Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bigdutchman.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 00:30:50 UTC · ↺ Refresh
MX Hostnames
- mail2.bigdutchman.com
- mail.bigdutchman.com
MX Priorities
- mail.bigdutchman.com: 10
- mail2.bigdutchman.com: 20
A / AAAA Records
- 161.35.58.36 (no PTR)
Mail Server IPs
- 217.6.188.114 ↩ mail.bigdutchman.com
- 80.228.72.59 ↩ mail2.bigdutchman.com
SOA Record
Raw SOA
ns.bigdutchman.com.br fsalton.bigdutchman.com.br 2026022710 10800 3600 604800 10800
Primary NS (mname)
ns.bigdutchman.com.br
Admin Email (rname)
fsalton@bigdutchman.com.br
Serial
2026022710
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
ns.bigdutchman.com.br
ns2.bigdutchman.com.br
SPF Record
✓ Strict (-all)
v=spf1 a mx include:spf.protection.bigdutchman.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; ruf=mailto:[email protected]; rua=mailto:[email protected]; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
7 records- atlassian-domain-verification=mFaU6vi2MI6dRL6Rq76G4VParJaTa2ysdgTJ5EJu6aNrwejNbg5DGjLKga92sYgF
- miro-verification=e9c1e88e19a2cf27f8c47c736982543f460d2c80
- MS=ms72380346
- google-site-verification=-V0MrIzJthwH_cmSStki1HeBuznlHx5mAgHIUte0Yio
- cisco-ci-domain-verification=6baa299f15c305371ed155ecb158b29a1c6a5ff6907dbe05c85db74eaecddfba
- SPFv=spf1 a mx include:spf.protection.bigdutchman.com -all
- 7TYFjlEEyQjGGN0+xZiM6CfDwdejDlrkH46th58f3WUe29BY16VqLSBfhncF/8RyeKcJ38JA23ZoFZWAvj+m3g==
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