rgmiller.com

Valid Email Server
Domain Lookup › rgmiller.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
rgmiller.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-26 04:27:29 UTC · ↺ Refresh

MX Hostnames

  • rgmiller-com.mail.protection.outlook.com

MX Priorities

  • rgmiller-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 104.21.93.133 (no PTR)
  • 172.67.210.47 (no PTR)
  • 2606:4700:3033::6815:5d85
  • 2606:4700:3034::ac43:d22f

Mail Server IPs

  • 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
  • 40.93.192.1 ↩ mail-dm5pr02cu00201.inbound.protection.outlook.com
  • 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
  • 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
  • 2a01:111:f403:c902::16 ↩ mail-byapr04cu00306.inbound.protection.outlook.com
  • 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com
  • 2a01:111:f403:c902:: ↩ mail-sj2pr05cu00300.inbound.protection.outlook.com
  • 2a01:111:f403:c92c::4 ↩ mail-dm6pr05cu00404.inbound.protection.outlook.com

SOA Record

Raw SOA coby.ns.cloudflare.com dns.cloudflare.com 2399460348 10000 2400 604800 1800
Primary NS (mname)
coby.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399460348
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

coby.ns.cloudflare.com
veda.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:us._netblocks.mimecast.com ip4:66.193.240.25 ip4:66.193.240.107 ip4:66.151.253.12 include:spf.protection.outlook.com include:_spf.psm.knowbe4.com ~all
📊 DNS lookups: 3/10
~ 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

12 records
  • SPFv=spf1 include:us._netblocks.mimecast.com ip4:66.193.240.25 ip4:66.193.240.107 ip4:66.151.253.12 include:spf.protection.outlook.com include:_spf.psm.knowbe4.com ~all
  • 0ed1fe018a715ca0c330884e2e9d65d76c79212590
  • 4994907b-7eac-4de0-9b7b-bf94679cbfa8
  • 5to80pkdhu2342632kqfhv36fa
  • 9577p4mekg793m08ajumuf513u
  • MS=ms40754392
  • MS=ms63727309
  • ilrvielp1prlbh0h8e82lba3a6
  • knowbe4-site-verification=01252e6f51447ba95c3062d8cd867308
  • mq2bjkse9sqfla6l8qtpleocjr
  • r1lk1gvpg94a2oqesfedbm21b5
  • rmceam5tnomdqdnjh9pmce4ut
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