rmkb.co

Valid Email Server
Domain Lookup › rmkb.co

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
rmkb.co
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-25 04:32:55 UTC · ↺ Refresh

MX Hostnames

  • filter3.rmkb-1.mailguard.com.au
  • filter2.rmkb-1.mailguard.com.au
  • filter1.rmkb-1.mailguard.com.au

MX Priorities

  • filter3.rmkb-1.mailguard.com.au: 30
  • filter1.rmkb-1.mailguard.com.au: 0
  • filter2.rmkb-1.mailguard.com.au: 20

A / AAAA Records

  • 23.227.38.65

Mail Server IPs

  • 54.66.10.162 ↩ mg-aaus-brum.mailguard.com.au
  • 20.53.112.187 ↩ mg-zaus-delta.mailguard.com.au
  • 20.92.133.122 ↩ mg-zaus-omega.mailguard.com.au
  • 52.63.166.203 ↩ mg-aaus-tazos.mailguard.com.au
  • 13.238.252.82 ↩ mg-aaus-widget.mailguard.com.au
  • 20.92.218.92 ↩ mg-zaus-chi.mailguard.com.au
  • 3.24.56.135 ↩ mg-aaus-pogs.mailguard.com.au
  • 3.104.195.181 ↩ mg-aaus-renna.mailguard.com.au
  • 52.147.56.124 ↩ mg-zaum-snatto.mailguard.com.au
  • 20.92.134.58 ↩ mg-zaus-pi.mailguard.com.au
  • 13.70.186.218
  • 54.79.63.66
  • 20.190.127.76
  • 20.70.88.141
  • 52.147.60.132

SOA Record

Raw SOA ns69.domaincontrol.com dns.jomax.net 2025032400 28800 7200 604800 600
Primary NS (mname)
ns69.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025032400
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns69.domaincontrol.com
ns70.domaincontrol.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:retailexpress.com.au include:customer.mailguard.com.au include:emsd1.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1;p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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

6 records
  • apple-domain-verification=W1I3BSEqaIUZR7jz
  • SPFv=spf1 include:spf.protection.outlook.com include:retailexpress.com.au include:customer.mailguard.com.au include:emsd1.com ~all
  • shopify-verification-code=S7QHiO8l8o5Ze7pkolJEsJcqHHikd0
  • slack-domain-verification=Fe2F6QiUPT4Vl2LUsCoKNtBAfspncfp5lZMZ4k18
  • google-site-verification=zaBteMIjwfmYHGf3znZTgN4Yl_kbfP1gRtBtkxBELZk
  • google-site-verification=q4DVhAzKMUjb2u0CYpUGbe1CD30jJ3GtPyN2uYaoQwg
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