Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
caintra.org.mx
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 22:49:12 UTC · ↺ Refresh
MX Hostnames
- caintra-org-mx.mail.protection.outlook.com
MX Priorities
- caintra-org-mx.mail.protection.outlook.com: 0
A / AAAA Records
- 200.76.23.153 ↩ static-200-76-23-153.alestra.net.mx
Mail Server IPs
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
- 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:c902::2 ↩ mail-sj0pr03cu01602.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
SOA Record
Raw SOA
dns2.caintra.org.mx hostmaster 618 900 600 86400 3600
Primary NS (mname)
dns2.caintra.org.mx
Admin Email (rname)
hostmaster
Serial
618
Refresh
900s
Retry
600s
Expire
86400s
Minimum TTL
3600s
Nameservers (NS)
dns2.caintra.org.mx
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:mail.zendesk.com include:22069213.spf08.hubspotemail.net include:spf.mailersend.net -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 6 found
selector1._domainkey
selector2._domainkey
mail._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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
5 records- amazonses:FUd6LBW10dja3gtsoqJq7LiaWJLirhbfIXc7afglYdI=
- ap5douqu5cpt75mg39opomu2qn
- SPFv=spf1 include:spf.protection.outlook.com include:mail.zendesk.com include:22069213.spf08.hubspotemail.net include:spf.mailersend.net -all
- brevo-code:296eb4a979050d849deb1991afca4a2a
- godaddy-site-verification=7dac5ekocgnbei03a2goces3h
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