Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sebraesp.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 14:46:22 UTC · ↺ Refresh
MX Hostnames
- sebraesp-com-br.mail.protection.outlook.com
MX Priorities
- sebraesp-com-br.mail.protection.outlook.com: 8
A / AAAA Records
- 13.35.93.49 ↩ server-13-35-93-49.jfk50.r.cloudfront.net
- 13.35.93.74 ↩ server-13-35-93-74.jfk50.r.cloudfront.net
- 13.35.93.70 ↩ server-13-35-93-70.jfk50.r.cloudfront.net
- 13.35.93.7 ↩ server-13-35-93-7.jfk50.r.cloudfront.net
Mail Server IPs
- 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1731.awsdns-24.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1731.awsdns-24.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1731.awsdns-24.co.uk
ns-18.awsdns-02.com
ns-935.awsdns-52.net
ns-1333.awsdns-38.org
SPF Record
✓ Strict (-all)
v=spf1 mx include:sebspf.sebraesp.com.br include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:[email protected]; adkim=s; aspf=s; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
3 records- SPFv=spf1 mx include:sebspf.sebraesp.com.br include:spf.protection.outlook.com -all
- =spf1 include:_spf.i-maxpr.com include:_spf.rdstation.com.br include:sendgrid.net include:sebspf.sebraesp.com.br ip4:201.54.252.97 ip4:201.54.252.4 ip4:201.20.17.83 ip4:201.20.17.84 include:spf.protection.outlook.com -all
- google-site-verification=Mxs-2ymXa4URGfOMhsV_mtUC7nItoQGZZBc-4srXmpQ
Full email verification for sebraesp.com.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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