Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
3tentos.com.br
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 05:37:18 UTC · ↺ Refresh
MX Hostnames
- mxa-00908801.gslb.pphosted.com
- mxb-00908801.gslb.pphosted.com
MX Priorities
- mxa-00908801.gslb.pphosted.com: 10
- mxb-00908801.gslb.pphosted.com: 10
A / AAAA Records
- 51.222.245.216 ↩ ns5007205.ip-51-222-245.net
Mail Server IPs
- 66.159.240.252 ↩ mx0a-00908801.pphosted.com
SOA Record
Raw SOA
ns1-08.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-08.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns3-08.azure-dns.org
ns4-08.azure-dns.info
ns1-08.azure-dns.com
ns2-08.azure-dns.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 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- clicksign-domain-verification=BcLud57+dqyTVmq6BDSOHLtNS/JAjqnVhrtxQRI5KpE=
- clicksign-domain-verification=sNHs3OeeeKmIvB1MKK7mgo6tDDQRKA59YIQrBumxaM0=
- SPFv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all
Full email verification for 3tentos.com.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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