os-healthcare.com

Valid Email Server
Domain Lookup › os-healthcare.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
os-healthcare.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-07-01 14:59:09 UTC · ↺ Refresh

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MX Hostnames

  • d183411b.ess.barracudanetworks.com
  • oshealthcare-com0e.mail.protection.outlook.com
  • d183411a.ess.barracudanetworks.com

MX Priorities

  • d183411b.ess.barracudanetworks.com: 99
  • oshealthcare-com0e.mail.protection.outlook.com: 10
  • d183411a.ess.barracudanetworks.com: 8

A / AAAA Records

  • 15.197.225.128
  • 3.33.251.168

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
  • 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
  • 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
  • 52.101.194.17 ↩ mail-ch5pr02cu00401.inbound.protection.outlook.com
  • 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
  • 2a01:111:f403:f90b:: ↩ mail-bn6pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c91d::

SOA Record

Raw SOA pdns03.domaincontrol.com dns.jomax.net 2026062101 28800 7200 604800 600
Primary NS (mname)
pdns03.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026062101
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

pdns03.domaincontrol.com
pdns04.domaincontrol.com

SPF Record

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

DMARC Record

~ Quarantine
v=DMARC1;p=quarantine;sp=quarantine;pct=100;fo=1;rua=mailto:[email protected],mailto:[email protected];ruf=mailto:[email protected],mailto:[email protected]
~ 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

3 records
  • atlassian-domain-verification=DaRUpgtx/M72ddFpnk00cU88taNxeslENyoFY5L2d5xuZMfBTLduTVFkJDQvZqQV
  • SPFv=spf1 include:spf.protection.outlook.com include:catsoneemail.com ~all
  • google-site-verification=B1P6lRIKkAqVnZR7X_kv2RgPU-E84vu-G5JTADc2wYo
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