co.asid.org

Valid Email Server
Domain Lookup › co.asid.org

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
co.asid.org
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-18 14:34:33 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 32.195.89.99 ↩ ec2-32-195-89-99.compute-1.amazonaws.com
  • 3.221.82.35 ↩ ec2-3-221-82-35.compute-1.amazonaws.com
  • 52.204.80.111 ↩ ec2-52-204-80-111.compute-1.amazonaws.com
  • 54.160.216.79 ↩ ec2-54-160-216-79.compute-1.amazonaws.com
  • 23.23.66.21

Mail Server IPs

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

SOA Record

Raw SOA ns-1605.awsdns-08.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1605.awsdns-08.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-959.awsdns-55.net
ns-1323.awsdns-37.org
ns-135.awsdns-16.com
ns-1605.awsdns-08.co.uk

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:207.97.230.28 ip4:207.97.230.13 ip4:209.18.93.36 ip4:209.18.93.46 include:us._netblocks.mimecast.com ~all
📊 DNS lookups: 1/10
~ 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

1 record
  • SPFv=spf1 ip4:207.97.230.28 ip4:207.97.230.13 ip4:209.18.93.36 ip4:209.18.93.46 include:us._netblocks.mimecast.com ~all
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