Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
castanhal.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 04:15:50 UTC · ↺ Refresh
MX Hostnames
- castanhal-com-br.mail.protection.outlook.com
MX Priorities
- castanhal-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 88.223.87.32 ↩ 88-223-87-32.init.lt
- 145.223.124.233 (no PTR)
- 2a02:4780:4b:5859:a64a:e40d:852c:cb4 (no PTR)
- 2a02:4780:4c:d26:57b1:41df:927c:9461 (no PTR)
Mail Server IPs
- 52.101.200.0 ↩ mail-roap284cu02600.inbound.protection.outlook.com
- 52.101.198.1 ↩ mail-cp4p284cu00401.inbound.protection.outlook.com
- 52.101.198.38 ↩ mail-cp3p284cu00706.inbound.protection.outlook.com
- 52.101.198.0 ↩ mail-cp5p284cu01800.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.dns-parking.com dns.hostinger.com 2026040201 10000 2400 604800 600
Primary NS (mname)
ns1.dns-parking.com
Admin Email (rname)
dns@hostinger.com
Serial
2026040201
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns1.dns-parking.com
ns2.dns-parking.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
2 records- SPFv=spf1 include:spf.protection.outlook.com -all
- google-site-verification=QE9JWyzMMG6l-m3qUqXY8qD1VsFWpxvh_fJUnT8BPAQ
Full email verification for castanhal.com.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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