rossexpress.com

Valid Email Server
Domain Lookup › rossexpress.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
rossexpress.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-06-03 07:56:04 UTC · ↺ Refresh

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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

  • 18.217.18.37 ↩ ec2-18-217-18-37.us-east-2.compute.amazonaws.com

Mail Server IPs

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

SOA Record

Raw SOA ns49.worldnic.com namehost.worldnic.com 126052713 10800 3600 604800 3600
Primary NS (mname)
ns49.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126052713
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns49.worldnic.com
ns50.worldnic.com

SPF Record

✓ Strict (-all)
v=spf1 include:us._netblocks.mimecast.com include:amazonses.com include:spf.iscorp.com include:_spf.psm.knowbe4.com include:es._spf.adp.com ip4:13.72.96.71 -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
⚠ 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

6 records
  • protonmail-verification=49ee14fff7fddfa3aaa1d74dc79e8713fe380080
  • knowbe4-site-verification=6963dcfe65787ee86189bb8c9d4384c4
  • SPFv=spf1 include:us._netblocks.mimecast.com include:amazonses.com include:spf.iscorp.com include:_spf.psm.knowbe4.com include:es._spf.adp.com ip4:13.72.96.71 -all
  • +yTCIKEoI5Ti/dr6R1Y2D4+62LBgKf035B2LT1bTHnE=
  • amazonses:+yTCIKEoI5Ti/dr6R1Y2D4+62LBgKf035B2LT1bTHnE=
  • 0ed1fe018a4bca29cbe3c54d9faa394ed9526ede08
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