Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
trinityac.nsw.edu.au
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 10:30:46 UTC · ↺ Refresh
MX Hostnames
- d505590.a.ess.au.barracudanetworks.com
- d505590.b.ess.au.barracudanetworks.com
MX Priorities
- d505590.b.ess.au.barracudanetworks.com: 20
- d505590.a.ess.au.barracudanetworks.com: 10
A / AAAA Records
- 54.153.229.39 ↩ ec2-54-153-229-39.ap-southeast-2.compute.amazonaws.com
Mail Server IPs
- 3.24.133.209 ↩ mail.ess.au.barracuda.com
- 3.24.133.210 ↩ mail.ess.au.barracuda.com
- 3.24.133.211 ↩ mail.ess.au.barracuda.com
SOA Record
Raw SOA
dns0.zoneedit.com zone.zoneedit.com 1762304903 43200 10800 604800 300
Primary NS (mname)
dns0.zoneedit.com
Admin Email (rname)
zone@zoneedit.com
Serial
1762304903
Refresh
43200s
Retry
10800s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1.zoneedit.com
ns2.zoneedit.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a ip4:138.44.161.10/32 ip4:216.71.154.169/32 include:spf.protection.outlook.com include:spf.exclaimer.net include:spf.ess.au.barracudanetworks.com include:app.digistorm.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 3 found
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: k1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
13 records- t2rq5f7kb3bop7l7ne8q9ji5lo
- SPFv=spf1 mx a ip4:138.44.161.10/32 ip4:216.71.154.169/32 include:spf.protection.outlook.com include:spf.exclaimer.net include:spf.ess.au.barracudanetworks.com include:app.digistorm.com ~all
- facebook-domain-verification=mend711gk1g731136x4lus2qjsmvld
- uaxc5eLBT1Br0WQyYJYDRhUbKHRX1BqbYJSKqVRRfTikBYAQnAWk5RrD4w31efpb3r0kqyNa/t2QFBidOStP9A==
- fris6tb54espdsrqt65nl9r9rq
- google-site-verification=qsf8Jyikg63kanAo4TP2J3d2aL1SYupjWheTkyy7KWw
- MS=ms86048745
- adobe-idp-site-verification=400046a4d5438ee485bd1696c7ee1f0ee6a9f2aa1c68a0e7f980097cc999ffc1
- apple-domain-verification=E3jMqWi5Sj5z1umx
- ZOOM_verify_QzV24anXxHSUxXEvR6DqsV
- openai-domain-verification=dv-2jMVbDxaV8OWY4OH2w5qUkNV
- a25mf3jeqbe8ot2o2kjhufmdpo
- k5mtq62v8ahku8u5ceuj2l2snu
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