Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bluehills.nsw.edu.au
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 21:58:38 UTC · ↺ Refresh
MX Hostnames
- au-smtp-inbound-1.mimecast.com
- bluehills-nsw-edu-au.mail.protection.outlook.com
- au-smtp-inbound-2.mimecast.com
MX Priorities
- au-smtp-inbound-1.mimecast.com: 10
- bluehills-nsw-edu-au.mail.protection.outlook.com: 100
- au-smtp-inbound-2.mimecast.com: 20
A / AAAA Records
- 104.26.5.120
- 172.67.69.203
- 104.26.4.120
- 2606:4700:20::681a:478
- 2606:4700:20::681a:578
- 2606:4700:20::ac43:45cb
Mail Server IPs
- 103.96.20.26 ↩ au-smtp-inbound-1.mimecast.com
- 103.96.22.26 ↩ au-smtp-inbound-1.mimecast.com
- 52.101.149.9 ↩ mail-sy2pr01cu00501.inbound.protection.outlook.com
- 52.101.149.1 ↩ mail-sy8pr01cu00101.inbound.protection.outlook.com
- 52.101.149.0 ↩ mail-sy2pr01cu00300.inbound.protection.outlook.com
- 52.101.151.5 ↩ mail-meupr01cu00305.inbound.protection.outlook.com
- 2a01:111:f403:cc31::3 ↩ mail-sy2pr01cu00503.inbound.protection.outlook.com
- 2a01:111:f403:cc31:: ↩ mail-sy2pr01cu00300.inbound.protection.outlook.com
- 2a01:111:f403:cc33:: ↩ mail-meupr01cu00200.inbound.protection.outlook.com
- 2a01:111:f403:cc31::2 ↩ mail-sy5pr01cu00902.inbound.protection.outlook.com
SOA Record
Raw SOA
duke.ns.cloudflare.com dns.cloudflare.com 2399162906 10000 2400 604800 1800
Primary NS (mname)
duke.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399162906
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
nicole.ns.cloudflare.com
duke.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_u.bluehills.nsw.edu.au._spf.dmarclb.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected]; sp=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
4 records- MS=ms30405724
- ZOOM_verify_kGoCSljz9RMO3itZir6boU
- SPFv=spf1 include:_u.bluehills.nsw.edu.au._spf.dmarclb.com include:spf.protection.outlook.com ~all
- MS=4C3151848AD1E72AC8BFC81C5438E6CDC4D1AD00
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