sistemax.net

Valid Email Server
Domain Lookup › sistemax.net

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
sistemax.net
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-29 11:53:49 UTC · ↺ Refresh

MX Hostnames

  • mx.sistemax.net

MX Priorities

  • mx.sistemax.net: 30

A / AAAA Records

  • 66.96.149.1 ↩ 1.149.96.66.static.eigbox.net

Mail Server IPs

  • 66.96.140.80 ↩ 80.140.96.66.static.eigbox.net
  • 66.96.140.81 ↩ 81.140.96.66.static.eigbox.net

SOA Record

Raw SOA ns1.ipower.com dnsadmin.ipower.com 2011033153 10800 3600 604800 3600
Primary NS (mname)
ns1.ipower.com
Admin Email (rname)
dnsadmin@ipower.com
Serial
2011033153
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns2.ipower.com
ns1.ipower.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:66.96.128.0/18 include:websitewelcome.com ?all
📊 DNS lookups: 1/10
? Neutral (?all) — no enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • SPFv=spf1 ip4:66.96.128.0/18 include:websitewelcome.com ?all
  • MS=AD8BD4940D488EA2DB5DC4FE2DDF58D9A2C1D4E4
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for sistemax.net

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits