collectivebias.com

Valid Email Server
Domain Lookup › collectivebias.com

Domain Overview

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

Checked via [email protected] · 2026-04-04 09:30:44 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

  • 52.92.240.123 ↩ s3-website-us-west-2.amazonaws.com
  • 3.5.76.218 ↩ s3-deprecated.us-west-2.amazonaws.com
  • 3.5.83.248 ↩ s3-website.us-west-2.amazonaws.com
  • 3.5.85.245 ↩ s3-website.us-west-2.amazonaws.com
  • 52.218.233.130
  • 52.92.164.211
  • 52.218.183.19
  • 52.92.190.171

Mail Server IPs

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

SOA Record

Raw SOA ns-283.awsdns-35.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-283.awsdns-35.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-283.awsdns-35.com
ns-595.awsdns-10.net
ns-1339.awsdns-39.org
ns-1630.awsdns-11.co.uk

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.google.com include:spf.mandrillapp.com include:us._netblocks.mimecast.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 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
  • 9fejti4e4ph6pukbrdmqlagh8k
  • MS=ms46484318
  • MS=ms79433206
  • google-site-verification=jh1C_CX0vPD0U-T4DgYLGVY7AFlbob3UiGMihFaxFjw
  • SPFv=spf1 include:_spf.google.com include:spf.mandrillapp.com include:us._netblocks.mimecast.com ~all
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