Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cornerstonecap.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 14:56:33 UTC · ↺ Refresh
MX Hostnames
- mxb-005e1901.gslb.pphosted.com
- mxa-005e1901.gslb.pphosted.com
MX Priorities
- mxa-005e1901.gslb.pphosted.com: 10
- mxb-005e1901.gslb.pphosted.com: 10
A / AAAA Records
- 104.21.95.120 (no PTR)
- 172.67.144.192 (no PTR)
- 2606:4700:3034::ac43:90c0 (no PTR)
- 2606:4700:3031::6815:5f78 (no PTR)
Mail Server IPs
- 205.220.166.186 ↩ mx0a-005e1901.pphosted.com
SOA Record
Raw SOA
jim.ns.cloudflare.com dns.cloudflare.com 2400238876 10000 2400 604800 1800
Primary NS (mname)
jim.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400238876
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
tina.ns.cloudflare.com
jim.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf-005e1901.pphosted.com include:spf.protection.outlook.com include:_spf.salesforce.com include:bbemaildelivery.com include:spf.braintreegateway.com ip4:174.47.145.225 -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:spf-005e1901.pphosted.com include:spf.protection.outlook.com include:_spf.salesforce.com include:bbemaildelivery.com include:spf.braintreegateway.com ip4:174.47.145.225 -all
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