insearch.com.cn

Valid Email Server
Domain Lookup › insearch.com.cn

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
insearch.com.cn
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-27 04:26:48 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 103.5.29.149 (no PTR)

Mail Server IPs

  • 103.96.22.26 ↩ au-smtp-inbound-2.mimecast.com
  • 103.96.20.26 ↩ au-smtp-inbound-2.mimecast.com

SOA Record

Raw SOA ns1.instradns.com root.instra.com 2016081601 28800 7200 604800 86400
Primary NS (mname)
ns1.instradns.com
Admin Email (rname)
root@instra.com
Serial
2016081601
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
86400s

Nameservers (NS)

ns3.instradns.com
ns2.instradns.com
ns1.instradns.com

SPF Record

✓ Soft Fail (~all)
v=spf1 mx ip4:103.5.29.142 ip4:103.5.29.143 ip4:138.25.1.231 ip4:138.25.1.232 ip4:203.176.98.97 ip4:203.176.98.115 ip4:116.213.13.20 ip4:203.45.57.160/27 include:spf.protection.outlook.com include:service-now.com include:au._netblocks.mimecast.com include:_spf.psm.knowbe4.com ~all
📊 DNS lookups: 5/10
~ 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

2 records
  • SPFv=spf1 mx ip4:103.5.29.142 ip4:103.5.29.143 ip4:138.25.1.231 ip4:138.25.1.232 ip4:203.176.98.97 ip4:203.176.98.115 ip4:116.213.13.20 ip4:203.45.57.160/27 include:spf.protection.outlook.com include:service-now.com include:au._netblocks.mimecast.com include:_spf.psm.knowbe4.com ~all
  • MS=ms14888169
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