kolonus.com

Valid Email Server
Domain Lookup › kolonus.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
kolonus.com
Yes
✓ Yes
Amazon SES
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-22 01:18:21 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 34.199.142.177 ↩ ec2-34-199-142-177.compute-1.amazonaws.com
  • 54.85.109.97 ↩ ec2-54-85-109-97.compute-1.amazonaws.com

Mail Server IPs

  • 44.210.166.32 ↩ ec2-44-210-166-32.compute-1.amazonaws.com
  • 54.164.173.191 ↩ ec2-54-164-173-191.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 ns-561.awsdns-06.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-561.awsdns-06.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-1399.awsdns-46.org
ns-1770.awsdns-29.co.uk
ns-365.awsdns-45.com
ns-561.awsdns-06.net

SPF Record

✓ Strict (-all)
v=spf1 mx a ip4:35.169.127.171 include:spf.protection.outlook.com include:amazonses.com include:transmail.net include:39821828.spf06.hubspotemail.net -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; aspf=r; pct=100; sp=none
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none

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 mx a ip4:35.169.127.171 include:spf.protection.outlook.com include:amazonses.com include:transmail.net include:39821828.spf06.hubspotemail.net -all
Full email verification for kolonus.com

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits