tamhsc.edu

Valid Email Server
Domain Lookup › tamhsc.edu

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
tamhsc.edu
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-24 02:07:01 UTC · ↺ Refresh

MX Hostnames

  • smtp-relay.tamu.edu

MX Priorities

  • smtp-relay.tamu.edu: 5

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 148.163.139.245 ↩ mx0b-00178102.pphosted.com
  • 148.163.135.245 ↩ mx0a-00178102.pphosted.com

SOA Record

Raw SOA health-info-bcs.net.tamu.edu infoblox.tamu.edu 599 14400 3600 2419200 900
Primary NS (mname)
health-info-bcs.net.tamu.edu
Admin Email (rname)
infoblox@tamu.edu
Serial
599
Refresh
14400s
Retry
3600s
Expire
2419200s
Minimum TTL
900s

Nameservers (NS)

health-info-bcs.net.tamu.edu
health-info-dallas.net.tamu.edu
ns3.tamu.edu
ns1.tamu.edu
ns2.tamu.edu

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:66.64.64.0/19 ip4:209.21.112.0/20 ip4:165.91.22.0/23 include:spf0.tamhsc.edu include:servers.mcsv.net include:spf.constantcontact.com include:oasisscheduling.com include:spf1.tamhsc.edu ip4:174.142.116.50 ip4:174.142.116.51 ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 2 found
mail._domainkey
k1._domainkey
✓ Public key: 80 chars (valid)
✓ DKIM properly configured for selector: mail

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

All TXT Records

4 records
  • SPFv=spf1 ip4:66.64.64.0/19 ip4:209.21.112.0/20 ip4:165.91.22.0/23 include:spf0.tamhsc.edu include:servers.mcsv.net include:spf.constantcontact.com include:oasisscheduling.com include:spf1.tamhsc.edu ip4:174.142.116.50 ip4:174.142.116.51 ~all
  • mail._domainkey
  • google-site-verification=bWF5-Iz_Y5CV9Obi8A3T_BrhTnARiGcDRmQoQhogX7k
  • oCTqPbtjOyBnsTGzLxwFFG3EeIXTEZvAbXzGjEIxUkw1n1HPpCWM9QjEydS/1mVjx1UVSkAj3rHnOXzfTdwLPQ==
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