Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
supranet.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-03 04:20:35 UTC · ↺ Refresh
MX Hostnames
- zimbra.supranet.com.br
MX Priorities
- zimbra.supranet.com.br: 10
A / AAAA Records
- 201.182.99.60 ↩ unknown.lhost.net.br
Mail Server IPs
- 131.161.93.197 ↩ zimbra.supranet.com.br
SOA Record
Raw SOA
ns1.supranet.com.br noc.supranet.com.br 2025121102 7200 540 1209600 3600
Primary NS (mname)
ns1.supranet.com.br
Admin Email (rname)
noc@supranet.com.br
Serial
2025121102
Refresh
7200s
Retry
540s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns2.supranet.com.br
ns1.supranet.com.br
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx a:_spf.supranet.com.br include:_spf.rdstation.com.br include:sendgrid.net include:_spf.google.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=0:1:d:s; sp=quarantine
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
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
5 records- facebook-domain-verification=j3p4yz1cdd6krpf62zut5j0g4c2owd
- google-site-verification=doBLO_B9fE7a5ZLKgUkvOx_rClzHNwS7f_9p-BWJBEM
- SPFv=spf1 a mx a:_spf.supranet.com.br include:_spf.rdstation.com.br include:sendgrid.net include:_spf.google.com ~all
- google-site-verification=AqeAqVMTQiN41zuHIn5cbTFIg-X5vamOFohVexFqeAs
- google-site-verification=uAmfjPK-BZRuk4FtMQXNBOrbOP0TvkcUuFGINjC2y6I
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