Email domain

Is bb28.dev a disposable email?

Yes. bb28.dev 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

bb28.dev

  • Disposableyes
  • Free providerno
  • Receives mailyes
  • Mail servers1 found
  • SPFnone
  • DMARCnone
Risk score90
  • disposable_domainbb28.dev hands out throwaway inboxes.

DNS facts

Domain
bb28.dev
MX records
tempm.com
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 bb28.dev. Shared hosting does not establish common ownership.

Block it in code

Stop bb28.dev signups.

Check each new address and refuse when disposable is true. One call covers bb28.dev, 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@bb28.dev"}'
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@bb28.dev"},
    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@bb28.dev"}),
});
const result = await res.json();
console.log(result.risk.verdict, result.risk.reasons);
Questions

About bb28.dev

Is bb28.dev a disposable email domain?

Yes. bb28.dev 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 bb28.dev 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 bb28.dev's sister domains and new ones.

Where does bb28.dev email go?

Its mail is handled by tempm.com. 30 other throwaway domains use the same mail servers.

← More throwaway domains starting with B