Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rev3.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-31 04:06:50 UTC · ↺ Refresh
MX Hostnames
- rev3-com-br.mail.protection.outlook.com
MX Priorities
- rev3-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 104.21.73.46 (no PTR)
- 172.67.140.149 (no PTR)
- 2606:4700:3030::6815:492e
- 2606:4700:3031::ac43:8c95
Mail Server IPs
- 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
- 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
- 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
SOA Record
Raw SOA
alexia.ns.cloudflare.com dns.cloudflare.com 2400191520 10000 2400 604800 1800
Primary NS (mname)
alexia.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400191520
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
alexia.ns.cloudflare.com
dean.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.rdstation.com.br include:sendgrid.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict 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
4 records- ggfesci0mhdeao73tj1bcpau1r
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.rdstation.com.br include:sendgrid.net -all
- brevo-code:66612ca981fc4906cac8daf150641699
- facebook-domain-verification=x6ibgqt88kf04n3rlgqea5pdmt4uct
Full email verification for rev3.com.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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