rfbllp.com

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

Domain Overview

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

Checked via [email protected] · 2026-09-04 17:43:37 UTC · ↺ Refresh

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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

  • 72.32.131.23 ↩ www-dispatch.firmseek.com

Mail Server IPs

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

SOA Record

Raw SOA margo.ns.cloudflare.com dns.cloudflare.com 2410569634 10000 2400 604800 1800
Primary NS (mname)
margo.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2410569634
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

margo.ns.cloudflare.com
marjory.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_u.rfbllp.com._spf.smart.ondmarc.com ~all
📊 DNS lookups: 1/10
~ 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

9 records
  • 17524786
  • MS=ms69410677
  • ZOOM_verify_7tHHTgvQLo6JEMa5FmV0Ev
  • anthropic-domain-verification-j5z14k=8upQhfSsUNwRH6WvZzab3H2N3
  • docusign=690b30c1-b204-41ed-ba6f-bb631ae75251
  • duo_sso_verification=nbB22VojpjnqEdLWnLWAiOnwZbVwbyXBAeanvu1eJ9aFs1q0757yvWBgB9GCXfkQ
  • uber-domain-verification=4a0333c3-49f5-4003-bf0c-e6d98996a3c0
  • SPFv=spf1 include:_u.rfbllp.com._spf.smart.ondmarc.com ~all
  • 0ed1fe018ab7b38133ed7f409fbfc2eaa0c8d9663b
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