sanmartin.edu.co

Valid Email Server
Domain Lookup › sanmartin.edu.co

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
sanmartin.edu.co
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-24 19:03:00 UTC · ↺ Refresh

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MX Hostnames

  • aspmx.l.google.com
  • alt4.aspmx.l.google.com
  • alt3.aspmx.l.google.com
  • alt2.aspmx.l.google.com
  • alt1.aspmx.l.google.com

MX Priorities

  • aspmx.l.google.com: 1
  • alt3.aspmx.l.google.com: 10
  • alt4.aspmx.l.google.com: 10
  • alt1.aspmx.l.google.com: 5
  • alt2.aspmx.l.google.com: 5

A / AAAA Records

  • 178.156.174.238 ↩ static.238.174.156.178.clients.your-server.de

Mail Server IPs

  • 172.253.115.27 ↩ bg-in-f27.1e100.net
  • 2607:f8b0:4004:c21::1b ↩ pe-in-f27.1e100.net
  • 108.177.123.27 ↩ lcscld-in-f27.1e100.net
  • 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
  • 172.253.116.27 ↩ dj-in-f27.1e100.net
  • 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
  • 2800:3f0:4003:c0f::1b (no PTR)
  • 172.253.116.26 ↩ dj-in-f26.1e100.net

SOA Record

Raw SOA ns1.colombiahosting.com root.servidor1.almalinux9templatecpanel.com 2026032408 3600 1800 1209600 86400
Primary NS (mname)
ns1.colombiahosting.com
Admin Email (rname)
root@servidor1.almalinux9templatecpanel.com
Serial
2026032408
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns4.colombiahosting.com
ns3.colombiahosting.com
ns1.colombiahosting.com
ns2.colombiahosting.com

SPF Record

✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:190.8.177.195 +include:_spf.google.com +include:musvc.com +include:_spf.colhost.com +include:md02.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected],mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]

DKIM Selectors

✓ 5 found
google._domainkey
default._domainkey
mail._domainkey
s1._domainkey
s2._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

9 records
  • google-site-verification=P2zJb7GVnejxgCZPx7YmQvOcxDn4xww9Gavnv9fJVjU
  • vmlog3c9ct8fpuda9t3sros2o2
  • MS=031C9F8B1A5E37AC212A8DF53FDA629F928F6325
  • SPFv=spf1 +a +mx +ip4:190.8.177.195 +include:_spf.google.com +include:musvc.com +include:_spf.colhost.com +include:md02.com ~all
  • Sendinblue-code:57929afec7d92772c1db06eebd11b3d2
  • k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCv+5lxtrNKrKKjF9Jvkidsk9UDOHht1tXZjhnt/ygrdFrQKKYxhgqSNtWBwA1TxukZIR382dYJhAHYDeeaGrUkf3C7VUzm+nO0fTMrN+lQXdYWIO9tTM9ZC3xVjG+uRrfnprJN8t2LfXwbC5oIGtRb8ZyQYiAhXO9qTHoAOK1/IQIDAQAB
  • brevo-code:4fee1cc4062c7ac23f4c99e965a4865f
  • gcp7vlljsqpul6i62eabb9ku74
  • hfqm4b6d0q6nng0j5ekain8dkg
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