crestbridge.com

Valid Email Server
Domain Lookup › crestbridge.com

Domain Overview

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

Checked via [email protected] · 2026-03-30 03:39:09 UTC · ↺ Refresh

MX Hostnames

  • je-smtp-inbound-1.mimecast-offshore.com
  • je-smtp-inbound-2.mimecast-offshore.com

MX Priorities

  • je-smtp-inbound-2.mimecast-offshore.com: 10
  • je-smtp-inbound-1.mimecast-offshore.com: 10

A / AAAA Records

  • 141.193.213.10 (no PTR)
  • 141.193.213.11 (no PTR)

Mail Server IPs

  • 193.7.206.36 (no PTR)
  • 193.7.207.36 (no PTR)

SOA Record

Raw SOA ns3.worldnic.com namehost.worldnic.com 126021609 10800 3600 604800 3600
Primary NS (mname)
ns3.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126021609
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns4.worldnic.com
ns3.worldnic.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:eu._netblocks.mimecast.com include:mktomail.com include:_spf.eu.messagegears.net include:a8d3b551-spf.mta.getcheckrecipient.com include:amazonses.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none

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

9 records
  • docusign=45c22222-7727-4f25-a3d2-73fc914a1a04
  • box-domain-verification=cb0ea297e74a4f308920e448b315f6602656504c2aac09e0137675d19a1be511
  • docusign=6d6c1ab0-ec7d-48ec-b041-91cef6ea9b69
  • atlassian-domain-verification=bh0bsgBD7VnJ7Ua/1O8MzWKsI5w3FHPnUwDQyNFg2/iGOe/OkFTRUiEz2/sYCNJ0
  • cisco-ci-domain-verification=3e2d97a0866e2cb13508d5bd11421aa6885a68aad829b731c0e6b29d0c7c230f
  • MS=1D93AE3D464A55597BCCF2C6266A4910C5005537
  • SPFv=spf1 include:eu._netblocks.mimecast.com include:mktomail.com include:_spf.eu.messagegears.net include:a8d3b551-spf.mta.getcheckrecipient.com include:amazonses.com ~all
  • _cqawkjg09cfuxke1zcwq3uvvm9d2onx
  • Z9ExTmyDCWI59Vqbqqhf5HDBs9/PNmNlDsNuM81Kaofh8KBQntLKEgxUnycEX3rd5S0JNYHtLaKXW45g0uaTcA==
Full email verification for crestbridge.com

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits