mtgbus.com.au

Valid Email Server
Domain Lookup › mtgbus.com.au

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
mtgbus.com.au
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-19 21:36:45 UTC · ↺ Refresh

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MX Hostnames

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

MX Priorities

  • filter3.mtgbus-1.mailguard.com.au: 30
  • filter1.mtgbus-1.mailguard.com.au: 10
  • filter2.mtgbus-1.mailguard.com.au: 20

A / AAAA Records

  • 4.198.168.103

Mail Server IPs

  • 54.66.10.162 ↩ mg-aaus-brum.mailguard.com.au
  • 52.63.166.203 ↩ mg-aaus-tazos.mailguard.com.au
  • 20.70.88.141 ↩ mg-zaum-bing.mailguard.com.au
  • 13.70.186.218 ↩ mg-zaum-ding.mailguard.com.au
  • 20.53.112.187 ↩ mg-zaus-delta.mailguard.com.au
  • 52.147.56.124 ↩ mg-zaum-snatto.mailguard.com.au
  • 20.92.133.122 ↩ mg-zaus-omega.mailguard.com.au
  • 13.236.218.216 ↩ mg-aaus-zote.mailguard.com.au
  • 20.92.134.58 ↩ mg-zaus-pi.mailguard.com.au
  • 3.105.81.69 ↩ mg-aaus-krumm.mailguard.com.au
  • 20.92.133.252
  • 52.147.60.132
  • 20.92.218.92

SOA Record

Raw SOA ns10.digicertdns.com dns.digicertdns.com 2009010117 43200 3600 1209600 180
Primary NS (mname)
ns10.digicertdns.com
Admin Email (rname)
dns@digicertdns.com
Serial
2009010117
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s

Nameservers (NS)

dns1.isanet.net
dns2.isanet.net
dns3.isanet.net
dns4.isanet.net

SPF Record

✓ Strict (-all)
v=spf1 mx a include:customer.mailguard.com.au ip4:52.255.42.146 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict 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

1 record
  • SPFv=spf1 mx a include:customer.mailguard.com.au ip4:52.255.42.146 -all
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