Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mckennaengineering.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 21:01:46 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 10
- us-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 141.193.213.10 (no PTR)
Mail Server IPs
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
rush.easydns.com zone.easydns.com 1737062144 3600 600 604800 300
Primary NS (mname)
rush.easydns.com
Admin Email (rname)
zone@easydns.com
Serial
1737062144
Refresh
3600s
Retry
600s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
motorhead.easydns.org
nirvana.easydns.net
rush.easydns.com
SPF Record
✓ Strict (-all)
v=spf1 include:us._netblocks.mimecast.com ip4:194.37.255.0/24 ip4:91.198.224.0/24 include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict 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
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
9 records- knowbe4-site-verification=1dc933978d5c948a38f8bd3342495cd0
- SPFv=spf1 include:us._netblocks.mimecast.com ip4:194.37.255.0/24 ip4:91.198.224.0/24 include:spf.protection.outlook.com -all
- MS=ms62366575
- Foxit-domain-verification=2ea5ab03c695e01ae308a868fef0161e
- MS=ms64154035
- knowbe4-site-verification=9a6bb5550d56ff09d60a5da7944099b9
- google-site-verification=dtqV3JX3uYOZ4GxN4Igs-Xti1Mp8I291EQugAh7OflY
- google-site-verification=km-ezSWnnKC0NO2uvvUDS2IEH1TQXjWenZ5sdH9eFMo
- 0ed1fe018a78200b198010405e8354c9a02af6c60b
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