c-f-d.org

Valid Email Server
Domain Lookup › c-f-d.org

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
c-f-d.org
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-19 16:25:54 UTC · ↺ Refresh

MX Hostnames

  • mx2-us1.ppe-hosted.com
  • mx1-us1.ppe-hosted.com

MX Priorities

  • mx1-us1.ppe-hosted.com: 0
  • mx2-us1.ppe-hosted.com: 10

A / AAAA Records

  • 198.185.159.144 (no PTR)
  • 198.185.159.145 (no PTR)
  • 198.49.23.144 (no PTR)
  • 198.49.23.145 (no PTR)

Mail Server IPs

  • 148.163.129.50 ↩ mx1-us1.ppe-hosted.com
  • 67.231.154.162 ↩ mx1-us1.ppe-hosted.com
  • 148.163.129.51 ↩ mx2-us1.ppe-hosted.com
  • 67.231.154.163 ↩ mx2-us1.ppe-hosted.com

SOA Record

Raw SOA ns1-01.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-01.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s

Nameservers (NS)

ns1-01.azure-dns.com
ns2-01.azure-dns.net
ns3-01.azure-dns.org
ns4-01.azure-dns.info

SPF Record

✓ Strict (-all)
v=spf1 ip4:208.113.139.237 include:spf.protection.outlook.com a:mail.c-f-d.org include:mail.zendesk.com include:c-f-d-org.spf.smtp25.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict 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

4 records
  • 2025101622365035s3eetb2uf36851i7mvdmpzrgoh6exuqh8fvli92vpchhi1ty
  • SPFv=spf1 ip4:208.113.139.237 include:spf.protection.outlook.com a:mail.c-f-d.org include:mail.zendesk.com include:c-f-d-org.spf.smtp25.com -all
  • apple-domain-verification=FCXdBeQjG4miMsea
  • google-site-verification=cl0zH7T71Qn9HGuUX-_QcrD0xhnlpPUxs1XHndiw6tA
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