Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ceuma.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-02 15:29:25 UTC · ↺ Refresh
MX Hostnames
- ceuma-com-br.mail.protection.outlook.com
MX Priorities
- ceuma-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 200.1.125.148 ↩ ip148.ceuma.br
Mail Server IPs
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 52.101.50.1 ↩ mail-co1pr05cu00401.inbound.protection.outlook.com
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 2a01:111:f403:f908:: ↩ mail-bn1pr21cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.ceuma.com.br postmaster.ceuma.com.br 2025050601 3600 15 1209600 43200
Primary NS (mname)
ns1.ceuma.com.br
Admin Email (rname)
postmaster@ceuma.com.br
Serial
2025050601
Refresh
3600s
Retry
15s
Expire
1209600s
Minimum TTL
43200s
Nameservers (NS)
ns2.ceuma.com.br
ns1.ceuma.com.br
ns3.ceuma.com.br
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- google-site-verification=tbbyFKrnULxDH7Lwg0W3dl9842ayYlk0OHo4gVwPF8Y
- SPFv=spf1 include:spf.protection.outlook.com -all
Full email verification for ceuma.com.br
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