Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lexusmarin.edealerhub.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 04:45:34 UTC · ↺ Refresh
MX Hostnames
- usb-smtp-inbound-1.mimecast.com
- usb-smtp-inbound-2.mimecast.com
MX Priorities
- usb-smtp-inbound-1.mimecast.com: 10
- usb-smtp-inbound-2.mimecast.com: 20
A / AAAA Records
- 136.147.129.27 ↩ ck27.mta.exacttarget.com
Mail Server IPs
- 170.10.150.242 ↩ usb-smtp-delivery-2.mimecast.com
- 170.10.152.242 ↩ usb-smtp-delivery-2.mimecast.com
SOA Record
Raw SOA
ns1.exacttarget.com hostmaster.exacttarget.com 2026010900 7200 3600 1209600 3600
Primary NS (mname)
ns1.exacttarget.com
Admin Email (rname)
hostmaster@exacttarget.com
Serial
2026010900
Refresh
7200s
Retry
3600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns1.exacttarget.com
ns2.exacttarget.com
ns3.exacttarget.com
ns4.exacttarget.com
SPF Record
✓ Strict (-all)
v=spf1 include:cust-spf.exacttarget.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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- SPFv=spf1 include:cust-spf.exacttarget.com -all
- spf2.0/pra include:cust-senderid.exacttarget.com -all
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