upchihuahua.edu.mx

Valid Email Server
Domain Lookup › upchihuahua.edu.mx

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
upchihuahua.edu.mx
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-27 01:00:34 UTC · ↺ Refresh

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MX Hostnames

  • alt3.aspmx.l.google.com
  • alt2.aspmx.l.google.com
  • alt4.aspmx.l.google.com
  • aspmx.l.google.com
  • alt1.aspmx.l.google.com
  • upchihuahua-edu-mx.mail.protection.outlook.com

MX Priorities

  • aspmx.l.google.com: 1
  • alt1.aspmx.l.google.com: 5
  • alt2.aspmx.l.google.com: 5
  • upchihuahua-edu-mx.mail.protection.outlook.com: 20
  • alt4.aspmx.l.google.com: 10
  • alt3.aspmx.l.google.com: 10

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 142.251.16.27 ↩ bl-in-f27.1e100.net
  • 2607:f8b0:4004:c0b::1a ↩ bj-in-f26.1e100.net
  • 108.177.123.26 ↩ lcscld-in-f26.1e100.net
  • 2800:3f0:4003:c0f::1a (no PTR)
  • 172.253.116.27 ↩ dj-in-f27.1e100.net
  • 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
  • 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
  • 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
  • 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
  • 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:c902::4
  • 2a01:111:f403:c92c::3
  • 2a01:111:f403:c91d::b
  • 2a01:111:f403:c922::2
  • 173.194.76.27
  • 2a00:1450:400c:c00::1a

SOA Record

Raw SOA ns1.1.1.1.1 sistemas.upchihuahua.edu.mx 2026020602 3600 600 1209600 3600
Primary NS (mname)
ns1.1.1.1.1
Admin Email (rname)
sistemas@upchihuahua.edu.mx
Serial
2026020602
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
3600s

Nameservers (NS)

ns1.1.1.1.1

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

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

No TXT records found.

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