c-a.com

Valid Email Server
Domain Lookup › c-a.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
c-a.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-01 02:05:42 UTC · ↺ Refresh

MX Hostnames

  • mx2.hc49051.c3s2.iphmx.com
  • mx1.hc49051.c3s2.iphmx.com

MX Priorities

  • mx1.hc49051.c3s2.iphmx.com: 20
  • mx2.hc49051.c3s2.iphmx.com: 40

A / AAAA Records

  • 195.39.227.124 (no PTR)

Mail Server IPs

  • 68.232.150.143 ↩ esa2.hc49051.c3s2.iphmx.com
  • 68.232.156.122 ↩ esa3.hc49051.c3s2.iphmx.com
  • 68.232.156.153 ↩ esa4.hc49051.c3s2.iphmx.com
  • 68.232.150.138 ↩ esa1.hc49051.c3s2.iphmx.com

SOA Record

Raw SOA a.portsdns.se registry.ports.net 2026010600 1800 900 1814400 3600
Primary NS (mname)
a.portsdns.se
Admin Email (rname)
registry@ports.net
Serial
2026010600
Refresh
1800s
Retry
900s
Expire
1814400s
Minimum TTL
3600s

Nameservers (NS)

a.portsdns.se
b.portsdns.net

SPF Record

✓ Strict (-all)
v=spf1 a:gatem.retail-sc.com a:gatel.retail-sc.com include:esa3.hc49051.c3s2.iphmx.com include:esa2.hc49051.c3s2.iphmx.com include:esa1.hc49051.c3s2.iphmx.com include:esa4.hc49051.c3s2.iphmx.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

2 records
  • SPFv=spf1 a:gatem.retail-sc.com a:gatel.retail-sc.com include:esa3.hc49051.c3s2.iphmx.com include:esa2.hc49051.c3s2.iphmx.com include:esa1.hc49051.c3s2.iphmx.com include:esa4.hc49051.c3s2.iphmx.com -all
  • _9291w4d5w6vm43uqi50a6cb1fql4r06
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