Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
vitao.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 14:56:02 UTC · ↺ Refresh
MX Hostnames
- spf1.opus-idc.com.br
- spf2.opus-idc.com.br
MX Priorities
- spf1.opus-idc.com.br: 10
- spf2.opus-idc.com.br: 10
A / AAAA Records
- 162.159.136.54 (no PTR)
Mail Server IPs
- 200.106.168.1 ↩ spf1.opus-idc.com.br
- 200.106.168.2 ↩ spf2.opus-idc.com.br
SOA Record
Raw SOA
diva.ns.cloudflare.com dns.cloudflare.com 2396839276 10000 2400 604800 1800
Primary NS (mname)
diva.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2396839276
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
graham.ns.cloudflare.com
diva.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:amazonses.com include:_spf.rdstation.com.br include:sendgrid.net include:mail.zendesk.com ip4:201.48.32.97 ip4:201.48.32.98 ip4:201.48.32.99 mx a:spf1.opus-idc.com.br a:spf2.opus-idc.com.br ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
mail._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- vitao.com.br.cdn.vtex.com
- MS=D9F062823EF9BDFA31C2AA416AE3ECDE8920F911
- brevo-code:d7947712bba0f4b6741d428f74057c84
- google-site-verification=sHSgd9i47JAqZcoqEjVDJfTrbeC-7GHyAuDvNe1ed0I
- SPFv=spf1 include:amazonses.com include:_spf.rdstation.com.br include:sendgrid.net include:mail.zendesk.com ip4:201.48.32.97 ip4:201.48.32.98 ip4:201.48.32.99 mx a:spf1.opus-idc.com.br a:spf2.opus-idc.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 vitao.com.br
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits