Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
avanzzada.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 08:52:04 UTC · ↺ Refresh
MX Hostnames
- mail.protonmail.ch
- mailsec.protonmail.ch
MX Priorities
- mailsec.protonmail.ch: 20
- mail.protonmail.ch: 10
A / AAAA Records
- 104.21.34.63 (no PTR)
- 172.67.199.17 (no PTR)
- 2606:4700:3034::ac43:c711 (no PTR)
- 2606:4700:3036::6815:223f (no PTR)
Mail Server IPs
- 176.119.200.129 ↩ mailsec.protonmail.ch
- 185.70.42.129 ↩ mailsec.protonmail.ch
- 185.205.70.129 ↩ mailsec.protonmail.ch
- 185.70.42.128 ↩ mail.protonmail.ch
- 176.119.200.128 ↩ mail.protonmail.ch
- 185.205.70.128 ↩ mail.protonmail.ch
SOA Record
Raw SOA
newt.ns.cloudflare.com dns.cloudflare.com 2400033422 10000 2400 604800 1800
Primary NS (mname)
newt.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400033422
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
newt.ns.cloudflare.com
violet.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.protonmail.ch ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; sp=quarantine; rua=mailto:[email protected]!10m; ruf=mailto:[email protected]!10m; rf=afrf; pct=100; ri=86400
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]!10m
↳ Subdomain policy: quarantine
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- protonmail-verification=52f4e3d953b69861c1ad0b2174c86f617da3056b
- SPFv=spf1 include:_spf.protonmail.ch ~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 avanzzada.com.br
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits