Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
qualiserve.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 01:10:54 UTC · ↺ Refresh
MX Hostnames
- qualiserve-com-br.mail.protection.outlook.com
MX Priorities
- qualiserve-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 20.206.176.4 (no PTR)
Mail Server IPs
- 52.101.41.6 ↩ mail-sj0pr03cu01406.inbound.protection.outlook.com
- 52.101.194.17 ↩ mail-ch5pr02cu00401.inbound.protection.outlook.com
- 52.101.9.17 (no PTR)
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c92c::2 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.bdm.microsoftonline.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1.bdm.microsoftonline.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns3.bdm.microsoftonline.com
ns4.bdm.microsoftonline.com
ns1.bdm.microsoftonline.com
ns2.bdm.microsoftonline.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.remote.management include:_spf.rdstation.com.br include:sendgrid.net include:_spf.ramper.com.br -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=quarantine;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;aspf=s;adkim=s;fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
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
7 records- google-site-verification=MGfUBXIoQDhDhZ3zIpzUv7Vnt_4ndf7UJsEi3xJCDJI
- DycDY5yspBt7PgVtKEryZ9CFb3Hs
- google-gws-recovery-domain-verification=67441498
- google-site-verification=06g_y9AGkAJLMwDOP-uSWGKQsJ0WEpBVETJ9h4kqXxM
- anthropic-domain-verification-catqze=ME28zeWJR6wTLSSHcm50IcAjS
- mscid=oTLrgYejHbwR/lFZR10JWNx+AQhPmTOG10UZgPiVbuecjXsrPsmPnWdyKo+sVbR6BAGZ5tvV8kqGnm+To5Nn6A==
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.remote.management include:_spf.rdstation.com.br include:sendgrid.net include:_spf.ramper.com.br -all
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