Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
calderwood.nsw.edu.au
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 01:07:30 UTC · ↺ Refresh
MX Hostnames
- calderwood-nsw-edu-au.mail.protection.outlook.com
MX Priorities
- calderwood-nsw-edu-au.mail.protection.outlook.com: 0
A / AAAA Records
- 54.252.172.240 ↩ ec2-54-252-172-240.ap-southeast-2.compute.amazonaws.com
Mail Server IPs
- 52.101.149.1 ↩ mail-sy8pr01cu00101.inbound.protection.outlook.com
- 52.101.149.2 ↩ mail-sy5pr01cu00902.inbound.protection.outlook.com
- 52.101.151.5 ↩ mail-meupr01cu00305.inbound.protection.outlook.com
- 52.101.149.0 ↩ mail-sy2pr01cu00300.inbound.protection.outlook.com
- 2a01:111:f403:cc33::1 ↩ mail-meupr01cu00301.inbound.protection.outlook.com
- 2a01:111:f403:cc31:: ↩ mail-sy2pr01cu00300.inbound.protection.outlook.com
- 2a01:111:f403:cc31::3 ↩ mail-sy2pr01cu00503.inbound.protection.outlook.com
- 2a01:111:f403:cc31::2 ↩ mail-sy5pr01cu00902.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.domainname.edu.au dmain.netregistry.net 2025110401 86400 7200 604800 7200
Primary NS (mname)
ns1.domainname.edu.au
Admin Email (rname)
dmain@netregistry.net
Serial
2025110401
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
7200s
Nameservers (NS)
ns1.netregistry.net
ns2.netregistry.net
ns3.netregistry.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:mailgun.org include:_spf.seqta.com.au ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
google._domainkey
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- MS=ms57768187
- atlassian-domain-verification=YBsMhji6pjdmu0Z2zBXCaNByNWvJmI6ggeduJm76QEhQLoUjiX1QIdcyE8jRPIQr
- google-site-verification=xQMNjrOF5c06aLiNHN7POX8ogrNWr9vsITbcZq1CpkQ
- SPFv=spf1 include:spf.protection.outlook.com include:mailgun.org include:_spf.seqta.com.au ~all
- apple-domain-verification=cEKHZWjlEBCKqbtf
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