uttehuacan.edu.mx

Valid Email Server
Domain Lookup › uttehuacan.edu.mx

Domain Overview

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

Checked via [email protected] · 2026-03-29 13:17:45 UTC · ↺ Refresh

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MX Hostnames

  • aspmx.l.google.com
  • aspmx2.googlemail.com
  • alt1.aspmx.l.google.com
  • alt2.aspmx.l.google.com

MX Priorities

  • aspmx2.googlemail.com: 30
  • alt1.aspmx.l.google.com: 20
  • aspmx.l.google.com: 0
  • alt2.aspmx.l.google.com: 20

A / AAAA Records

  • 67.23.227.231 ↩ vps.uttehuacan.edu.mx

Mail Server IPs

  • 108.177.123.26 ↩ lcscld-in-f26.1e100.net
  • 2800:3f0:4003:c0f::1b (no PTR)
  • 64.233.180.27 ↩ on-in-f27.1e100.net
  • 2607:f8b0:4004:c08::1b ↩ bi-in-f27.1e100.net
  • 172.253.116.27 ↩ dj-in-f27.1e100.net
  • 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net

SOA Record

Raw SOA ns1.uttehuacan.edu.mx soporteweb.uttehuacan.edu.mx 2026032601 3600 7200 1209600 86400
Primary NS (mname)
ns1.uttehuacan.edu.mx
Admin Email (rname)
soporteweb@uttehuacan.edu.mx
Serial
2026032601
Refresh
3600s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns1.uttehuacan.edu.mx
ns2.uttehuacan.edu.mx

SPF Record

✓ Strict (-all)
v=spf1 include:_spf.google.com +a +mx ip4:67.23.227.231 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1;p=quarantine;sp=none;adkim=s;aspf=s;pct=100;fo=1;rf=afrf;ri=86400;rua=mailto:[email protected];ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none

DKIM Selectors

✓ 2 found
google._domainkey
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

3 records
  • SPFv=spf1 include:_spf.google.com +a +mx ip4:67.23.227.231 -all
  • MS=E520C9A55081E3AF41BA2A8AB1395B817212FF81
  • google-site-verification=gmmP9LKbsh37vfphpmDTLvrl5t7c-6PXV6GYDvH6kFU
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