ccooke.org

Valid Email Server
Domain Lookup › ccooke.org

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
ccooke.org
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-14 03:08:19 UTC · ↺ Refresh

MX Hostnames

  • mx.runbox.com

MX Priorities

  • mx.runbox.com: 10

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 185.226.149.25 ↩ aibo.runbox.com

SOA Record

Raw SOA ns1.blacknight.com hostmaster.blacknight.com 1274379570 14400 7200 2419200 3600
Primary NS (mname)
ns1.blacknight.com
Admin Email (rname)
hostmaster@blacknight.com
Serial
1274379570
Refresh
14400s
Retry
7200s
Expire
2419200s
Minimum TTL
3600s

Nameservers (NS)

ns3.blacknight.com
ns4.blacknight.com
ns1.blacknight.com
ns2.blacknight.com

SPF Record

✓ Soft Fail (~all)
v=spf1 redirect=spf.runbox.com
📊 DNS lookups: 1/10

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No 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 redirect=spf.runbox.com
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