Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
empirica.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 01:29:34 UTC · ↺ Refresh
MX Hostnames
- empirica-com-br.mail.protection.outlook.com
MX Priorities
- empirica-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 3.232.98.135 ↩ ec2-3-232-98-135.compute-1.amazonaws.com
- 34.205.5.107 ↩ ec2-34-205-5-107.compute-1.amazonaws.com
Mail Server IPs
- 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
- 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c91d:: ↩ mail-mw2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
- 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-549.awsdns-04.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-549.awsdns-04.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1676.awsdns-17.co.uk
ns-383.awsdns-47.com
ns-549.awsdns-04.net
ns-1299.awsdns-34.org
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.rdstation.com.br include:spf-us.emailsignatures365.com include:sendgrid.net -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
6 records- MS=ms23100722
- mt-46619732
- p=none
- trjdtm1j4nrl5vc634sn26778u
- DMARCv=DMARC1
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.rdstation.com.br include:spf-us.emailsignatures365.com include:sendgrid.net -all
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