mbusd.org

Valid Email Server
Domain Lookup › mbusd.org

Domain Overview

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

Checked via [email protected] · 2026-03-27 10:29:56 UTC · ↺ Refresh

MX Hostnames

  • mbusd-org.mail.eo.outlook.com

MX Priorities

  • mbusd-org.mail.eo.outlook.com: 10

A / AAAA Records

  • 104.18.190.233 (no PTR)
  • 104.18.189.233 (no PTR)
  • 104.16.159.133
  • 104.16.158.133

Mail Server IPs

  • 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
  • 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
  • 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
  • 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
  • 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:f90b:: ↩ mail-bn6pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com

SOA Record

Raw SOA nccunix.lacoe.edu help_desk.lacoe.edu 2021082374 10800 3600 2419200 900
Primary NS (mname)
nccunix.lacoe.edu
Admin Email (rname)
help_desk@lacoe.edu
Serial
2021082374
Refresh
10800s
Retry
3600s
Expire
2419200s
Minimum TTL
900s

Nameservers (NS)

pws.lacoe.edu
netmgr.lacoe.edu
dns4.lacoe.edu
nccunix.lacoe.edu

SPF Record

✓ Strict (-all)
v=spf1 mx a:email.mbusd.org a:outlook.mbusd.org a:smtp.mbusd.org a:hybrid.mbusd.org ip4:168.245.17.251 ip4:149.72.41.205 ip4:149.72.200.177 include:spf.protection.outlook.com include:sendgrid.net -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1;p=none;rua=mailto:[email protected];ruf=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

12 records
  • 7ovsu793mlfn00qoqe3go18g1u
  • adobe-idp-site-verification=1718278a2261454b5d55f27a42c2070427c50e1372dc2b8ba1f87cb369702dfc
  • MS=C487795DAFA705D554F541519B6E3695C7A8BDC8
  • apple-domain-verification=dSyTS8KW7UYQqCsJ
  • SPFv=spf1 mx a:email.mbusd.org a:outlook.mbusd.org a:smtp.mbusd.org a:hybrid.mbusd.org ip4:168.245.17.251 ip4:149.72.41.205 ip4:149.72.200.177 include:spf.protection.outlook.com include:sendgrid.net -all
  • B+QDNmk2Sof8zdFqh+cFvno6049auaA6h0e5nk+OFpOmEKskf3Ft9BqisuzjknJF4bOTbu65+oRYASYC///rVw==
  • MS=ms61339992
  • mm30rdfj1nmdd7fohboguprp0s
  • knowbe4-site-verification=3d5dd254b8f9214d669a0fa8c24b83b0
  • nbg1rc8d9pishoveu6at26mjie.
  • fnbbbjeam06rccvghvvr7tl9h3
  • openai-domain-verification=dv-Zz4WjLqsA2pszPeWnQJ64y8T
Full email verification for mbusd.org

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits