Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sentco.net
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-30 03:01:57 UTC · ↺ Refresh
MX Hostnames
- smtp5.hamilton.net
- smtp6.hamilton.net
- smtp4.hamilton.net
MX Priorities
- smtp5.hamilton.net: 20
- smtp6.hamilton.net: 20
- smtp4.hamilton.net: 10
A / AAAA Records
- 66.196.48.71 ↩ webhost71.hamilton.net
Mail Server IPs
- 66.196.48.5 ↩ smtp5.hamilton.net
- 66.196.48.6 ↩ smtp6.hamilton.net
- 66.196.48.4 ↩ smtp4.hamilton.net
SOA Record
Raw SOA
dns1.hamilton.net hostmaster.hamilton.net 2025122901 10800 3600 604801 86400
Primary NS (mname)
dns1.hamilton.net
Admin Email (rname)
hostmaster@hamilton.net
Serial
2025122901
Refresh
10800s
Retry
3600s
Expire
604801s
Minimum TTL
86400s
Nameservers (NS)
dns2.hamilton.net
dns1.hamilton.net
SPF Record
✓ Soft Fail (~all)
v=spf1 a:aaih.net mx:triadinet.net mx:triadinet.com ip4:66.196.48.0/25 ip4:139.60.0.209 ip4:216.107.176.0/24 ip4:64.71.153.153 include:spf.mailjet.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- b9fvch63ukd81cj8gj1jbvbfrv
- SPFv=spf1 a:aaih.net mx:triadinet.net mx:triadinet.com ip4:66.196.48.0/25 ip4:139.60.0.209 ip4:216.107.176.0/24 ip4:64.71.153.153 include:spf.mailjet.com ~all
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