Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cadaris.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 19:18:34 UTC · ↺ Refresh
MX Hostnames
- mx.b.locaweb.com.br
- mx.core.locaweb.com.br
- mx.jk.locaweb.com.br
- mx.a.locaweb.com.br
MX Priorities
- mx.core.locaweb.com.br: 10
- mx.jk.locaweb.com.br: 20
- mx.b.locaweb.com.br: 20
- mx.a.locaweb.com.br: 20
A / AAAA Records
- 191.6.210.190 ↩ web2109.uni5.net
- 2804:10:8002::210:190 ↩ web2109.uni5.net
Mail Server IPs
- 177.153.23.241 ↩ mx.core.locaweb.com.br
- 200.234.204.130 ↩ mx.jk.locaweb.com.br
- 177.153.23.242 ↩ mx.b.locaweb.com.br
- 186.202.4.42 ↩ mx.a.locaweb.com.br
SOA Record
Raw SOA
dns1.selfti.com.br abuse.uni5.net 2511240762 86400 14400 604800 3600
Primary NS (mname)
dns1.selfti.com.br
Admin Email (rname)
abuse@uni5.net
Serial
2511240762
Refresh
86400s
Retry
14400s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
dns4.selfti.com.br
dns1.selfti.com.br
dns3.selfti.com.br
dns2.selfti.com.br
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.locaweb.com.br ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 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 cadaris.com.br
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits