utlists.utexas.edu

Valid Email Server
Domain Lookup › utlists.utexas.edu

Domain Overview

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

Checked via [email protected] · 2026-03-30 19:06:29 UTC · ↺ Refresh

MX Hostnames

  • inbound.mail.utexas.edu

MX Priorities

  • inbound.mail.utexas.edu: 10

A / AAAA Records

  • 34.233.195.220
  • 34.237.123.92

Mail Server IPs

  • 139.138.56.158 ↩ esa13.utexas.iphmx.com
  • 68.232.149.94 ↩ esa8.utexas.iphmx.com
  • 68.232.147.160 ↩ esa7.utexas.iphmx.com
  • 68.232.149.93 ↩ esa6.utexas.iphmx.com
  • 68.232.149.92 ↩ esa5.utexas.iphmx.com
  • 68.232.149.87 ↩ esa4.utexas.iphmx.com
  • 68.232.147.90 ↩ esa3.utexas.iphmx.com
  • 68.232.147.89 ↩ esa2.utexas.iphmx.com
  • 68.232.147.88 ↩ esa1.utexas.iphmx.com
  • 216.71.154.254 ↩ esa11.utexas.iphmx.com
  • 216.71.150.155
  • 139.138.32.253
  • 139.138.32.240
  • 139.138.56.182

SOA Record

Raw SOA ns-565.awsdns-06.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-565.awsdns-06.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-314.awsdns-39.com
ns-565.awsdns-06.net
ns-1026.awsdns-00.org
ns-1860.awsdns-40.co.uk

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.mail.utexas.edu ip4:35.174.83.226 ip4:35.153.234.192 include:utlists-utexas-edu.spf.smtp25.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

4 records
  • a8LYUGVubXGV5T3o+qN2/w==
  • docusign=6ec359db-abf8-4394-b504-970fecf30ded
  • docusign=702bb35d-3f8e-4b05-ba54-575878cfe2e5
  • SPFv=spf1 include:_spf.mail.utexas.edu ip4:35.174.83.226 ip4:35.153.234.192 include:utlists-utexas-edu.spf.smtp25.com ~all
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