caldwellconstructors.com

Valid Email Server
Domain Lookup › caldwellconstructors.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
caldwellconstructors.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-21 00:07:54 UTC · ↺ Refresh

MX Hostnames

  • us-smtp-inbound-2.mimecast.com
  • us-smtp-inbound-1.mimecast.com

MX Priorities

No priority data.

A / AAAA Records

  • 104.21.25.46
  • 172.67.222.177
  • 2606:4700:3035::ac43:deb1
  • 2606:4700:3034::6815:192e

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

sean.ns.cloudflare.com
laura.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:us._netblocks.mimecast.com include:_spf.psm.knowbe4.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate 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

✗ None detected

No 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

8 records
  • MS=ms78900127
  • _73fs54x7pfpq21vssx3oj1wml24md1v
  • _ajoz7w2478sf0834x59v7md2wm7bpni
  • asv=352fb8463b2a9541a3d21aca0f86d287
  • icbhb2chavpf4e8r6lijjcpfm9
  • SPFv=spf1 include:us._netblocks.mimecast.com include:_spf.psm.knowbe4.com ~all
  • 0ed1fe018aaeabe8caea4140048d2eada22980dbf6
  • MS=ms39829848
Full email verification for caldwellconstructors.com

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits