pitagoras.com.br

Valid Email Server
Domain Lookup › pitagoras.com.br

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
pitagoras.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-27 07:43:42 UTC · ↺ Refresh

MX Hostnames

  • primary.us.email.fireeyecloud.com
  • alt3.us.email.fireeyecloud.com
  • alt2.us.email.fireeyecloud.com
  • alt1.us.email.fireeyecloud.com

MX Priorities

  • primary.us.email.fireeyecloud.com: 10
  • alt1.us.email.fireeyecloud.com: 20
  • alt2.us.email.fireeyecloud.com: 30
  • alt3.us.email.fireeyecloud.com: 40

A / AAAA Records

  • 76.223.91.9 ↩ aa01eddb93d82b0bd.awsglobalaccelerator.com

Mail Server IPs

  • 3.93.93.51 ↩ mx.us.email.fireeyecloud.com
  • 34.223.36.121 ↩ mx.us.email.fireeyecloud.com
  • 34.223.36.123 ↩ mx.us.email.fireeyecloud.com
  • 3.93.93.53 ↩ mx.us.email.fireeyecloud.com
  • 3.93.93.52 ↩ mx.us.email.fireeyecloud.com
  • 34.223.36.122 ↩ mx.us.email.fireeyecloud.com

SOA Record

Raw SOA ns1-06.azure-dns.com tiadm.kroton.com.br 2020012400 10800 3600 2592000 3600
Primary NS (mname)
ns1-06.azure-dns.com
Admin Email (rname)
tiadm@kroton.com.br
Serial
2020012400
Refresh
10800s
Retry
3600s
Expire
2592000s
Minimum TTL
3600s

Nameservers (NS)

ns3-06.azure-dns.org
ns4-06.azure-dns.info
ns1-06.azure-dns.com
ns2-06.azure-dns.net

SPF Record

✓ Strict (-all)
v=spf1 a mx include:spf.protection.outlook.com include:sparkpostmail.com a:d.spf.service-now.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; pct=10; rua=mailto:[email protected]; ruf=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 10% of failing messages only

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
  • 4KcI1xEwZSsAmkRo7/C2UGBxzj+xjOjoyG7ZzvR8S8kO3iM+ubaQ63kOd5ZcgpJ4RMy996uu4rHULTcIT2g8Ow==
  • atlassian-domain-verification=4mlsoPWj7jDCnchPRT/UBaObhXgmILz96Hemkpts1/5DLx8l70oJoGJRTPCnW5Vm
  • SPFv=spf1 a mx include:spf.protection.outlook.com include:sparkpostmail.com a:d.spf.service-now.com -all
  • DZC=HlF4Kqj
  • DZC=WvaKJ6N
  • MS=ms59552020
  • ygbzq0r6dk5b8r7dssx5vrvz24v7g7tc
  • miro-verification=d6f16a502feaacc221798d47f8ccac0672da7bc0
  • facebook-domain-verification=1b10ekmxvtr7p2yqd8nyk5bmpq3ecc
  • google-site-verification=FQoh3Mw3UKoDXTxTUMsWrQylCyiaAzquRtB9BA03Yew
  • google-site-verification=pM0D5uK2a2nOK4jt2B51SKHM47738AdT-HIoVdKRp9I
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