Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
croomfinancial.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-14 03:18:23 UTC · ↺ Refresh
MX Hostnames
- mail1.redtailtechnology.com
MX Priorities
- mail1.redtailtechnology.com: 0
A / AAAA Records
- 141.193.213.21 (no PTR)
- 141.193.213.20 (no PTR)
Mail Server IPs
- 4.17.237.44 (no PTR)
SOA Record
Raw SOA
ns75.domaincontrol.com dns.jomax.net 2025070801 28800 7200 604800 600
Primary NS (mname)
ns75.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025070801
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns75.domaincontrol.com
ns76.domaincontrol.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.redtailtechnology.com include:spf.smarsh.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- SPFv=spf1 include:spf.redtailtechnology.com include:spf.smarsh.com ~all
- NETORGFT3000373.onmicrosoft.com
- 8utukbplm6v3pmdekvf27phf7u
- MS=ms71397062
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