Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
astusaustralia.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 03:37:03 UTC · ↺ Refresh
MX Hostnames
- au-smtp-inbound-1.mimecast.com
- au-smtp-inbound-2.mimecast.com
MX Priorities
- au-smtp-inbound-1.mimecast.com: 10
- au-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 194.164.95.191 (no PTR)
Mail Server IPs
- 103.96.22.26 ↩ au-smtp-inbound-1.mimecast.com
- 103.96.20.26 ↩ au-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
ns1-08.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-08.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns3-08.azure-dns.org
ns4-08.azure-dns.info
ns1-08.azure-dns.com
ns2-08.azure-dns.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_netblocks.mimecast.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo 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 include:_netblocks.mimecast.com ~all
- njsa1vckmecbd871e7fbleq5c1
- 3bg6ho2r1f0c050ioprjrnosdv
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