Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
curtin.edu.au
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-27 04:19:11 UTC · ↺ Refresh
MX Hostnames
- mx2.hc2185-81.iphmx.com
- mx1.hc2185-81.iphmx.com
MX Priorities
- mx2.hc2185-81.iphmx.com: 100
- mx1.hc2185-81.iphmx.com: 100
A / AAAA Records
- 52.64.39.142 ↩ ec2-52-64-39-142.ap-southeast-2.compute.amazonaws.com
Mail Server IPs
- 216.71.137.134 ↩ esa3.hc2185-81.iphmx.com
- 216.71.152.139 ↩ esa1.hc2185-81.iphmx.com
- 216.71.141.13 ↩ esa4.hc2185-81.iphmx.com
- 216.71.155.80 ↩ esa2.hc2185-81.iphmx.com
SOA Record
Raw SOA
ns-1697.awsdns-20.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1697.awsdns-20.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-151.awsdns-18.com
ns-1697.awsdns-20.co.uk
ns-713.awsdns-25.net
ns-1388.awsdns-45.org
SPF Record
✓ Soft Fail (~all)
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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
13 records- 12676fefb7102314f28385d341f06045746c5e2b4d25ab4535007f2c573a9cdf
- _elastic_domain_challenge=4e2e75778929635211eb328e7330c350266a61cd9c5a58e6b1272136950954ef
- adobe-idp-site-verification=9df6a518-3c20-4123-a5e5-421d73da6e87
- anthropic-domain-verification-qay1er=LFXmWHZrm7mHzeYzrhxD1CstN
- apple-domain-verification=b1VOOerRq7gnvuOj
- atlassian-domain-verification=B/NSR5qPiSzmaZfpRfHpg3o7CbERo7OghafSs+50MtTXtxrOeQOnqzoXnStuUSRr
- atlassian-domain-verification=m3KVsFY/EAfgaCy4r2WaOT5uNcbA9HTP0rok2XB/I82K2GtQZqPhad08FEHGzBcu
- f3fv0csxd7xfxh7ctkrrkwg20nk1dsg7
- facebook-domain-verification=akoznkg1y6cxdt6rf0x68ub4ad4ycg
- google-site-verification=lWZE-t8U_zr9mFqdGgA7czmpQmsd-SqUOsjn0ADMsZ8
- neopdrnfmqhhse4ns2ho5o40qu
- SPFv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all
- wiz-domain-verification=c14ddbe546ea4939f117c894dadbdca7291f1cd73146181d8490a1361ed7570d
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