ltu.edu - Email Domain Verification & Deliverability Report

Active Education Email

Organization: Lawrence Technological University

Mail Server: Google Workspace

Verified 7 hours ago

Verify email addresses @ltu.edu. View MX records, mail server configuration, and authentication status for Lawrence Technological University.

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MX Records for ltu.edu

Priority	Mail Server	IP Address
1	ASPMX.L.GOOGLE.COM	`142.251.167.27`
5	ALT2.ASPMX.L.GOOGLE.COM	`172.253.116.26`
5	ALT1.ASPMX.L.GOOGLE.COM	`108.177.123.27`
10	ALT3.ASPMX.L.GOOGLE.COM	`192.178.223.26`
10	ALT4.ASPMX.L.GOOGLE.COM	`173.194.76.26`

SMTP Status: Responding

SMTP Banner:

220 mx.google.com ESMTP af79cd13be357-8cd7daf0750si756615085a.31 - gsmtp

ltu.edu uses Google Workspace mail servers, which means emails are processed through Google Workspace infrastructure with their built-in spam filtering and security controls.

Email Authentication for ltu.edu

SPF Record Pass

v=spf1 mx a:mta.ltu.edu a:mta-ext.ltu.edu include:_spf.google.com ip4:23.21.109.197 ip4:23.21.109.212 ip4:147.160.167.0/26 ~all

Authorized Senders:

_spf.google.com

SPF (Sender Policy Framework) specifies which mail servers are authorized to send email on behalf of ltu.edu.

DMARC Record None

v=DMARC1;p=none;rua=mailto:jv8tohg9@ag.us.dmarcian.com,mailto:dmarc_rua@ltu.edu,mailto:d0f303fb2f@rua.easydmarc.com;ruf=mailto:jv8tohg9@fr.us.dmarcian.com,mailto:dmarc_ruf@ltu.edu,mailto:d0f303fb2f@ruf.easydmarc.com;fo=1;

DMARC (Domain-based Message Authentication) tells receiving servers what to do with emails that fail authentication checks.

DKIM Not Detected

DKIM detection is limited from external scanning. The domain may use DKIM with selectors not covered by our scan.

Authentication Summary: ltu.edu has SPF and DMARC configured. This provides good protection against email spoofing. Senders can expect reliable email delivery to this domain.

WHOIS & Domain Information

Registration Details

Domain: ltu.edu
TLD: .edu
Created: 1992-11-05
Updated: 2025-02-04
Expires: 2026-07-31
Domain Age: 33 years

Registrar

Registrant Contact

Name: Lawrence Technological University
Location: MI, UNITED STATES

Technical Contact

Name: Domain Admin Lawrence Technological University
Location: MI, UNITED STATES

Name Servers

NS3.LTU.EDU
DNS3.MERIT.NET
DNS1.MERIT.NET
NS1.LTU.EDU

How to Verify ltu.edu Email Addresses

Frequently Asked Questions

Is ltu.edu a valid education email domain?

Yes, ltu.edu is a valid educational institution email domain operated by Lawrence Technological University. It is used by students, faculty, and staff for academic correspondence.

Is ltu.edu a disposable or temporary email provider?

No, ltu.edu is not a disposable or temporary email provider. It is an institutional email domain. However, student email addresses may be deactivated after graduation depending on the institution's policy.

What mail server does ltu.edu use?

ltu.edu uses mail servers managed by or on behalf of Lawrence Technological University. Many universities use Microsoft 365 or Google Workspace for their email infrastructure. Check the MX records section above for details.

Can I send marketing emails to ltu.edu addresses?

You can send emails to ltu.edu addresses with proper consent. Be aware that educational institutions often employ strict spam filtering, and student addresses may become inactive after graduation. Regular list hygiene is recommended.

How do I verify an email address at ltu.edu?

Use BulkEmailChecker to verify ltu.edu addresses. Educational domains may use catch-all configurations or have specific SMTP behaviors. Our tool handles these institution-specific configurations automatically.

How can I verify if an email address at ltu.edu is valid?

The fastest and most accurate way to verify a ltu.edu email address is to use BulkEmailChecker's free email verification tool. Simply enter the full email address and our system performs SMTP-level validation by connecting directly to ltu.edu's mail servers. You'll get instant results showing whether the mailbox exists, is deliverable, and is safe to send to, all without sending a single email.

Can I check if a ltu.edu email exists without sending an email?

Yes. BulkEmailChecker uses SMTP verification to check if a ltu.edu mailbox exists without ever delivering an email. Our system connects to the domain's mail server, performs an SMTP handshake, and queries the mail server to confirm whether the recipient address is valid. This process is completely invisible to the email recipient and does not affect your sender reputation.

What happens if I send emails to invalid ltu.edu addresses?

Sending to invalid email addresses causes hard bounces, which directly damage your sender reputation. Internet Service Providers (ISPs) and email providers track your bounce rate, and if it exceeds 2%, your emails may start landing in spam folders or get blocked entirely. Verifying ltu.edu addresses with BulkEmailChecker before sending prevents bounces and keeps your deliverability high.

How do I verify a large list of ltu.edu email addresses?

BulkEmailChecker's bulk verification service lets you upload a CSV or TXT file containing thousands of ltu.edu email addresses and verify them all at once. Each address goes through 30+ verification checks including syntax validation, DNS/MX lookup, SMTP verification, disposable domain detection, and spam trap identification. Results are typically ready within minutes and can be downloaded as a clean, verified list.

What is email verification and why does it matter?

Email verification is the process of confirming that an email address is real, properly formatted, and capable of receiving messages. It matters because sending to invalid addresses causes bounces, damages your sender reputation, wastes marketing budget, and can get your sending IP blacklisted. BulkEmailChecker verifies addresses at the SMTP level, the most accurate method available, ensuring your emails reach real people.

What are MX records and how do they affect email delivery?

MX (Mail Exchange) records are DNS entries that specify which mail servers are responsible for receiving email for a domain. When you send an email, your mail server looks up the recipient domain's MX records to find where to deliver the message. If a domain has no MX records, it cannot receive email. BulkEmailChecker checks MX records as part of every verification to confirm the domain is configured for email delivery.

What is a catch-all domain and how does it affect verification?

A catch-all (or accept-all) domain is configured to accept email sent to any address at that domain, regardless of whether the specific mailbox exists. This makes it harder to verify individual addresses because the server always responds positively. BulkEmailChecker detects catch-all configurations and flags them in verification results so you can make informed decisions about sending to those addresses.

Can I integrate email verification into my website or application?

Yes. BulkEmailChecker offers a real-time email verification API that you can integrate into signup forms, CRM systems, lead capture tools, and any application that collects email addresses. The API validates addresses at the point of entry, blocking invalid, disposable, and risky emails before they enter your database. Integration takes just a single API call with response times under 3 seconds.

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