pbpres.org

Valid Email Server
Domain Lookup › pbpres.org

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
pbpres.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-28 18:40:24 UTC · ↺ Refresh

MX Hostnames

  • pbpres-org.mail.protection.outlook.com
  • mx3c40.carrierzone.com
  • mx2c40.carrierzone.com
  • mx1c40.carrierzone.com

MX Priorities

  • mx3c40.carrierzone.com: 110
  • pbpres-org.mail.protection.outlook.com: 0
  • mx1c40.carrierzone.com: 10
  • mx2c40.carrierzone.com: 100

A / AAAA Records

  • 23.236.62.147

Mail Server IPs

  • 64.29.151.238 ↩ mx3c40.carrierzone.com
  • 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
  • 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
  • 52.101.11.13 ↩ mail-sn1pr0501cu00205.inbound.protection.outlook.com
  • 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:f908:: ↩ mail-bn1pr21cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
  • 2a01:111:f403:c946::3 ↩ mail-ch0pr04cu00603.inbound.protection.outlook.com
  • 64.29.151.236 ↩ mx1c40.carrierzone.com
  • 64.29.151.237

SOA Record

Raw SOA ns1.aplus.net hostmaster.aplus.net 2021081720 7200 86400 3600000 86400
Primary NS (mname)
ns1.aplus.net
Admin Email (rname)
hostmaster@aplus.net
Serial
2021081720
Refresh
7200s
Retry
86400s
Expire
3600000s
Minimum TTL
86400s

Nameservers (NS)

ns2.aplus.net
ns3.aplus.net
ns1.aplus.net

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

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
  • MS=ms85853212
  • SPFv=spf1 include:spf.protection.outlook.com -all
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