uswcc.org

Valid Email Server
Domain Lookup › uswcc.org

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
uswcc.org
Yes
✓ Yes
Amazon SES
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-02 12:18:37 UTC · ↺ Refresh

MX Hostnames

  • inbound-smtp.us-east-1.amazonaws.com

MX Priorities

  • inbound-smtp.us-east-1.amazonaws.com: 10

A / AAAA Records

  • 198.185.159.144 (no PTR)
  • 198.49.23.145 (no PTR)
  • 198.49.23.144 (no PTR)
  • 198.185.159.145 (no PTR)

Mail Server IPs

  • 54.164.173.191 ↩ ec2-54-164-173-191.compute-1.amazonaws.com
  • 44.210.166.32 ↩ ec2-44-210-166-32.compute-1.amazonaws.com
  • 54.197.5.236 ↩ ec2-54-197-5-236.compute-1.amazonaws.com
  • 44.206.9.87 ↩ ec2-44-206-9-87.compute-1.amazonaws.com
  • 3.211.210.226 ↩ ec2-3-211-210-226.compute-1.amazonaws.com

SOA Record

Raw SOA ns87.worldnic.com namehost.worldnic.com 125072505 10800 3600 604800 3600
Primary NS (mname)
ns87.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125072505
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns88.worldnic.com
ns87.worldnic.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:amazonses.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1;p=quarantine;pct=100;fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 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

1 record
  • SPFv=spf1 include:amazonses.com ~all
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