Email domain

Is mailbiz.biz a disposable email?

Yes. mailbiz.biz 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

mailbiz.biz

  • Disposableyes
  • Free providerno
  • Receives mailyes
  • Mail servers1 found
  • SPFnone
  • DMARCnone
Risk score90
  • disposable_domainmailbiz.biz hands out throwaway inboxes.

DNS facts

Domain
mailbiz.biz
MX records
mail.mailde.de
SPF
Not published
DMARC
Not published
Checked
2026-10-21

Check another address →

Throwaway domains on the same mail servers

These listed domains share mail infrastructure with mailbiz.biz. Shared hosting does not establish common ownership.

Block it in code

Stop mailbiz.biz signups.

Check each new address and refuse when disposable is true. One call covers mailbiz.biz, 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@mailbiz.biz"}'
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@mailbiz.biz"},
    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@mailbiz.biz"}),
});
const result = await res.json();
console.log(result.risk.verdict, result.risk.reasons);
Questions

About mailbiz.biz

Is mailbiz.biz a disposable email domain?

Yes. mailbiz.biz 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 mailbiz.biz 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 mailbiz.biz's sister domains and new ones.

Where does mailbiz.biz email go?

Its mail is handled by mail.mailde.de. 6 other throwaway domains use the same mail servers.

← More throwaway domains starting with M