Email domain

Is jualfb.co a disposable email?

Yes. jualfb.co appears in our disposable-email domain list. This is a domain-level signal, not proof that a particular person or mailbox is fraudulent.

Domain check Listed

jualfb.co

  • Disposableyes
  • Free providerno
  • Receives mailno
  • Mail servers0 found
  • SPFnone
  • DMARCnone
Risk score90
  • disposable_domainjualfb.co hands out throwaway inboxes.

DNS facts

Domain
jualfb.co
MX records
None
SPF
Not published
DMARC
Not published
Checked
2026-10-21

Check another address →

Block it in code

Stop jualfb.co signups.

Check each new address and refuse when disposable is true. One call covers jualfb.co, its sister domains and new throwaway brands.

curl https://veqen-app.com/v1/email/check \
  -H "Authorization: Bearer $VEQEN_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"email": "someone@jualfb.co"}'
import os, requests

r = requests.post(
    "https://veqen-app.com/v1/email/check",
    headers={"Authorization": f"Bearer {os.environ['VEQEN_API_KEY']}"},
    json={"email": "someone@jualfb.co"},
    timeout=10,
)
result = r.json()
print(result["risk"]["verdict"], result["risk"]["reasons"])
const res = await fetch("https://veqen-app.com/v1/email/check", {
  method: "POST",
  headers: {
    Authorization: `Bearer ${process.env.VEQEN_API_KEY}`,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({"email": "someone@jualfb.co"}),
});
const result = await res.json();
console.log(result.risk.verdict, result.risk.reasons);
Questions

About jualfb.co

Is jualfb.co a disposable email domain?

Yes. jualfb.co appears in our disposable-email domain list. This is a domain-level signal, not proof that a particular person or mailbox is fraudulent.

How do I block jualfb.co at signup?

Check the domain of each new address. With the Veqen API, call /v1/email/check and refuse when disposable is true; that also covers jualfb.co's sister domains and new ones.

Where does jualfb.co email go?

It has no MX records.

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