Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
materiaprimasuplementos.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 01:29:44 UTC · ↺ Refresh
MX Hostnames
- mx.jk.locaweb.com.br
- mx.b.locaweb.com.br
- mx.a.locaweb.com.br
MX Priorities
- mx.a.locaweb.com.br: 10
- mx.b.locaweb.com.br: 10
- mx.jk.locaweb.com.br: 20
A / AAAA Records
- 20.85.52.51 (no PTR)
Mail Server IPs
- 186.202.4.42 ↩ mx.a.locaweb.com.br
- 177.153.23.242 ↩ mx.b.locaweb.com.br
- 200.234.204.130 ↩ mx.jk.locaweb.com.br
SOA Record
Raw SOA
d.sec.dns.br hostmaster.registro.br 2026075000 86400 900 604800 900
Primary NS (mname)
d.sec.dns.br
Admin Email (rname)
hostmaster@registro.br
Serial
2026075000
Refresh
86400s
Retry
900s
Expire
604800s
Minimum TTL
900s
Nameservers (NS)
d.sec.dns.br
f.sec.dns.br
SPF Record
✓ Soft Fail (~all)
v=spf1 include:matspf.materiaprimasuplementos.com.br include:_spf.locaweb.com.br ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:matspf.materiaprimasuplementos.com.br include:_spf.locaweb.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 materiaprimasuplementos.com.br
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits