keystoneconstruction.us

Valid Email Server
Domain Lookup › keystoneconstruction.us

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
keystoneconstruction.us
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-28 14:02:26 UTC · ↺ Refresh

MX Hostnames

  • mx.keystoneconstruction.us

MX Priorities

  • mx.keystoneconstruction.us: 30

A / AAAA Records

  • 66.96.162.138 ↩ 138.162.96.66.static.eigbox.net

Mail Server IPs

  • 66.96.140.145 ↩ 145.140.96.66.static.eigbox.net
  • 66.96.140.144 ↩ 144.140.96.66.static.eigbox.net

SOA Record

Raw SOA ns1.domain.com dnsadmin.domain.com 124033119 10800 3600 604800 3600
Primary NS (mname)
ns1.domain.com
Admin Email (rname)
dnsadmin@domain.com
Serial
124033119
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns1.domain.com
ns2.domain.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:66.96.128.0/18 include:websitewelcome.com ?all
📊 DNS lookups: 1/10
? Neutral (?all) — no enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

1 record
  • SPFv=spf1 ip4:66.96.128.0/18 include:websitewelcome.com ?all
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