contracostaoncology.com

Valid Email Server
Domain Lookup › contracostaoncology.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
contracostaoncology.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-23 08:05:58 UTC · ↺ Refresh

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MX Hostnames

  • d304988a.ess.barracudanetworks.com
  • d304988b.ess.barracudanetworks.com

MX Priorities

  • d304988a.ess.barracudanetworks.com: 0
  • d304988b.ess.barracudanetworks.com: 5

A / AAAA Records

  • 192.252.146.64 (no PTR)

Mail Server IPs

  • 209.222.82.255 ↩ mail.ess.barracuda.com
  • 209.222.82.253 ↩ mail.ess.barracuda.com
  • 209.222.82.252 ↩ mail.ess.barracuda.com

SOA Record

Raw SOA armando.ns.cloudflare.com dns.cloudflare.com 2398084167 10000 2400 604800 1800
Primary NS (mname)
armando.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398084167
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

maxine.ns.cloudflare.com
armando.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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
  • _ik5qls6r26m7n1m8dysq2pr6kwnzlnt
  • google-site-verification=4RDk6SY1yPatROdglFdETXPiQR8oXKoTN2xGpGAh6P8
  • pauou43unpa8vasni2vooricqv
  • qq3emo5j9q7h01hu1r6kudhv87
  • SPFv=spf1 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com ~all
  • MS=51B2AF43AC53F7C701FCD70CC3220E6BD78AF39C
  • MS=ms37349962
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