dcb1.com

Valid Email Server
Domain Lookup › dcb1.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
dcb1.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-29 15:54:25 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

  • us-smtp-inbound-1.mimecast.com: 20
  • us-smtp-inbound-2.mimecast.com: 10

A / AAAA Records

  • 104.197.172.14 ↩ 14.172.197.104.bc.googleusercontent.com

Mail Server IPs

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

SOA Record

Raw SOA ns33.domaincontrol.com dns.jomax.net 2025121600 28800 7200 604800 3600
Primary NS (mname)
ns33.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025121600
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns33.domaincontrol.com
ns34.domaincontrol.com

SPF Record

✓ Soft Fail (~all)
v=spf1 mx include:_netblocks.mimecast.com include:spf.protection.outlook.com ip4:50.198.192.13 ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate 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

8 records
  • autodesk-domain-verification=oKnHJNNrKx5cykoDc0Nx
  • SPFv=spf1 mx include:_netblocks.mimecast.com include:spf.protection.outlook.com ip4:50.198.192.13 ~all
  • google-site-verification=7CheBhVrMSNmLNct5ynHshzjPhlqcd9fHTuVeygl9z0
  • google-site-verification=GcF0-jrgv3ay1TQf3EDnLqql2knQXv9yFniv5oE1XvM
  • google-site-verification=8q5e3TR7Mf_IKAn4eSO_sl5CL7riGCH6A5tmCD9osbQ
  • ppe-532824263b72b27ad77d
  • MS=ms31813673
  • 3lffLaqHoGwJNkpo/q/qJ8uwlHwEPAPp7vlFTXTnA7rP/1fuQNVHVf8BAy++EHAT5aAmSCyyESUi+W1McS0OHw==
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