Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gmo-online.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 09:01:08 UTC · ↺ Refresh
MX Hostnames
- mx-vip-01-farm64.kinghost.net
- mx-vip-02-farm64.kinghost.net
MX Priorities
- mx-vip-01-farm64.kinghost.net: 5
- mx-vip-02-farm64.kinghost.net: 5
A / AAAA Records
- 149.18.102.232 (no PTR)
Mail Server IPs
- 191.6.216.38 ↩ mx-vip-01-farm16.kinghost.net
- 2804:10:8016::216:38 ↩ mx-vip-01-farm16.kinghost.net
- 191.6.216.39 ↩ mx-vip-02-farm16.kinghost.net
- 2804:10:8016::216:39 ↩ mx-vip-02-farm16.kinghost.net
SOA Record
Raw SOA
a.sec.dns.br hostmaster.registro.br 2026070000 345600 900 604800 900
Primary NS (mname)
a.sec.dns.br
Admin Email (rname)
hostmaster@registro.br
Serial
2026070000
Refresh
345600s
Retry
900s
Expire
604800s
Minimum TTL
900s
Nameservers (NS)
a.sec.dns.br
b.sec.dns.br
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.kinghost.net -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict 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
1 record- SPFv=spf1 include:_spf.kinghost.net -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 gmo-online.com.br
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits