Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
thunders.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 01:11:52 UTC · ↺ Refresh
MX Hostnames
- thunders-com-br.mail.protection.outlook.com
MX Priorities
- thunders-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 191.233.203.33 (no PTR)
Mail Server IPs
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 52.101.194.4 ↩ mail-ch4pr04cu00104.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
- 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
- 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-03.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-03.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns1-03.azure-dns.com
ns2-03.azure-dns.net
ns3-03.azure-dns.org
ns4-03.azure-dns.info
SPF Record
✓ Strict (-all)
v=spf1 a include:servers.mcsv.net include:spf.protection.outlook.com include:_spf.rdstation.com.br include:sendgrid.net -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=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]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._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- MS=ms89889599
- SPFv=spf1 a include:servers.mcsv.net include:spf.protection.outlook.com include:_spf.rdstation.com.br include:sendgrid.net -all
- atlassian-domain-verification=lCkrGdMQqlLP8W0wKcEt0Y2WmdHLb+qXr3MtICFfYKpVKjjO7ODr9GIu9FQ5vKWY
- MS136070
- openai-domain-verification=dv-PQjxx2MbFJ48tDhMiuEx2h0U
- google-site-verification=B9YwIx55Ya9SGkg6h-_crP_cpl11zX_v2F17QBNc5YM
- linkedin-site-verification=295ba460-a966-472f-ba9b-8cca516a6a4f
Full email verification for thunders.com.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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