Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
jwsavannah.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 15:26:34 UTC · ↺ Refresh
MX Hostnames
- usb-smtp-inbound-2.mimecast.com
- usb-smtp-inbound-1.mimecast.com
MX Priorities
- usb-smtp-inbound-2.mimecast.com: 10
- usb-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 34.57.32.223 ↩ 223.32.57.34.bc.googleusercontent.com
Mail Server IPs
- 170.10.152.242 ↩ usb-smtp-delivery-2.mimecast.com
- 170.10.150.242 ↩ usb-smtp-delivery-2.mimecast.com
SOA Record
Raw SOA
ns-1583.awsdns-05.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1583.awsdns-05.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-921.awsdns-51.net
ns-1465.awsdns-55.org
ns-1583.awsdns-05.co.uk
ns-260.awsdns-32.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:usb._netblocks.mimecast.com mx ip4:64.95.241.0/24 ip4:206.191.130.0/24 ip4:63.251.151.0/24 ip4:69.25.15.0/24 include:edgepilot.com include:spf-us.emailsignatures365.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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 include:usb._netblocks.mimecast.com mx ip4:64.95.241.0/24 ip4:206.191.130.0/24 ip4:63.251.151.0/24 ip4:69.25.15.0/24 include:edgepilot.com include:spf-us.emailsignatures365.com include:spf.protection.outlook.com ~all
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