Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gatx.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 05:35:08 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
- 143.244.144.114 (no PTR)
Mail Server IPs
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ns5.gatx.com postmaster.noemail.gatx.com 693414372 1200 180 1209600 3600
Primary NS (mname)
ns5.gatx.com
Admin Email (rname)
postmaster@noemail.gatx.com
Serial
693414372
Refresh
1200s
Retry
180s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns7.gatx.com
ns6.gatx.com
ns5.gatx.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:us._netblocks.mimecast.com include:_spf.salesforce.com include:spf.protection.outlook.com ip4:199.59.200.201 ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✗ None detectedNo 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
13 records- fgcB2k4U2pISqi+gkYU+BsASJ2Ebiy6hEbWArXuVULNtqWPYK0z9FEzQQ873BLG2hsmuRHyUo80IMdB4zoDN4w==
- gsasbvt7s972lai3l9s2qthl57
- atlassian-domain-verification=HaDzLF0vOxN/ISkxAj4qKafUon8xmRtNokANSbKpuEVb4cgkllc6YO/nE/w1hNv7
- docusign=924a9d39-e73f-4511-afb7-6a990c136276
- duo_sso_verification=53Ohb1T2kzmU0PT1rz2WPpcfMfgI7kUCOYaQc87crllPLeoN8ApwvtrFOLxVz8sa
- ciscocidomainverification=62fc9bf71f8a74118b0247607c69f7e59d467d9eaf13f591439cbca47b9d5f56
- apple-domain-verification=1RblZLiS0JUGu8ce
- Dynatrace-site-verification=ad4dd948-0af6-4eb1-b0b6-045852080171__ldgu9sqehqn344jrstag8lkn9f
- google-site-verification=AzD9v-H50z4UtdcKKJmwYExXXXms2Nel9ZRzj5ICDMI
- miro-verification=c17052aaeecb8437b62a442a90f9567aa39fa607
- _1peyqllhs8m7twa2g9qjat4iub2kt8v
- ph95yGWm10ns931WhoseyMr6rCjeCVmNJix+LFSyLJpgOH2iJGdl+uQu6HTJyii4MlmQg2pbKhoyEQqbEwi4Kw==
- SPFv=spf1 include:us._netblocks.mimecast.com include:_spf.salesforce.com include:spf.protection.outlook.com ip4:199.59.200.201 ~all
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