trcalibration.com.au

Valid Email Server
Domain Lookup › trcalibration.com.au

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
trcalibration.com.au
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-29 12:32:44 UTC · ↺ Refresh

MX Hostnames

  • a615274.mx.mailhop.org

MX Priorities

  • a615274.mx.mailhop.org: 10

A / AAAA Records

  • 52.62.11.18 ↩ ec2-52-62-11-18.ap-southeast-2.compute.amazonaws.com

Mail Server IPs

  • 54.148.222.11 ↩ inbound1a.ore.mailhop.org

SOA Record

Raw SOA ns-1770.awsdns-29.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1770.awsdns-29.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-1038.awsdns-01.org
ns-1770.awsdns-29.co.uk
ns-333.awsdns-41.com
ns-973.awsdns-57.net

SPF Record

✓ Soft Fail (~all)
v=spf1 mx mx:mx1.tr.com.au mx:mail.tr.com.au ip4:52.62.11.18 ip4:49.255.216.45 include:spf.protection.outlook.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

5 records
  • SPFv=spf1 mx mx:mx1.tr.com.au mx:mail.tr.com.au ip4:52.62.11.18 ip4:49.255.216.45 include:spf.protection.outlook.com ~all
  • MS=ms13849886
  • NbylCBelVQkU6xlBbM1+gNoITYu/p0JvW/puOZrNWIwKMkWadA1+1h4TYyqNbtVk6+YhC1h24qtOmlBCJYgbcA==
  • google-site-verification=369SQqGwHUjHFj0hsXwJHLXVmY9mJQ36cem9Zobjg24
  • keuljAinaSUdpsSS4txmpjCbmmMRMYDlMWlaQ65vlkNqplcFc57V949ne5puC7YI13YGzS3qaVIQ+nw+7JiOSQ==
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