principal.com.mx

Valid Email Server
Domain Lookup › principal.com.mx

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
principal.com.mx
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-01 21:23:43 UTC · ↺ Refresh

MX Hostnames

  • maila.exchangeadministrado.com
  • mailb.exchangeadministrado.com

MX Priorities

  • maila.exchangeadministrado.com: 10
  • mailb.exchangeadministrado.com: 10

A / AAAA Records

  • 23.185.0.4 (no PTR)
  • 2620:12a:8001::4 (no PTR)
  • 2620:12a:8000::4 (no PTR)

Mail Server IPs

  • 69.49.115.73 ↩ mx1c76.carrierzone.com
  • 69.49.115.74 ↩ mx2c76.carrierzone.com

SOA Record

Raw SOA ns1.principal.com dns.principal.com 2008120404 21600 3600 1728000 3600
Primary NS (mname)
ns1.principal.com
Admin Email (rname)
dns@principal.com
Serial
2008120404
Refresh
21600s
Retry
3600s
Expire
1728000s
Minimum TTL
3600s

Nameservers (NS)

dca-ans-01.inet.qwest.net
svl-ans-01.inet.qwest.net
auth111.ns.uu.net
auth120.ns.uu.net

SPF Record

✓ Strict (-all)
v=spf1 include:spf.exchangeadministrado.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

11 records
  • google-site-verification=mH8mntG3MaQEdgWTl8KnltfZlbpN88rHbnFnZR84880
  • SPFv=spf1 include:spf.exchangeadministrado.com -all
  • dtm-domain-verification=tx6BqmCAYmQRkTrDxZBwiJAAcfADu3sq4mzYZVyrJSg
  • MS=ms57972504
  • z0gm1snh4vy1kkf290mt5fkn78y4z71b
  • _do755jrnf8c79191b84622wdby9l2o8
  • 1q1lmj2v3y575vcch0jldzpqhy2xyt0j
  • h8q417pfb8r0ftpgh4dj0qkt6dzt0j18
  • 9mrt51tjw5lcc12z2h7w9v7nk9lk1490
  • _m2da91dvf1vdtbnent38wobt7ryn9zb
  • adobe-idp-site-verification=a7ae9e72fa263a14cd9b182508844729559a9b654ab5382c0ea15d51fd8a5fd6
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