ust.com

Valid Email Server
Domain Lookup › ust.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
ust.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-21 02:59:44 UTC · ↺ Refresh

MX Hostnames

  • mxa-008a4902.gslb.pphosted.com
  • mxb-008a4902.gslb.pphosted.com

MX Priorities

No priority data.

A / AAAA Records

  • 162.159.140.142
  • 172.66.0.140
  • 2a06:98c1:58::8c
  • 2606:4700:7::8c

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

ns0.ustri.com
ns3.ust-global.com
ns4.ust-global.com
ns2.ustri.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:208.78.176.129 ip4:203.99.41.130 ip4:203.99.44.129 include:spf-008a4903.pphosted.com include:spf-008a4902.pphosted.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1;p=reject;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 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

11 records
  • adobe-idp-site-verification=c269e326f22b9362fbccf2934d25d7339df80da3fe8df65f98af6fa01276f323
  • anthropic-domain-verification-kjmxj5=zpDOmLps4Py3zgG5YVMSSoYck
  • duo_sso_verification=jW1E3C0nNtZNNdc3iyoB4UcR5eE5VM8jleLhEGEczuoiFMLDLYcge9eyUZjRrsAM
  • SPFv=spf1 ip4:208.78.176.129 ip4:203.99.41.130 ip4:203.99.44.129 include:spf-008a4903.pphosted.com include:spf-008a4902.pphosted.com -all
  • figma-domain-verification=d9c080eb8365c8d7eab64bf40ffa3b6d0c6df1210414bfa25b63e6fb6a6e61a5-1723558333
  • Dynatrace-site-verification=b8676710-4030-48a9-ae71-54f37aee5899__hgijdcegac7gc5e1dig9qdvqa7
  • “MS=ms34542560”
  • google-site-verification=kMjch-NhqAeRM2w1Vbraszr04rz-rO7oPhS2yGQF-sU
  • apple-domain-verification=UeZrA77N8m61RTHJ
  • atlassian-domain-verification=RTx9UuJrJGIuOaXoAfqKr8q60D9c3Ne9r8/ooH0xIatemAno7aEz3afdysE5vNLM
  • docusign=841ab4fc-61a4-40b0-964a-eee2b248c7e2
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