Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mcmcllc.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 07:09:02 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
- 75.2.43.150 ↩ a6033b2998aeb1ff7.awsglobalaccelerator.com
- 13.248.160.137 ↩ aa089eb6179d1ae2b.awsglobalaccelerator.com
Mail Server IPs
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
pdns07.domaincontrol.com dns.jomax.net 2025111700 28800 7200 604800 600
Primary NS (mname)
pdns07.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025111700
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
pdns08.domaincontrol.com
pdns07.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 mx include:us._netblocks.mimecast.com include:spf.protection.outlook.com a:mail.ohstexas.com include:spfgeneral.zixcorp.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 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
6 records- MS=ms96806413
- google-site-verification=S10kzTo_4SvklBhi6qjWzdcYVq57NZHceLoCCp6aJQc
- box-domain-verification=d1deefabd39c188bf7e82d59b17667886e37fa340b7c893167f26f0df7221bad
- knowbe4-site-verification=5e6b907a97210c289f236ea7c9b4908e
- cisco-ci-domain-verification=799932d27a5a20991bc2533149a0898fd062119cbf9613090ecbdb7042abb978
- SPFv=spf1 mx include:us._netblocks.mimecast.com include:spf.protection.outlook.com a:mail.ohstexas.com include:spfgeneral.zixcorp.com -all
Full email verification for mcmcllc.com
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