contracostatv.org

Valid Email Server
Domain Lookup › contracostatv.org

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
contracostatv.org
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-25 05:57:01 UTC · ↺ Refresh

MX Hostnames

  • mxb-00517f02.gslb.pphosted.com
  • mxa-00517f02.gslb.pphosted.com

MX Priorities

  • mxa-00517f02.gslb.pphosted.com: 10
  • mxb-00517f02.gslb.pphosted.com: 10

A / AAAA Records

  • 20.114.211.29 (no PTR)

Mail Server IPs

  • 205.220.169.30 ↩ mx0a-00517f02.pphosted.com

SOA Record

Raw SOA ns4.co.contra-costa.ca.us hostmaster.noc.co.contra-costa.ca.us 2002092072 10800 3600 86400 900
Primary NS (mname)
ns4.co.contra-costa.ca.us
Admin Email (rname)
hostmaster@noc.co.contra-costa.ca.us
Serial
2002092072
Refresh
10800s
Retry
3600s
Expire
86400s
Minimum TTL
900s

Nameservers (NS)

ns3.co.contra-costa.ca.us
ns4.co.contra-costa.ca.us

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:64.166.144.0/25 include:spf.protection.outlook.com include:spf-00517f02.pphosted.com include:spf-00517f04.pphosted.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate 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

5 records
  • SPFv=spf1 ip4:64.166.144.0/25 include:spf.protection.outlook.com include:spf-00517f02.pphosted.com include:spf-00517f04.pphosted.com ~all
  • ZOOM_verify_f8Gfjqwk3ygpLie7fgQ3IZ
  • v=TLSRPTv1; rua=mailto: [email protected]
  • asv_domain=816ad35ff5e99bb0d820ee16a1ab15e7
  • MS=ms94124009
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