to your forms — free

Add our free script to block 10,000+ disposable domains + perform other checks. No signup, unlimited checks.

MX validation Disposable detection Role accounts
Add to your signup form
<script src="https://check.verifyswift.com/"></script>
One line · No registration · See full docs & demo → · Customize →

MX Hostnames

  • mail.sustentasolucoes.com.br

MX Priorities

  • mail.sustentasolucoes.com.br: 0

A / AAAA Records

  • 23.236.62.147 ↩ 147.62.236.23.bc.googleusercontent.com

Mail Server IPs

  • 51.222.82.190 ↩ cloud023.ca.san.psi.br
  • 2607:5300:203:83be:: (no PTR)

SOA Record

Raw SOA ns1.san.psi.br hostmaster.corp.saninternet.com 2026040403 3600 1800 1209600 86400
Primary NS (mname)
ns1.san.psi.br
Admin Email (rname)
hostmaster@corp.saninternet.com
Serial
2026040403
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns4.san.psi.br
ns2.san.psi.br
ns3.san.psi.br
ns1.san.psi.br

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:51.222.82.190 ip4:142.4.217.33 ip4:51.222.203.23 ip4:54.39.16.117 ip4:198.50.159.192 +a +mx ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=100;fo=1;rf=afrf;ri=86400;rua=mailto:[email protected].;ruf=mailto:[email protected].
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected].
↳ Subdomain policy: none

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

1 record
  • SPFv=spf1 ip4:51.222.82.190 ip4:142.4.217.33 ip4:51.222.203.23 ip4:54.39.16.117 ip4:198.50.159.192 +a +mx ~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 · Customize →
See demo & docs
Deep verification
Full email verification for sustentasolucoes.com.br

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

No credit card required
Get 1,000 Free Credits