Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mcb.com.mx
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-27 01:37:05 UTC · ↺ Refresh
MX Hostnames
- mcb-com-mx.mail.protection.outlook.com
MX Priorities
- mcb-com-mx.mail.protection.outlook.com: 0
A / AAAA Records
- 192.254.189.209 ↩ 192-254-189-209.unifiedlayer.com
Mail Server IPs
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c931:: ↩ mail-sn1pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns6371.hostgator.com root.gator3186.hostgator.com 2026032001 86400 7200 3600000 86400
Primary NS (mname)
ns6371.hostgator.com
Admin Email (rname)
root@gator3186.hostgator.com
Serial
2026032001
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns6371.hostgator.com
ns6372.hostgator.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:spf.protection.outlook.com ~all
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