hsmaisouthflorida.org

Disposable Domain
Domain Lookup › hsmaisouthflorida.org

Domain Overview

DNS: ✓ just now Checker: ✓ just now
hsmaisouthflorida.org
Disposable
✓ Yes
Unknown
⚠ Yes
No
⚠ Yes
No
No

Checked via [email protected] · 2026-06-01 20:50:44 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.improvmx.com
  • mx2.improvmx.com

MX Priorities

  • mx2.improvmx.com: 20
  • mx1.improvmx.com: 10

A / AAAA Records

  • 104.18.160.83

Mail Server IPs

  • 13.36.107.63 ↩ ec2-13-36-107-63.eu-west-3.compute.amazonaws.com
  • 15.236.61.92 ↩ ec2-15-236-61-92.eu-west-3.compute.amazonaws.com
  • 13.36.222.39 ↩ ec2-13-36-222-39.eu-west-3.compute.amazonaws.com
  • 2a05:d012:412:e201:1f6e:f6e4:8fd7:4678 (no PTR)
  • 2a05:d012:412:e203:7e33:3d9c:28d7:ee20 (no PTR)
  • 2a05:d012:412:e202:e81e:cc44:3b53:8a3d (no PTR)
  • 13.37.195.136 ↩ ec2-13-37-195-136.eu-west-3.compute.amazonaws.com
  • 15.236.236.160 ↩ ec2-15-236-236-160.eu-west-3.compute.amazonaws.com
  • 35.181.18.45 ↩ ec2-35-181-18-45.eu-west-3.compute.amazonaws.com
  • 2a05:d012:412:e202:f36:2c1f:1a49:d38a (no PTR)
  • 2a05:d012:412:e201:88aa:e7b9:7a43:12d7
  • 2a05:d012:412:e203:373a:f51a:4a85:1d25

SOA Record

Raw SOA ns41.worldnic.com namehost.worldnic.com 124052010 10800 3600 604800 3600
Primary NS (mname)
ns41.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
124052010
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns41.worldnic.com
ns42.worldnic.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.improvmx.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

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

3 records
  • google-site-verification=E_2vpCQfpQRA-n6jxii4FTnYRkSygrO9TV9pAYexEgA
  • SPFv=spf1 include:spf.improvmx.com ~all
  • ca3-f99dd828ade943f68c962def10d2fcbb
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 hsmaisouthflorida.org

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

No credit card required
Get 1,000 Free Credits