Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rdo.com.au
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 15:41:32 UTC · ↺ Refresh
MX Hostnames
- rdo-com-au.mail.protection.outlook.com
MX Priorities
- rdo-com-au.mail.protection.outlook.com: 0
A / AAAA Records
- 103.26.237.166 ↩ server.orioncreative.com.au
Mail Server IPs
- 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
- 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
- 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
- 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-656.awsdns-18.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-656.awsdns-18.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-378.awsdns-47.com
ns-656.awsdns-18.net
ns-1462.awsdns-54.org
ns-1943.awsdns-50.co.uk
SPF Record
✓ Strict (-all)
v=spf1 include:_u.rdo.com.au._spf.dmarcly.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=reject; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- SPFv=spf1 include:_u.rdo.com.au._spf.dmarcly.com -all
- MS=ms78207274
- asv=546b3c28fe0791d495fb898775536b09
- canva-site-verification=bBKODXMwUAgxI4zOx0JToA
- knowbe4-site-verification=a610cc0bec4548d73348aebfcdacae33
- openai-domain-verification=dv-UIio8Ah5KJ32xWd1GM2liqwh
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