Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cmecorp.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 04:10:47 UTC · ↺ Refresh
MX Hostnames
- usb-smtp-inbound-2.mimecast.com
- usb-smtp-inbound-1.mimecast.com
MX Priorities
- usb-smtp-inbound-2.mimecast.com: 0
- usb-smtp-inbound-1.mimecast.com: 0
A / AAAA Records
- 50.19.183.175 ↩ ec2-50-19-183-175.compute-1.amazonaws.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-411.awsdns-51.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-411.awsdns-51.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1154.awsdns-16.org
ns-1698.awsdns-20.co.uk
ns-411.awsdns-51.com
ns-688.awsdns-22.net
SPF Record
✓ Strict (-all)
v=spf1 mx a ip4:205.251.168.162 ip4:205.251.168.178 ip4:96.233.154.238 ip4:3.12.245.109 ip4:3.130.249.177 ip4:35.80.141.6 ip4:44.229.121.55 include:spf.protection.outlook.com include:spf.zoho.com include:usb._netblocks.mimecast.com include:_spf.salesforce.com include:350655.spf08.hubspotemail.net include:transmail.net include:sendgrid.net -all
📊 DNS lookups: 9/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; ruf=mailto:[email protected]; sp=reject; aspf=s; adkim=s; ri=86400; fo=0
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: reject
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
default._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 mx a ip4:205.251.168.162 ip4:205.251.168.178 ip4:96.233.154.238 ip4:3.12.245.109 ip4:3.130.249.177 ip4:35.80.141.6 ip4:44.229.121.55 include:spf.protection.outlook.com include:spf.zoho.com include:usb._netblocks.mimecast.com include:_spf.salesforce.com include:350655.spf08.hubspotemail.net include:transmail.net include:sendgrid.net -all
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