Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
osm-engenharia.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 01:07:01 UTC · ↺ Refresh
MX Hostnames
- osmengenharia-com-br0i.mail.protection.outlook.com
MX Priorities
- osmengenharia-com-br0i.mail.protection.outlook.com: 0
A / AAAA Records
- 40.160.64.65 ↩ server26.rapidcloud.com.br
Mail Server IPs
- 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f90b:: ↩ mail-bn6pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:c92c::4 ↩ mail-dm6pr05cu00404.inbound.protection.outlook.com
SOA Record
Raw SOA
master.rapidcloud.com.br datacenter.rapidcloud.com.br 2026030201 3600 1800 1209600 86400
Primary NS (mname)
master.rapidcloud.com.br
Admin Email (rname)
datacenter@rapidcloud.com.br
Serial
2026030201
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
master.rapidcloud.com.br
slave.rapidcloud.com.br
SPF Record
✓ Strict (-all)
v=spf1 ip4:40.160.64.65 include:spf-c.mailbaby.net include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._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
1 record- SPFv=spf1 ip4:40.160.64.65 include:spf-c.mailbaby.net include:spf.protection.outlook.com -all
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