fortestecnologia.com.br

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
fortestecnologia.com.br
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-04 12:06:22 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 35.171.220.250

Mail Server IPs

  • 108.177.123.26 ↩ lcscld-in-f26.1e100.net
  • 2800:3f0:4003:c0f::1b (no PTR)
  • 172.253.116.27 ↩ dj-in-f27.1e100.net
  • 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
  • 142.251.111.27 ↩ bk-in-f27.1e100.net
  • 2607:f8b0:4004:c09::1a ↩ bh-in-f26.1e100.net
  • 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
  • 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
  • 173.194.76.27 ↩ ws-in-f27.1e100.net
  • 2a00:1450:400c:c00::1b ↩ ws-in-x1b.1e100.net

SOA Record

Raw SOA ns-137.awsdns-17.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-137.awsdns-17.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-1406.awsdns-47.org
ns-1586.awsdns-06.co.uk
ns-630.awsdns-14.net
ns-137.awsdns-17.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.google.com include:sendgrid.net include:amazonses.com include:_spf.rdstation.com.br include:emailmkt.fortestecnologia.com.br ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100; aspf=r;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 3 found
google._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

6 records
  • google-site-verification=nbArQAOTTh-9rAaLWPSU02Fo9j3aY6JXxp6rI4RfLWg
  • SPFv=spf1 include:_spf.google.com include:sendgrid.net include:amazonses.com include:_spf.rdstation.com.br include:emailmkt.fortestecnologia.com.br ~all
  • amazonses:2fJKM9D4/R6LTkKGa4O1XudpbZEOl65J6pnM31spn1I=
  • amazonses:PHSOHkTjBTgYIh/V1B4zalKMbj+bK/TdWS76gysnmq8=
  • google-site-verification=5Kcv2RMwU-5DK9HD48jHzN7sAXrFl3LV_v-wN9uQW_8
  • google-site-verification=_dUYo_RhgIDbz-YZZ3I9eQZc12105wJr4UendgBTy74
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