crcainc.org

Valid Email Server
Domain Lookup › crcainc.org

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
crcainc.org
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-02 07:57:58 UTC · ↺ Refresh

MX Hostnames

  • mail.crcainc.org

MX Priorities

  • mail.crcainc.org: 5

A / AAAA Records

  • 104.21.63.166 (no PTR)
  • 172.67.147.243 (no PTR)
  • 2606:4700:3037::6815:3fa6 (no PTR)
  • 2606:4700:3035::ac43:93f3 (no PTR)

Mail Server IPs

  • 199.180.253.26 ↩ cp1.dal.rhnx.net

SOA Record

Raw SOA algin.ns.cloudflare.com dns.cloudflare.com 2399276288 10000 2400 604800 1800
Primary NS (mname)
algin.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399276288
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

leah.ns.cloudflare.com
algin.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:199.180.253.26 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

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

1 record
  • SPFv=spf1 +a +mx +ip4:199.180.253.26 ~all
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