gentexcorp.com

Valid Email Server
Domain Lookup › gentexcorp.com

Domain Overview

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

Checked via [email protected] · 2026-03-30 02:22:57 UTC · ↺ Refresh

MX Hostnames

  • mx2.hc5423-52.iphmx.com
  • mx1.hc5423-52.iphmx.com

MX Priorities

  • mx1.hc5423-52.iphmx.com: 0
  • mx2.hc5423-52.iphmx.com: 0

A / AAAA Records

  • 23.185.0.2 (no PTR)

Mail Server IPs

  • 139.138.58.156 ↩ esa1.hc5423-52.iphmx.com
  • 216.71.146.18 ↩ esa2.hc5423-52.iphmx.com

SOA Record

Raw SOA ns89.worldnic.com namehost.worldnic.com 125102117 10800 3600 604800 3600
Primary NS (mname)
ns89.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125102117
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns89.worldnic.com
ns90.worldnic.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:205.182.136.41 ip4:205.182.173.227 include:spf.protection.office365.us include:22237212.spf08.hubspotemail.net include:spf.mandrillapp.com include:_spf.bigcommerce.com exists:%{i}.spf.hc5423-52.iphmx.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1;p=none;pct=100;rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 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

7 records
  • MS=ms43052437
  • i3lpjyKsQqZcV1zSXzBW2ZaWJKFeGjHykqP1Zwll8Y2CjZMkjuQpyGdsLhHVLkaUbI7oefzR2mXWSopN/dInZA==
  • duo_sso_verification=3HEyc74vv6FjLCeCzT44V2s3nTfIwjTOpQugNSYFPn1YqxV0FIyXvFzxEYSGnGEE
  • adobe-idp-site-verification=1485ca2c41ee1e2f8fa6c7f2444fd0746428e2204e8e21e91c9b22768f039124
  • 9iukoqun0kkuj47676g9rfhpte
  • SPFv=spf1 ip4:205.182.136.41 ip4:205.182.173.227 include:spf.protection.office365.us include:22237212.spf08.hubspotemail.net include:spf.mandrillapp.com include:_spf.bigcommerce.com exists:%{i}.spf.hc5423-52.iphmx.com -all
  • MS=ms23453415
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