frontrangestone.com

Valid Email Server
Domain Lookup › frontrangestone.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
frontrangestone.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-21 15:15:40 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 104.18.9.57 (no PTR)
  • 104.18.8.57 (no PTR)
  • 2606:4700::6812:839 (no PTR)
  • 2606:4700::6812:939 (no PTR)

Mail Server IPs

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

SOA Record

Raw SOA mack.ns.cloudflare.com dns.cloudflare.com 2399229129 10000 2400 604800 1800
Primary NS (mname)
mack.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399229129
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

mack.ns.cloudflare.com
tiffany.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:us._netblocks.mimecast.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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
  • MS=ms15222288
  • b1m2frdbf7gl1t72763vkgs2al
  • b1m2frdbf7gl1t72763vkgs2al.
  • knowbe4-site-verification=46bb9759d5d3285ed51e1a073e5d87ac
  • ppe-df05a416985924944890
  • SPFv=spf1 include:us._netblocks.mimecast.com ~all
  • 0ed1fe018a8bac511043034b32afed0e44b1ded78e
  • 6PZX65dT
  • MS=E9ED900443C50AE2848BF7DA570FFCD8CC8AF19B
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