Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
windsorbusiness.net
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 02:54:24 UTC · ↺ Refresh
MX Hostnames
- barracuda.sellwindsor.com
- mail.sellwindsor.com
MX Priorities
- barracuda.sellwindsor.com: 10
- mail.sellwindsor.com: 20
A / AAAA Records
- 70.40.219.46 ↩ 70-40-219-46.unifiedlayer.com
Mail Server IPs
- 209.216.137.150 ↩ barracuda.sellwindsor.com
SOA Record
Raw SOA
ns1.mydyndns.org zone-admin.dyndns.com 2014031310 10800 1800 604800 1800
Primary NS (mname)
ns1.mydyndns.org
Admin Email (rname)
zone-admin@dyndns.com
Serial
2014031310
Refresh
10800s
Retry
1800s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ns2198.dns.dyn.com
ns4140.dns.dyn.com
ns3147.dns.dyn.com
ns1166.dns.dyn.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:209.216.137.229 ip4:209.216.137.150 mx ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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 ip4:209.216.137.229 ip4:209.216.137.150 mx ~all
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