erssecurity.com

Valid Email Server
Domain Lookup › erssecurity.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
erssecurity.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-19 12:36:22 UTC · ↺ Refresh

MX Hostnames

  • mx4c45.carrierzone.com
  • mx1c45.carrierzone.com
  • mx3c45.carrierzone.com
  • mx2c45.carrierzone.com

MX Priorities

  • mx4c45.carrierzone.com: 10
  • mx3c45.carrierzone.com: 10
  • mx1c45.carrierzone.com: 10
  • mx2c45.carrierzone.com: 10

A / AAAA Records

  • 138.197.208.231 ↩ 284368.cloudwaysapps.com

Mail Server IPs

  • 216.55.149.44 ↩ mx4c45.carrierzone.com
  • 216.55.149.43 ↩ mx3c45.carrierzone.com
  • 216.55.149.41 ↩ mx1c45.carrierzone.com
  • 216.55.149.42 ↩ mx2c45.carrierzone.com

SOA Record

Raw SOA dns101.register.com root.register.com 125091820 10800 3600 604800 3600
Primary NS (mname)
dns101.register.com
Admin Email (rname)
root@register.com
Serial
125091820
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

dns102.register.com
dns101.register.com

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

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

No TXT records found.

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