nn.k12.va.us

Valid Email Server
Domain Lookup › nn.k12.va.us

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
nn.k12.va.us
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-25 07:44:22 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

  • 172.66.153.144 (no PTR)
  • 104.20.25.24 (no PTR)
  • 2606:4700:10::6814:1918 (no PTR)
  • 2606:4700:10::ac42:9990 (no PTR)

Mail Server IPs

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

SOA Record

Raw SOA emerie.ns.cloudflare.com dns.cloudflare.com 2399354189 10000 2400 604800 1800
Primary NS (mname)
emerie.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399354189
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

uriah.ns.cloudflare.com
emerie.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:98.179.157.82 ip4:98.179.157.83 ip4:98.179.157.84 ip4:98.179.157.85 ip4:208.64.234.0/21 ip4:207.245.128.0/21 ip4:207.245.140.0/22 include:spf.protection.outlook.com include:us._netblocks.mimecast.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

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

6 records
  • SPFv=spf1 ip4:98.179.157.82 ip4:98.179.157.83 ip4:98.179.157.84 ip4:98.179.157.85 ip4:208.64.234.0/21 ip4:207.245.128.0/21 ip4:207.245.140.0/22 include:spf.protection.outlook.com include:us._netblocks.mimecast.com -all
  • MS=ms60247365
  • adobe-idp-site-verification=6f77a4bdbd621dd573aed7b7cfed3e082a7bfd4ccfc2fc8e5e548d719343cf10
  • atlassian-domain-verification=/qwo5aFCRTk8XNbij/sl2aLdCST6PPppRITsWpH3YrtHXhNZCz00UHxBhNAtuOnv
  • include:spf.protection.outlook.com -all
  • openai-domain-verification=dv-DOXfcIgXa6gNMiZegN1Vg2Dk
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