delasalle.edu.mx

Valid Email Server
Domain Lookup › delasalle.edu.mx

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
delasalle.edu.mx
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-01 08:56:43 UTC · ↺ Refresh

MX Hostnames

  • delasalle-edu-mx.mail.eo.outlook.com

MX Priorities

  • delasalle-edu-mx.mail.eo.outlook.com: 0

A / AAAA Records

  • 207.249.157.5 ↩ replica01.delasalle.edu.mx
  • 207.249.157.2 ↩ principal.delasalle.edu.mx

Mail Server IPs

  • 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
  • 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
  • 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
  • 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:c91d:: ↩ mail-mw2pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:f912:: ↩ mail-cy5pr03cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c931:: ↩ mail-sn1pr02cu00100.inbound.protection.outlook.com

SOA Record

Raw SOA principal.delasalle.edu.mx hostmaster 16823 900 600 86400 3600
Primary NS (mname)
principal.delasalle.edu.mx
Admin Email (rname)
hostmaster
Serial
16823
Refresh
900s
Retry
600s
Expire
86400s
Minimum TTL
3600s

Nameservers (NS)

207.249.157.4
principal.delasalle.edu.mx

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

✓ 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

2 records
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • MS=E3ECECB60AD4E6814CB574FCFBFD354ECFA18A68
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