ischs.org.au

Valid Email Server
Domain Lookup › ischs.org.au

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
ischs.org.au
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-27 05:23:31 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 104.21.14.253
  • 172.67.160.216
  • 2606:4700:3034::ac43:a0d8
  • 2606:4700:3034::6815:efd

Mail Server IPs

  • 20.92.133.252 ↩ mg-zaus-omicron.mailguard.com.au
  • 20.92.134.58 ↩ mg-zaus-pi.mailguard.com.au
  • 3.105.81.69 ↩ mg-aaus-krumm.mailguard.com.au
  • 20.190.127.76 ↩ mg-zaum-zarks.mailguard.com.au
  • 52.64.111.90 ↩ mg-aaus-sheo.mailguard.com.au
  • 52.63.166.203 ↩ mg-aaus-tazos.mailguard.com.au
  • 52.147.60.132 ↩ mg-zaum-milo.mailguard.com.au
  • 52.147.56.124 ↩ mg-zaum-snatto.mailguard.com.au
  • 20.92.218.92 ↩ mg-zaus-chi.mailguard.com.au
  • 13.70.186.218 ↩ mg-zaum-ding.mailguard.com.au
  • 3.24.56.135
  • 3.104.195.181
  • 20.53.112.187

SOA Record

Raw SOA rayne.ns.cloudflare.com dns.cloudflare.com 2398837174 10000 2400 604800 1800
Primary NS (mname)
rayne.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398837174
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

rayne.ns.cloudflare.com
rex.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:203.49.158.30 ip4:175.158.109.5 include:spf.protection.outlook.com include:customer.mailguard.com.au ~all
📊 DNS lookups: 2/10
~ 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

3 records
  • SPFv=spf1 ip4:203.49.158.30 ip4:175.158.109.5 include:spf.protection.outlook.com include:customer.mailguard.com.au ~all
  • MS=ms71313754
  • OkZeegHKp0fwOX8Kc5rEQ0hNmT9NiS6k9gktEC5P0Rsc+bokzqTa2EXQ/vYkE6/l3RN2q3DdBgtU+j/rUDbZQA==
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