co.clark.nv.us

Valid Email Server
Domain Lookup › co.clark.nv.us
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
co.clark.nv.us
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-06-03 07:46:50 UTC · ↺ Refresh

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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: 0

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

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

SOA Record

Raw SOA ns1.clarkcountynv.gov ops.clarkcountynv.gov 383 14400 3600 2419200 120
Primary NS (mname)
ns1.clarkcountynv.gov
Admin Email (rname)
ops@clarkcountynv.gov
Serial
383
Refresh
14400s
Retry
3600s
Expire
2419200s
Minimum TTL
120s

Nameservers (NS)

ns2.clarkcountynv.gov
ns1.clarkcountynv.gov

SPF Record

✓ Strict (-all)
v=spf1 a ip4:172.20.101.41 ip4:198.200.132.0/24 ip4:198.190.190.142 ip4:198.190.190.158 ip4:198.190.190.159 ip4:198.190.190.160 include:spf.protection.outlook.com include:us._netblocks.mimecast.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1;p=none;rua=mailto:[email protected]
⚠ 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

11 records
  • mg9c5w686d93n05b4jqhm3htcnqmbvhj
  • cisco-ci-domain-verification=50881d584ee74d5e1cd4cda550d391a6f8a67ee215193a740f1688b0652f65cf
  • tyZOMy/VeJivySdbx6V5zPCyHUP/ysC+KAqdrnki6qx1l2T8A5X6YGWImaW29sXZIbmeWHKnyBWO6376n+JWfw==
  • aAW6EAItC7O6JvxSnwPoKi4FeBtnit0N/DoIwHaj/WRr/rrDNAhb70CNf6BhrZgDauP261ROHNUo2lQrX8j+ag==
  • infoblox-domain-mastery=8a2600eb524118cad8c7efc981bc0776ee82a40d175319cb85a8d3b199ca96b141
  • ZD19+FdXgKtdyMy9Fa4i9oRPWl45zYwZq9HHn05EnqIhaWWP56rUVGxW7/0gS//8qHG2IWcMcDnStQEPzwovtw==
  • /FjjZkJ6x4DmRSIhxCD2aXkFZgNT4ODi+4w/jiaarTWVMsK20Cg/IsgnAkSSSr4YxkWQhkHdawfBW581rIDnzA==
  • ScTDcVgp7jUw+TO6VZinD7cWugJTnu1BT9itEynq5Qv7IGjKnXYGu/v2+eAoUFJQg/S/Ra3sX4g3HjVBmFeTKw==
  • SPFv=spf1 a ip4:172.20.101.41 ip4:198.200.132.0/24 ip4:198.190.190.142 ip4:198.190.190.158 ip4:198.190.190.159 ip4:198.190.190.160 include:spf.protection.outlook.com include:us._netblocks.mimecast.com -all
  • MS=ms99779709
  • I7WQwOwZDDxwF2TbFLIdr2W9K7x7SJWSUOJw8zmiKEx2jP/o0rkuQEcRJ0/BXiGLOJcPT+LT7YQM7CCpCO45nQ==
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