shumaker.com

Valid Email Server
Domain Lookup › shumaker.com

Domain Overview

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

Checked via [email protected] · 2026-03-18 09:51:27 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

  • 141.193.213.21 (no PTR)

Mail Server IPs

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

SOA Record

Raw SOA ns15.domaincontrol.com dns.jomax.net 2026031700 28800 7200 604800 600
Primary NS (mname)
ns15.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026031700
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns16.domaincontrol.com
ns15.domaincontrol.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.myconnectwise.net include:47450519.spf08.hubspotemail.net include:us._netblocks.mimecast.com include:_spf.ultipro.com include:spf.constantcontact.com include:spf.protection.outlook.com include:spf.US.exclaimer.net include:_spf.psm.knowbe4.com include:_spf01.mykronos.com ~all
📊 DNS lookups: 9/10
~ 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

10 records
  • 0ed1fe018af4f89f432e3e43319f303fb98c8f9263
  • MS=ms70624078
  • axios-domain-verification-78242k=bhC3e0729sUyb06w2Sq260QgK
  • google-site-verification=NC6eYbhBIJIJ-p8L6NsOQeM3ajtJ0m5BouYKRO-n8eU
  • bfa6ce19-b64a-46fc-ad6d-59da57f32645
  • UyLBkdtBxB/iFhaKws42IpRoZq1GW6uaPNyXTLJrWTyWiO1TtRpXle2SDBunS+tM6kOfUHvEzi/cFee/ip/5fA==
  • dropbox-domain-verification=7o524pm6vj14
  • 2p8ri966dr6iejsp1ekbt43tpl
  • SPFv=spf1 include:spf.myconnectwise.net include:47450519.spf08.hubspotemail.net include:us._netblocks.mimecast.com include:_spf.ultipro.com include:spf.constantcontact.com include:spf.protection.outlook.com include:spf.US.exclaimer.net include:_spf.psm.knowbe4.com include:_spf01.mykronos.com ~all
  • canva-site-verification=dbWUIBGyEESJ_JxyHDBHQQ
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