colgen.com

Valid Email Server
Domain Lookup › colgen.com

Domain Overview

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

Checked via [email protected] · 2026-03-18 22:57:58 UTC · ↺ Refresh

MX Hostnames

  • smg.colgen.com
  • utmail.colgen.com
  • smg1.colgen.com
  • azmail.colgen.com

MX Priorities

  • smg1.colgen.com: 5
  • smg.colgen.com: 1
  • azmail.colgen.com: 10
  • utmail.colgen.com: 15

A / AAAA Records

  • 65.55.194.96 (no PTR)

Mail Server IPs

  • 50.215.222.57 ↩ UTMAIL.colgen.com
  • 72.212.185.59 ↩ azmail.colgen.com

SOA Record

Raw SOA ns95.worldnic.com namehost.worldnic.com 125021418 10800 3600 604800 3600
Primary NS (mname)
ns95.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125021418
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns95.worldnic.com
ns96.worldnic.com

SPF Record

✓ Soft Fail (~all)
v=spf1 a mx ip4:72.212.185.59/28 ip4:205.216.28.58 ip4:50.215.222.57/29 ip4:199.127.240.0/21 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],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

1 record
  • SPFv=spf1 a mx ip4:72.212.185.59/28 ip4:205.216.28.58 ip4:50.215.222.57/29 ip4:199.127.240.0/21 ~all
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