guardian.com.au

Valid Email Server
Domain Lookup › guardian.com.au

Domain Overview

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

Checked via [email protected] · 2026-03-28 04:09:18 UTC · ↺ Refresh

MX Hostnames

  • filter2.guardi-7.mailguard.com.au
  • filter3.guardi-7.mailguard.com.au
  • filter1.guardi-7.mailguard.com.au

MX Priorities

  • filter2.guardi-7.mailguard.com.au: 20
  • filter3.guardi-7.mailguard.com.au: 30
  • filter1.guardi-7.mailguard.com.au: 10

A / AAAA Records

  • 110.232.143.38

Mail Server IPs

  • 20.92.218.92 ↩ mg-zaus-chi.mailguard.com.au
  • 20.190.127.76 ↩ mg-zaum-zarks.mailguard.com.au
  • 20.53.112.187 ↩ mg-zaus-delta.mailguard.com.au
  • 20.92.133.122 ↩ mg-zaus-omega.mailguard.com.au
  • 20.70.88.141 ↩ mg-zaum-bing.mailguard.com.au
  • 54.79.63.66 ↩ mg-aaus-gobbledok.mailguard.com.au
  • 52.64.111.90 ↩ mg-aaus-sheo.mailguard.com.au
  • 3.105.81.69 ↩ mg-aaus-krumm.mailguard.com.au
  • 3.104.195.181 ↩ mg-aaus-renna.mailguard.com.au
  • 13.238.252.82 ↩ mg-aaus-widget.mailguard.com.au
  • 54.66.10.162
  • 52.147.56.124
  • 13.238.162.196
  • 20.92.134.58

SOA Record

Raw SOA ns1.nameserver.net.au hostmaster.guardian.com.au 2026032601 10800 3600 604800 3600
Primary NS (mname)
ns1.nameserver.net.au
Admin Email (rname)
hostmaster@guardian.com.au
Serial
2026032601
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns3.nameserver.net.au
ns2.nameserver.net.au
ns1.nameserver.net.au

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:customer.mailguard.com.au include:mx4.3rdmill.com.au include:spf-au.emailsignatures365.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject;
✓ Reject — strongest protection
📋 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

2 records
  • MS=ms68029073
  • SPFv=spf1 include:spf.protection.outlook.com include:customer.mailguard.com.au include:mx4.3rdmill.com.au include:spf-au.emailsignatures365.com -all
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