horizonservices.com

Valid Email Server
Domain Lookup › horizonservices.com

Domain Overview

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

Checked via [email protected] · 2026-03-19 00:23:42 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 141.193.213.21 (no PTR)
  • 141.193.213.20 (no PTR)

Mail Server IPs

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

SOA Record

Raw SOA dns1.easydns.com zone.easydns.com 1773163994 3600 600 1209600 300
Primary NS (mname)
dns1.easydns.com
Admin Email (rname)
zone@easydns.com
Serial
1773163994
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
300s

Nameservers (NS)

dns2.easydns.net
dns1.easydns.com
dns3.easydns.org

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_netblocks.mimecast.com include:e2ma.net ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; adkim=r; aspf=r; ruf=mailto:[email protected]; rua=mailto:[email protected], mailto:[email protected]; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected], mailto:[email protected]
↳ Subdomain policy: quarantine

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

7 records
  • ahrefs-site-verification_7aeea522d6dc763a153b72203daa9e0b6779e352f918d6a7b6e5ddc719ab2aee
  • zapier-domain-verification-challenge=1aee2619-f9a7-4e45-b06a-ae4adbfc94b7
  • MS=ms75149072
  • e2ma-verification=275fb
  • knowbe4-site-verification=513c333b8dce630d827853e4f1eb82f0
  • e2ma-verification=umzeb
  • SPFv=spf1 include:_netblocks.mimecast.com include:e2ma.net ~all
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