Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
americanassetstrust.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 03:20:14 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 10
- us-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 172.104.22.211 ↩ li1841-211.members.linode.com
Mail Server IPs
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
ns1.domaindiscover.com hostmaster.tierra.net 2024021301 7200 1800 604800 28800
Primary NS (mname)
ns1.domaindiscover.com
Admin Email (rname)
hostmaster@tierra.net
Serial
2024021301
Refresh
7200s
Retry
1800s
Expire
604800s
Minimum TTL
28800s
Nameservers (NS)
ns1.domaindiscover.com
ns2.domaindiscover.com
SPF Record
✓ Strict (-all)
v=spf1 include:us._netblocks.mimecast.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict 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
2 records- SPFv=spf1 include:us._netblocks.mimecast.com include:spf.protection.outlook.com -all
- 0ed1fe018a99f2695f13264c979b96ab
Full email verification for americanassetstrust.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits