Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
unar.edu.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-31 08:44:32 UTC · ↺ Refresh
MX Hostnames
- mx.uhserver.com
MX Priorities
- mx.uhserver.com: 10
A / AAAA Records
- 177.104.185.183 ↩ vps-107.innotec.com.br
Mail Server IPs
- 200.147.36.29 ↩ mx.uhserver.com
SOA Record
Raw SOA
ns1.dominios.uol.com.br admin.uolhost.com.br 2026033000 43200 3600 604800 1800
Primary NS (mname)
ns1.dominios.uol.com.br
Admin Email (rname)
admin@uolhost.com.br
Serial
2026033000
Refresh
43200s
Retry
3600s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ns1.dominios.uol.com.br
ns3.dominios.uol.com.br
ns2.dominios.uol.com.br
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com include:outlook.com include:spf.microsoftonline.com include:spf.protection.outlook.com include:spf.whservidor.com ~all
📊 DNS lookups: 5/10
~ 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
2 records- SPFv=spf1 include:_spf.google.com include:outlook.com include:spf.microsoftonline.com include:spf.protection.outlook.com include:spf.whservidor.com ~all
- google-site-verification=wbmAOcjlhRJuFRMeSEDZ6DjgtZ7eKaNsI4TsSON1oJE
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 unar.edu.br
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits