strothman.com

Valid Email Server
Domain Lookup › strothman.com

Domain Overview

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

Checked via [email protected] · 2026-03-22 02:39:21 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 20.106.7.17 (no PTR)

Mail Server IPs

  • 170.10.128.221 ↩ us-smtp-inbound-1.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-1.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 ns20.digicertdns.com dns.digicertdns.com 2009010143 43200 3600 1209600 180
Primary NS (mname)
ns20.digicertdns.com
Admin Email (rname)
dns@digicertdns.com
Serial
2009010143
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s

Nameservers (NS)

ns25.digicertdns.net
ns22.digicertdns.com
ns21.digicertdns.com
ns24.digicertdns.net
ns23.digicertdns.net
ns20.digicertdns.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:69.64.8.53 ip4:69.64.8.52 ip4:98.103.136.142 include:spf.constantcontact.com include:spf.protection.outlook.com include:us._netblocks.mimecast.com include:_spf.psm.knowbe4.com include:spf.mandrillapp.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

3 records
  • SPFv=spf1 ip4:69.64.8.53 ip4:69.64.8.52 ip4:98.103.136.142 include:spf.constantcontact.com include:spf.protection.outlook.com include:us._netblocks.mimecast.com include:_spf.psm.knowbe4.com include:spf.mandrillapp.com ~all
  • MS=ms51719652
  • mandrill_verify.-nT6QNSEBIFrDTPTcNe0Fw
Full email verification for strothman.com

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