uai.com.br

Valid Email Server
Domain Lookup › uai.com.br

Domain Overview

DNS: ✓ 1d ago Checker: ✓ 1d ago
uai.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-20 03:12:23 UTC · ↺ Refresh

MX Hostnames

  • mx102.uai.com.br
  • mx100.uai.com.br

MX Priorities

  • mx100.uai.com.br: 10
  • mx102.uai.com.br: 20

A / AAAA Records

  • 104.26.11.223 (no PTR)
  • 104.26.10.223 (no PTR)
  • 172.67.73.45 (no PTR)
  • 2606:4700:20::681a:adf (no PTR)
  • 2606:4700:20::681a:bdf (no PTR)
  • 2606:4700:20::ac43:492d (no PTR)

Mail Server IPs

  • 200.188.191.26 ↩ mx100.estaminas.com.br
  • 200.188.191.73 ↩ mx102.estaminas.com.br

SOA Record

Raw SOA dell.ns.cloudflare.com dns.cloudflare.com 2404698901 10000 2400 604800 1800
Primary NS (mname)
dell.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2404698901
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

vern.ns.cloudflare.com
dell.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:200.188.191.0/24 ip4:200.188.178.8 ip4:187.6.64.0/26 ip4:189.57.141.192/26 ip4:200.188.178.83 ip4:200.160.124.0/27 -all
📊 DNS lookups: 0/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

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

9 records
  • google-site-verification=3DyjvEvNg4UaGCZ31qYx-EQX1bENpAX4D36T51q9qGYAE
  • google-site-verification=NHpQa0gMQ2t-vm7Lp7nBINliMJMwuxtBGPb5jxALmcE
  • google-site-verification=fSID-9yxP2MsNT5YDQ9eWhP8gPA9nerW7Alx_cECSGo
  • google-site-verification=j6QORIkylk3eIhtTSrm_uqBPIURmDlq37gyeTRIO7-A
  • google-site-verification=qDySuUmUiUg8k_gR5LA9Xrt3iTxJl06bc4kqVJgaep8
  • google-site-verification=tIwGotjAMxhD1mcNnRD2IApTxxWcPY9DaEQ8Gxwt2K8
  • SPFv=spf1 ip4:200.188.191.0/24 ip4:200.188.178.8 ip4:187.6.64.0/26 ip4:189.57.141.192/26 ip4:200.188.178.83 ip4:200.160.124.0/27 -all
  • facebook-domain-verification=jlau9b7bix4o7huxr4rv2fo97xuswv
  • google-site-verification=2nC-r8pPsNlc9YR0UJyIsL7JFvEAPyQsw1Kh7MdIdpc
Full email verification for uai.com.br

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