Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
churchillengineers.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 05:01:45 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-2.mimecast.com
- us-smtp-inbound-1.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 5
- us-smtp-inbound-1.mimecast.com: 5
A / AAAA Records
- 31.220.48.135 (no PTR)
Mail Server IPs
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ns2.no-ip.com hostmaster.no-ip.com 120040388 10800 1800 604800 1800
Primary NS (mname)
ns2.no-ip.com
Admin Email (rname)
hostmaster@no-ip.com
Serial
120040388
Refresh
10800s
Retry
1800s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ns5.no-ip.com
ns4.no-ip.com
ns2.no-ip.com
ns1.no-ip.com
ns3.no-ip.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:173.61.21.244 ip4:50.213.84.131 include:spf.protection.outlook.com include:us._netblocks.mimecast.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=d:s; pct=100; ri=604800
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
5 records- MS=ms61011683
- zscaler-verification-44864592-8072025-K3wNnYLpSy
- Target: 0ed1fe018a759d35365dc840119af7f948a31f2c5d
- openai-domain-verification=dv-p6agUD7l9XfJxmJnGpeCLhdv
- SPFv=spf1 ip4:173.61.21.244 ip4:50.213.84.131 include:spf.protection.outlook.com include:us._netblocks.mimecast.com -all
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