jbrpartners.com.br

Valid Email Server
Domain Lookup › jbrpartners.com.br

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
jbrpartners.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-01 05:39:16 UTC · ↺ Refresh

MX Hostnames

  • jbrpartners-com-br.mail.protection.outlook.com

MX Priorities

  • jbrpartners-com-br.mail.protection.outlook.com: 1

A / AAAA Records

  • 172.67.152.157 (no PTR)
  • 104.21.88.196 (no PTR)
  • 2606:4700:3037::ac43:989d
  • 2606:4700:3031::6815:58c4

Mail Server IPs

  • 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
  • 52.101.11.13 ↩ mail-sn1pr0501cu00205.inbound.protection.outlook.com
  • 52.101.194.4 ↩ mail-ch4pr04cu00104.inbound.protection.outlook.com
  • 52.101.9.0 ↩ mail-bl2pr02cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:f901::1 ↩ mail-bl0pr02cu00601.inbound.protection.outlook.com
  • 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:f908::2 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com

SOA Record

Raw SOA donovan.ns.cloudflare.com dns.cloudflare.com 2399472212 10000 2400 604800 1800
Primary NS (mname)
donovan.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399472212
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

monroe.ns.cloudflare.com
donovan.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • google-site-verification=Ltl1aXvbRmtIwT0EIsGYW1uuAPJavZnSEjckMsF2-qI
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