Disposable ยท Do Not Send

Block Disposable Emails from Lr78.com

Lr78.com is a disposable email service. Stop fake signups and protect your platform with real-time detection.

SMTP Responsive MX 2 Auth 2/3 Disposable
Lr78.com
BLOCKED
Disposable Email Service

Addresses expire within minutes. Block these signups before they reach your database.

Expires in minutes
No real recipient
Inflates metrics
Fraud signal
Primary tool for trial abuse
Linked to multi-accounting
Block with the API
Military-Grade Encryption
ISO 27001
SOC 2 Type II
GDPR
CCPA
HIPAA

Deliverability

4 signals
Deliverability5/100
Risk Score95
Blacklists3/8
Domain Age18 years

Infrastructure

5 signals
SMTP StatusResponsive
MX Records2
Authentication2/3
Accepts MailYes
Catch-AllNot detected

Classification

4 signals
Domain TypeDisposable Email
DisposableYes
Free ProviderNo
Mail Providerionos.com

Disposable Email Check

May 29, 2026

Yes. Lr78.com is a known disposable email service, so block it at signup. Mailboxes expire within minutes and any existing Lr78.com account should be treated as a fraud signal.

Valid providerNoNo
Mail Providerionos.com
MX Records2Active
Authentication2/3Partial

Lr78.com Key Facts

Email Domain
Mail Providerionos.com
Domain TypeDisposable Email
MX Records2 mx00.ionos.com
SMTP StatusResponsiveResponsive
SPF / DKIM / DMARCPass / Missing / None
Catch-AllNot detected
DisposableYesYes
Domain Age18 years (since 2008)
RegistrarIONOS SE
Last VerifiedMay 29, 2026

How to read your Lr78.com verification result

Every check returns one of three clear outcomes so you know exactly what to do with the address.

Passed - Safe to Send

The mailbox exists and accepts mail. Send with confidence, the address is deliverable.

Failed - Do Not Send

The mailbox does not exist, is disposable, or will hard-bounce. Remove it to protect your sender reputation.

Unknown - Use Caution

The server is catch-all or greylisting, so existence cannot be confirmed. Send selectively and watch engagement.

What are Lr78.com's MX records?

lr78.com publishes 2 MX records. The primary mail exchanger is mx00.ionos.com, hosted by ionos.com, and it is currently reachable and answering SMTP. Mail is routed through these servers in priority order, lowest number first.

MX Records

2 records
PriorityHostnameIPStatus
10 mx00.ionos.com 74.208.5.3 Reachable
10 mx01.ionos.com 74.208.5.21 Reachable

Infrastructure

Responsive
SMTP StatusResponsiveResponsive
Primary MXmx00.ionos.com
Mail Providerionos.com
Accepts MailYes
Catch-AllNot detected
220 perfora.net (mxeueus012) Nemesis ESMTP Service ready

Can you verify Lr78.com email addresses?

No. lr78.com is a disposable email service. Its mailboxes are throwaway and expire within minutes, so addresses on this domain are not safe to accept or send to. Block it at signup and treat existing lr78.com accounts as a fraud signal.

Why block Lr78.com

Disposable

Addresses on Lr78.com are throwaway inboxes that expire within minutes. Accepting them inflates your user count, wastes onboarding spend, and damages sender reputation when the mailboxes bounce.

Accuracy

99.7%

Each address runs through 30+ checks including SMTP existence, catch-all detection, role-account filtering, and disposable matching. The same engine has verified billions of addresses since 2012.

Why verify Lr78.com emails before you send?

Every unverified address is a gamble. Here is what happens when you skip verification and mail a list that has not been cleaned.

Inflated user counts

Disposable signups skew your activation rate, growth metrics, and analytics with users who never come back.

Wasted onboarding

Welcome series and drip campaigns all fire at a lr78.com inbox that has already been discarded.

Fraud and trial abuse

Throwaway addresses are the standard tool for free-trial farming, multi-accounting, and bot signups.

Damaged sender reputation

Mail to expired lr78.com inboxes bounces, and bounce rate is one of the first signals mailbox providers punish.

Who operates Lr78.com?

Lr78.com is disposable email, registered through IONOS SE and first seen Jun 2, 2008.

Registration (WHOIS)

.com
RegistrarIONOS SE / IANA 83
RegisteredJun 2, 2008 / 18 years old
UpdatedMar 14, 2018
ExpiresJun 2, 2026
RegistrantPA, UNITED STATES
Tech ContactUNITED STATES
ns1107.ui-dns.dens1107.ui-dns.bizns1107.ui-dns.orgns1107.ui-dns.com

Domain Profile

Disposable Email
Domainlr78.com
TypeDisposable Email
Mail Providerionos.com
SPFPassPass
DKIMMissingMissing
DMARCNoneNone

Lr78.com is disposable email, classified as disposable email running on ionos.com. It operates 2 mail servers and currently accepts SMTP connections.

Because lr78.com is disposable, every address should be blocked at signup. Mailboxes expire within minutes, so any existing lr78.com account in your database is a strong fraud signal worth removing.

How do you verify Lr78.com emails in bulk?

Upload a CSV or TXT list of Lr78.com addresses to the bulk email verifier. Every address runs through a live SMTP handshake plus catch-all, role-account and disposable detection, and you download a clean list when processing completes. For real-time checks at signup, use the real-time email verification API.

1

Upload your list

CSV or TXT with one email per line. No formatting needed.

2

SMTP verification runs

Each Lr78.com address is checked with a live server handshake.

3

Download clean results

Get a verified list with status codes, risk flags, and catch-all detection.

Verify Lr78.com emails from $0.0001 each

Pay as you go. No subscriptions, and credits never expire.

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$9.95
$0.00099 per email
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Frequently asked questions about Lr78.com

Everything about verifying email at this domain.

While lr78.com functions as an email domain, it is classified as a disposable or temporary email service. Emails sent to lr78.com addresses are short-lived and should not be trusted.

Yes, lr78.com is a known disposable email provider. Addresses on this domain are temporary and should be blocked in registration forms to prevent fake signups.

lr78.com operates its own temporary mail infrastructure designed for disposable email addresses. Check the MX records section for details.

No, you should not send marketing emails to lr78.com addresses. Disposable addresses are temporary and will stop functioning. Sending to these domains wastes resources.

While lr78.com addresses may pass SMTP verification, they should be flagged and rejected. Use BulkEmailChecker disposable domain detection to block lr78.com automatically.

Upload a CSV or TXT list to the bulk email verifier. Every address runs through 30+ checks including SMTP existence, catch-all detection, role-account, and disposable matching. Processing time depends on list size.

99.7% accurate using a direct SMTP handshake with lr78.com's mail servers, the same engine that has verified billions of addresses since 2012.