leightonasia.com

Valid Email Server
Domain Lookup › leightonasia.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
leightonasia.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-20 15:24:01 UTC · ↺ Refresh

MX Hostnames

  • au-smtp-inbound-2.mimecast.com
  • au-smtp-inbound-1.mimecast.com

MX Priorities

  • au-smtp-inbound-2.mimecast.com: 10
  • au-smtp-inbound-1.mimecast.com: 10

A / AAAA Records

  • 76.76.21.21 (no PTR)

Mail Server IPs

  • 103.96.20.26 ↩ au-smtp-inbound-1.mimecast.com
  • 103.96.22.26 ↩ au-smtp-inbound-1.mimecast.com

SOA Record

Raw SOA dns1.cscdns.net hostmaster.cscdns.net 2022032951 10000 2400 604800 3600
Primary NS (mname)
dns1.cscdns.net
Admin Email (rname)
hostmaster@cscdns.net
Serial
2022032951
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

dns1.cscdns.net
dns2.cscdns.net

SPF Record

✓ Strict (-all)
v=spf1 ip4:202.155.238.228/32 ip4:119.77.30.224/27 ip4:202.155.238.226/32 ip4:149.72.161.117/32 ip4:149.72.155.75/32 ip4:59.152.239.192/27 a:spf.ltg.email a:d.spf.service-now.com include:au._netblocks.mimecast.com include:spf.protection.outlook.com include:_spf.salesforce.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected];ruf=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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
  • tTQS5XQfrY3kYCCe90rXIcWko3F9S9Wfa5LdRZdBmHj25STx7YMCwUFod7AjGTvU1TojAX2sDQD68X5LaTrsNQ==
  • atlassian-domain-verification=LaGa3YOSeD4E2GpbDumMgu1g2LKR9TBI9acWiLMol2eiHC3oIWmQhahPBjEyKfFU
  • SPFv=spf1 ip4:202.155.238.228/32 ip4:119.77.30.224/27 ip4:202.155.238.226/32 ip4:149.72.161.117/32 ip4:149.72.155.75/32 ip4:59.152.239.192/27 a:spf.ltg.email a:d.spf.service-now.com include:au._netblocks.mimecast.com include:spf.protection.outlook.com include:_spf.salesforce.com -all
  • MS=ms20249012
  • knowbe4-site-verification=19fb058e56924142155df29c6101e460
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