crushproof.com

Valid Email Server
Domain Lookup › crushproof.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
crushproof.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-09-04 18:39:59 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

  • sm2.toast.net
  • mail09.toast.net

MX Priorities

  • sm2.toast.net: 10
  • mail09.toast.net: 20

A / AAAA Records

  • 162.159.134.42 (no PTR)
  • 162.159.135.42 (no PTR)
  • 2606:4700:7::a29f:872a (no PTR)
  • 2606:4700:7::a29f:862a (no PTR)

Mail Server IPs

  • 205.251.171.198 ↩ sm2.toast.net
  • 3.214.8.174 ↩ w04.toast.net

SOA Record

Raw SOA beth.ns.cloudflare.com dns.cloudflare.com 2413111450 10000 2400 604800 1800
Primary NS (mname)
beth.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2413111450
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

rex.ns.cloudflare.com
beth.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.crushproof_com._d.easydmarc.pro ~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

5 records
  • google-site-verification=mFtynY6UsgEaHkKD91gxbuiJVW0IrhQviSOEmTIn_3A
  • mandrill_verify.Ax-UMjP4VGKro-BP6iax-Q
  • ppe-7f727e8fec3d5b8bd06b159acc80124c373a0887
  • SPFv=spf1 include:_spf.crushproof_com._d.easydmarc.pro ~all
  • MS=ms88709176
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 crushproof.com

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

No credit card required
Get 1,000 Free Credits