Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
positivotecnologia.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 08:15:13 UTC · ↺ Refresh
MX Hostnames
- positivotecnologia-com-br.mail.protection.outlook.com
- positivotecnologia-com-br.mail.protection.outlook.com
MX Priorities
- positivotecnologia-com-br.mail.protection.outlook.com: 20
- positivotecnologia-com-br.mail.protection.outlook.com: 10
A / AAAA Records
- 172.66.145.81 (no PTR)
- 104.20.28.85 (no PTR)
Mail Server IPs
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
maria.ns.cloudflare.com dns.cloudflare.com 2400105370 10000 2400 604800 1800
Primary NS (mname)
maria.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400105370
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
micah.ns.cloudflare.com
maria.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:200.186.179.0/24 ip4:200.186.39.0/24 include:spf.protection.outlook.com include:amazonses.com include:_spf.rdstation.com.br include:sendgrid.net -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine;nrua=mailto:[email protected],mailto:[email protected];nruf=mailto:[email protected];nrf=afrf; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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
12 records- 2zd6hnsx4nhft3gxmkmpctn6bz6rm1y3
- MS=ms50841277
- P0O2S05839
- _62o8yp4vonx3swal9gc71043lpa2tda
- _8etmnkj5p2xk5tqy1lgc50z0s2hab9z
- anthropic-domain-verification-g4qqwa=mb8WHcepvobjacjs1ImGt513H
- atlassian-domain-verification=VYLfkUe3e8fst6lcmgS5hGVMlIWR/lbnaF/bacsSY3n7V7EMA2DuKIaO1nPxEXeT
- google-site-verification=e5Co4BwXB06LcN8qVf0-A4UwwEC4F3rleaA36--gkPw
- pt3RQY67yVk6syPDNpX7xOb5CaTUTkFdsJyjXHPFy25zKOBKUi/AsLx9vmVnjObHerEiGA9brK2lteYrAY+Iiw==
- securiti-verification-id=k2b+yhRGaObLndw/yFLeIjRrHzB4G8A89Y6WO29BtJ8=
- SPFv=spf1 ip4:200.186.179.0/24 ip4:200.186.39.0/24 include:spf.protection.outlook.com include:amazonses.com include:_spf.rdstation.com.br include:sendgrid.net -all
- ydg064z7mkbnvhqcjwvxq17y7lgrflz4
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