Domain Overview
DNS: ✓ 3d ago
Checker: ✓ 3d ago
americantrustbank.us
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-18 14:01:32 UTC · ↺ Refresh
MX Hostnames
- mail.americantrustbank.us
- mail.americantrustbank.us
MX Priorities
- mail.americantrustbank.us: 20
- mail.americantrustbank.us: 10
A / AAAA Records
- 185.189.15.7 ↩ host.first-server.net
- 2a04:5200:fff3::95 ↩ host.firstbyte.ru
Mail Server IPs
- 185.189.15.7 ↩ host.first-server.net
- 2a04:5200:fff3::95 ↩ host.firstbyte.ru
SOA Record
Raw SOA
host.firstbyte.ru root.host.firstbyte.ru 2020050800 3600 3600 604800 86400
Primary NS (mname)
host.firstbyte.ru
Admin Email (rname)
root@host.firstbyte.ru
Serial
2020050800
Refresh
3600s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns3.firstbytedns.net
ns1.firstbytedns.net
ns2.firstbytedns.net
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:185.189.15.7 ip4:185.189.15.7 a mx ~all
📊 DNS lookups: 2/10
~ 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 ip4:185.189.15.7 ip4:185.189.15.7 a mx ~all
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