hcsc.org

Valid Email Server
Domain Lookup › hcsc.org

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
hcsc.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-21 04:34:02 UTC · ↺ Refresh

MX Hostnames

  • hcsc-org.mail.protection.outlook.com

MX Priorities

  • hcsc-org.mail.protection.outlook.com: 10

A / AAAA Records

  • 141.193.213.10 (no PTR)
  • 141.193.213.11 (no PTR)

Mail Server IPs

  • 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
  • 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
  • 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
  • 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
  • 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
  • 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com

SOA Record

Raw SOA pdns09.domaincontrol.com dns.jomax.net 2026032000 28800 7200 604800 600
Primary NS (mname)
pdns09.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026032000
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

pdns10.domaincontrol.com
pdns09.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:216.164.202.58 ip4:24.229.14.92 ip4:206.128.134.68 ip4:216.164.202.122 ip4:216.164.202.82 ip4:216.164.206.122 -all
📊 DNS lookups: 1/10
✓ 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

4 records
  • ZOOM_verify_Kztfd130Tlusg4q7VNiDlA
  • duo_sso_verification=MpEr3obAvrZPCD0sknPS712tC0zNKuoJNpY0tQQ5coVx16wB4dphFMpmGt6XehZW
  • MS=ms81282399
  • SPFv=spf1 include:spf.protection.outlook.com ip4:216.164.202.58 ip4:24.229.14.92 ip4:206.128.134.68 ip4:216.164.202.122 ip4:216.164.202.82 ip4:216.164.206.122 -all
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