colegiomayor.edu.pe

Valid Email Server
Domain Lookup › colegiomayor.edu.pe

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
colegiomayor.edu.pe
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-04 13:56:51 UTC · ↺ Refresh

MX Hostnames

  • colegiomayor-edu-pe.mail.protection.outlook.com

MX Priorities

  • colegiomayor-edu-pe.mail.protection.outlook.com: 0

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
  • 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
  • 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
  • 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
  • 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:c927:: ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com

SOA Record

Raw SOA ns.rcp.net.pe operador.rcp.pe 2025010300 7200 300 604800 7200
Primary NS (mname)
ns.rcp.net.pe
Admin Email (rname)
operador@rcp.pe
Serial
2025010300
Refresh
7200s
Retry
300s
Expire
604800s
Minimum TTL
7200s

Nameservers (NS)

ns.rcp.net.pe
ns2.rcp.net.pe

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
  • 06-06-2023
  • SPFv=spf1 include:spf.protection.outlook.com -all
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