Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
capitolone.com
No
None
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 07:40:06 UTC · ↺ Refresh
MX Hostnames
No MX records found.
MX Priorities
No priority data.
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
No IPs resolved.
SOA Record
Raw SOA
ns1.capitalone.com hostmaster.capitalone.com 2023100104 10800 3600 2419200 3600
Primary NS (mname)
ns1.capitalone.com
Admin Email (rname)
hostmaster@capitalone.com
Serial
2023100104
Refresh
10800s
Retry
3600s
Expire
2419200s
Minimum TTL
3600s
Nameservers (NS)
ns4.capitalone.com
a3-64.akam.net
ns5.capitalone.com
ns1.capitalone.com
a1-219.akam.net
a28-65.akam.net
a4-67.akam.net
a7-64.akam.net
ns3.capitalone.com
a18-66.akam.net
ns6.capitalone.com
SPF Record
✗ Invalid
v=spf1 -all
📊 DNS lookups: 0/10
⚠ Strict -all with no allowed senders — no servers can send email for this domain.
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 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 -all
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