thinkhdi.com

Valid Email Server
Domain Lookup › thinkhdi.com

Domain Overview

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

Checked via [email protected] · 2026-03-19 06:40:36 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 104.18.33.27 (no PTR)
  • 172.64.154.229 (no PTR)
  • 2a06:98c1:3108::ac40:9ae5 (no PTR)
  • 2a06:98c1:3102::6812:211b (no PTR)

Mail Server IPs

  • 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com

SOA Record

Raw SOA ns1.ubmdns.com dns.cloudflare.com 2398739939 10000 2400 604800 1800
Primary NS (mname)
ns1.ubmdns.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398739939
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

ns2.ubmdns.com
ns1.ubmdns.com

SPF Record

✓ Soft Fail (~all)
v=spf1 a:thinkhdi.com a:www.thinkhdi.com ip4:54.89.37.131 include:spf-mcst.ubm.com include:_netblocks.eloqua.com include:_spf.qualtrics.com a:sendgrid.avolio.tech ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 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

4 records
  • MS=ms10324224
  • MS=ms97573277
  • google-site-verification=TMffvawGqYL_YCH_e0SyccE15TyeiJWRv6P4ncur-GM
  • SPFv=spf1 a:thinkhdi.com a:www.thinkhdi.com ip4:54.89.37.131 include:spf-mcst.ubm.com include:_netblocks.eloqua.com include:_spf.qualtrics.com a:sendgrid.avolio.tech ~all
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