Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sistemapoliedro.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 08:15:42 UTC · ↺ Refresh
MX Hostnames
- sistemapoliedro-com-br.mail.protection.outlook.com
MX Priorities
- sistemapoliedro-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 104.18.29.216 (no PTR)
- 104.18.28.216 (no PTR)
- 2606:4700::6812:1dd8
- 2606:4700::6812:1cd8
Mail Server IPs
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 52.101.194.0 ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
- 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
jimmy.ns.cloudflare.com dns.cloudflare.com 2400214744 10000 2400 604800 1800
Primary NS (mname)
jimmy.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400214744
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
jimmy.ns.cloudflare.com
sierra.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:177.154.149.46 ip4:177.154.149.186 a:sistemapoliedro.com.br mx:sistemapoliedro.com.br include:sendgrid.net include:_spf.qualtrics.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected],mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
13 records- PE39FDSK451CRE2POLVNDS9HAH
- ZOOM_verify_jeOHcBJCTbaSMnfzCSHmqQ
- apple-domain-verification=4dG2n5OZkKBp5xgn
- atlassian-domain-verification=mxShrfX2PbqFsCOgbRV3eIjsoptejRUCVmajj8Q0P2bNaqnZs/PyFux6D6rBVpcm
- cloudflare_dashboard_sso=62438959a3a59b911353a24129e6c955
- google-site-verification=TLzOaNWEJYjvSDFgF8YSD6JlWdV4z55gWcUD1V8DREk
- google-site-verification=WmeQNDJc9dJnnJQ-94jYgeGugF91aEAriWbUhTfs8FA
- google-site-verification=YlhUTZnY94Row-AGuuRVnmE9yHmp1GjiibSbrj1Hjc4
- h3a3a3clja01je0feu25oo051o
- kitd49dhsvd1at9mlodu7fr12v
- m6sci924rmt6i4cit03eqhi5fq
- SPFv=spf1 include:spf.protection.outlook.com ip4:177.154.149.46 ip4:177.154.149.186 a:sistemapoliedro.com.br mx:sistemapoliedro.com.br include:sendgrid.net include:_spf.qualtrics.com -all
- 48okosd6mihlonrqv61e7l76g
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