Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ctu.com.mx
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 22:04:20 UTC · ↺ Refresh
MX Hostnames
- ctu-com-mx-1.fortimailcloud.com
MX Priorities
- ctu-com-mx-1.fortimailcloud.com: 0
A / AAAA Records
- 72.167.143.220 ↩ 220.143.167.72.host.secureserver.net
Mail Server IPs
- 159.48.178.132 ↩ proxysjc20.fortimailcloud.com
SOA Record
Raw SOA
ns43.domaincontrol.com dns.jomax.net 2025080600 28800 7200 604800 600
Primary NS (mname)
ns43.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025080600
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns43.domaincontrol.com
ns44.domaincontrol.com
ns4.bdm.microsoftonline.com
ns1.bdm.microsoftonline.com
ns2.bdm.microsoftonline.com
ns3.bdm.microsoftonline.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:154.52.4.131 include:spf.protection.outlook.com include:transmail.net include:zcsend.net include:one.zoho.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; sp=none; rf=afrf; pct=100; ri=86400
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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- zoho-verification=zb96914883.zmverify.zoho.com
- SPFv=spf1 ip4:154.52.4.131 include:spf.protection.outlook.com include:transmail.net include:zcsend.net include:one.zoho.com -all
- google-site-verification=5MzqaOCTiI5aozRjLMw-Npguh2DlH1C9I_7SRAFkoI4
- d90caf41124ebf70c5fc63992a21aa
- apple-domain-verification=rrNzHkzBYByxNcaU
Full email verification for ctu.com.mx
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