Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
eciconstruction.us
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 05:09:09 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
- 151.101.130.159 (no PTR)
Mail Server IPs
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
dns1.registrar-servers.com hostmaster.registrar-servers.com 1773068605 43200 3600 604800 3601
Primary NS (mname)
dns1.registrar-servers.com
Admin Email (rname)
hostmaster@registrar-servers.com
Serial
1773068605
Refresh
43200s
Retry
3600s
Expire
604800s
Minimum TTL
3601s
Nameservers (NS)
dns2.registrar-servers.com
dns1.registrar-servers.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:172.190.227.128 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:ecigroup-us.spf.smtp25.com include:eciconstruction-com.spf.smtp25.com include:spf.edgepilot.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- knowbe4-site-verification=b4cf2351d2b8cdb5abb840b96733f818
- SPFv=spf1 ip4:172.190.227.128 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:ecigroup-us.spf.smtp25.com include:eciconstruction-com.spf.smtp25.com include:spf.edgepilot.com -all
- xsV7QnmqAlG2RvNzXq0e+Q==
- 3an8afo647nlehe6ndk6mi0slo
- a97ipl8pc99jg0ongoqn59ic3t
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