rtcrm.com

Valid Email Server
Domain Lookup › rtcrm.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
rtcrm.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-27 22:55:22 UTC · ↺ Refresh

MX Hostnames

  • mxa-0059cf01.gslb.pphosted.com
  • mxb-0059cf01.gslb.pphosted.com

MX Priorities

  • mxa-0059cf01.gslb.pphosted.com: 10
  • mxb-0059cf01.gslb.pphosted.com: 10

A / AAAA Records

  • 38.100.3.23 (no PTR)

Mail Server IPs

  • 205.220.165.126 ↩ mx0a-0059cf01.pphosted.com

SOA Record

Raw SOA ns-333.awsdns-41.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-333.awsdns-41.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-333.awsdns-41.com
ns-870.awsdns-44.net
ns-1175.awsdns-18.org
ns-1825.awsdns-36.co.uk

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

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

2 records
  • v=verifydomain MS=ms10505721
  • MS=ms59881518
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