Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
unifaccamp.edu.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 08:34:10 UTC · ↺ Refresh
MX Hostnames
- mx-vip-02.kinghost.net
- mx-vip-01.kinghost.net
MX Priorities
- mx-vip-02.kinghost.net: 5
- mx-vip-01.kinghost.net: 5
A / AAAA Records
- 187.1.138.133 ↩ web-ded-293671b.kinghost.net
- 2804:10:8010::138:133 ↩ web-ded-293671b.kinghost.net
Mail Server IPs
- 191.6.216.39 ↩ mx-vip-02-farm16.kinghost.net
- 2804:10:8016::216:39 ↩ mx-vip-02-farm16.kinghost.net
- 191.6.216.38 ↩ mx-vip-01-farm16.kinghost.net
- 2804:10:8016::216:38 ↩ mx-vip-01-farm16.kinghost.net
SOA Record
Raw SOA
dns1.kinghost.com.br abuse.kinghost.net 2409250899 86400 14400 604800 3600
Primary NS (mname)
dns1.kinghost.com.br
Admin Email (rname)
abuse@kinghost.net
Serial
2409250899
Refresh
86400s
Retry
14400s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
dns5.kinghost.com.br
dns1.kinghost.com.br
dns4.kinghost.com.br
dns6.kinghost.com.br
dns2.kinghost.com.br
dns3.kinghost.com.br
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.rdstation.com.br include:sendgrid.net ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
3 records- facebook-domain-verification=fir2qrgmrm6ar7zhtlrovc5mub8ste
- SPFv=spf1 include:_spf.rdstation.com.br include:sendgrid.net ~all
- google-site-verification=ohXmeX_g8Lhophvphp-22dXeImohXsBD289PSEk4pHA
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 unifaccamp.edu.br
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits