Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cumbra.com.pe
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 22:25:20 UTC · ↺ Refresh
MX Hostnames
- cumbra-com-pe.mail.protection.outlook.com
MX Priorities
- cumbra-com-pe.mail.protection.outlook.com: 0
A / AAAA Records
- 104.18.21.101 (no PTR)
- 104.18.20.101 (no PTR)
Mail Server IPs
- 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
- 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:f90b:: ↩ mail-bn6pr04cu00100.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 ip4:20.22.81.244 ip4:52.184.183.6 ip4:20.36.206.244 ip4:40.75.30.131 ip4:20.230.63.17 ip4:8.243.238.2 ip4:135.119.157.246 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
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
3 records- atlassian-domain-verification=9PFAQ15zKOpQ2rMffbXBujLHOayxKmIVL0BaESYtFPtkf/L5HxoZdrUcvzUpiweF
- SPFv=spf1 ip4:20.22.81.244 ip4:52.184.183.6 ip4:20.36.206.244 ip4:40.75.30.131 ip4:20.230.63.17 ip4:8.243.238.2 ip4:135.119.157.246 include:spf.protection.outlook.com -all
- mscid=6MhDORDalrnQ7yOsSLDxqam8yC6pIv8zvWTwOhBjj6weWxi8lZD9QkjhqhHt4XcFAvej31V1km4EZqOOTgg0qA==
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