Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
transwestern.net
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 13:04:54 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 10
- us-smtp-inbound-2.mimecast.com: 10
A / AAAA Records
- 100.55.193.174 ↩ ec2-100-55-193-174.compute-1.amazonaws.com
- 3.223.228.14 ↩ ec2-3-223-228-14.compute-1.amazonaws.com
Mail Server IPs
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
ns-1727.awsdns-23.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1727.awsdns-23.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-807.awsdns-36.net
ns-1528.awsdns-63.org
ns-1727.awsdns-23.co.uk
ns-42.awsdns-05.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com ip4:209.235.109.0/24 ip4:104.156.164.0/24 ip4:34.195.64.110/32 include:customers.clickdimensions.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
✓ 1 found
k1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: k1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- v=msv1 t=E5F2BCAA-EE04-4024-BBD6-03AE0D8E4F1F
- SPFv=spf1 include:spf.protection.outlook.com ip4:209.235.109.0/24 ip4:104.156.164.0/24 ip4:34.195.64.110/32 include:customers.clickdimensions.com include:us._netblocks.mimecast.com ~all
- NgnubWuXibRavIN6Dmqu7e3GnVph74AEJxtg
- ms-domain-verification=6bdbb28e-160c-4508-b3b9-95706d935ac0
Full email verification for transwestern.net
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