fresno.ca.us

Valid Email Server
Domain Lookup › fresno.ca.us
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
fresno.ca.us
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-06-03 08:23:32 UTC · ↺ Refresh

Add email validation to your forms — free

Add our free script to block 10,000+ disposable domains + perform other checks. No signup, unlimited checks.

MX validation Disposable detection Role accounts
Add to your signup form
<script src="https://check.verifyswift.com/"></script>
One line · No registration · See full docs & demo → · Customize →

MX Hostnames

  • mx1.hc4447-47.iphmx.com
  • mx2.hc4447-47.iphmx.com

MX Priorities

  • mx1.hc4447-47.iphmx.com: 10
  • mx2.hc4447-47.iphmx.com: 10

A / AAAA Records

  • 198.200.238.231 (no PTR)

Mail Server IPs

  • 207.54.85.176 (no PTR)
  • 207.54.95.160 (no PTR)

SOA Record

Raw SOA lithium.fresno.gov dnsadmin.fresno.gov 2026052201 1800 1800 1800 1800
Primary NS (mname)
lithium.fresno.gov
Admin Email (rname)
dnsadmin@fresno.gov
Serial
2026052201
Refresh
1800s
Retry
1800s
Expire
1800s
Minimum TTL
1800s

Nameservers (NS)

cins1.fresno.gov
cins3.fresno.gov
cins2.fresno.gov

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

DMARC Record

✗ Missing

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

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

No TXT records found.

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 · Customize →
See demo & docs
Deep verification
Full email verification for fresno.ca.us

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

No credit card required
Get 1,000 Free Credits