rcigroupinc.net

Valid Email Server
Domain Lookup › rcigroupinc.net

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
rcigroupinc.net
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-23 20:12:39 UTC · ↺ Refresh

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MX Hostnames

  • us-smtp-inbound-2.mimecast.com
  • us-smtp-inbound-1.mimecast.com

MX Priorities

  • us-smtp-inbound-2.mimecast.com: 10
  • us-smtp-inbound-1.mimecast.com: 10

A / AAAA Records

  • 199.180.140.12 (no PTR)
  • 199.180.140.11 (no PTR)

Mail Server IPs

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

SOA Record

Raw SOA ns15.worldnic.com namehost.worldnic.com 125061111 10800 3600 604800 3600
Primary NS (mname)
ns15.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125061111
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns16.worldnic.com
ns15.worldnic.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:75.147.212.177 include:spf.protection.outlook.com include:_netblocks.mimecast.com ~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

4 records
  • MS=ms51026392
  • SPFv=spf1 ip4:75.147.212.177 include:spf.protection.outlook.com include:_netblocks.mimecast.com ~all
  • 0ed1fe018acae5e69a0a5245d5aafef5b37ae8ccac
  • duo_sso_verification=wOOh9kbabDta25OHMyeRxH7x72dDEQoCnSTjDjK8Csgn7Zv3yOnJINcTEe9ArO7c
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