copperstate.com

Valid Email Server
Domain Lookup › copperstate.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
copperstate.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-23 14:26:46 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

  • 104.24.15.93 (no PTR)
  • 104.24.14.93 (no PTR)
  • 2606:4700:20::6818:f5d (no PTR)
  • 2606:4700:20::6818:e5d (no PTR)

Mail Server IPs

  • 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com

SOA Record

Raw SOA cora.ns.cloudflare.com dns.cloudflare.com 2396861214 10000 2400 604800 1800
Primary NS (mname)
cora.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2396861214
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

zahir.ns.cloudflare.com
cora.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 redirect=5a81u1ne._spf._d.mim.ec
📊 DNS lookups: 1/10

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 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

12 records
  • openai-domain-verification=dv-Rylsxf5pIqB55eBG2WJb7Z4R
  • SPFv=spf1 redirect=5a81u1ne._spf._d.mim.ec
  • 0ed1fe018a8cfd4bbb5de1416594830659fe532a5c
  • 1u6737t9o172nfefg1lj8fvh19
  • 2pa8e21rk2erdrh7br7rf549d5
  • MS=ms17437104
  • MS=ms88409022
  • OaQbpmb2qOnKKwuhr8Jqd2XeiFUkzbPmKwrM2TUciT3D81CIexGhxHxWC1nj4tV4+/coAsETAAcu7SFfTytGWA==
  • a2h7r3ltv6jggi9ua14e1mco69
  • apple-domain-verification=NZjfRJuLSA583KZ2
  • cisco-ci-domain-verification=9a98c77caf8484d98ca70c906ad876ab6ff60cb506d8a9188e5c2904b492248
  • google-site-verification=0Ah2Tf65eEECzzSEBfebmuY5qQVK8SWyikU48qr87_Q
Full email verification for copperstate.com

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