ed.ac.uk - Email Domain Verification & Deliverability Report

Active Education Email

Organization: University of Edinburgh

Mail Server: ac.uk

Verified 5 days ago

Verify email addresses @ed.ac.uk. View MX records, mail server configuration, and authentication status for University of Edinburgh.

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SMTP Check

Mailbox Detection

Disposable Check

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MX Records for ed.ac.uk

Priority	Mail Server	IP Address
5	thames.is.ed.ac.uk	`129.215.16.12`
5	danube.is.ed.ac.uk	`129.215.17.200`
5	rhine.is.ed.ac.uk	`129.215.17.201`
5	tay.is.ed.ac.uk	`129.215.16.28`

SMTP Status: Responding

SMTP Banner:

220 thames.is.ed.ac.uk ESMTP Sendmail 8.15.2/8.15.2; Sun, 8 Mar 2026 18:10:48 GMT

ed.ac.uk uses ac.uk mail servers, which means emails are processed through ac.uk infrastructure with their built-in spam filtering and security controls.

Email Authentication for ed.ac.uk

SPF Record Pass

v=spf1 include:_spf.ed.ac.uk ~all

Authorized Senders:

_spf.ed.ac.uk

SPF (Sender Policy Framework) specifies which mail servers are authorized to send email on behalf of ed.ac.uk.

DMARC Record None

v=DMARC1; p=none; rua=mailto:dmarc-rua@dmarc.service.gov.uk,mailto:dmarc_agg@vali.email; ruf=mailto:dmarc@ed.ac.uk; sp=none; fo=1; pct=100; rf=afrf;

Policy applied to: 100% of emails

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

DKIM Found

DKIM signatures were detected for ed.ac.uk, confirming that this domain cryptographically signs outgoing emails.

Authentication Summary: ed.ac.uk has full email authentication configured with SPF, DMARC, and DKIM. This provides strong protection against email spoofing and phishing. Emails sent from this domain are well-authenticated and likely to have high deliverability.

WHOIS & Domain Information

Registration Details

Domain: ed.ac.uk
TLD: .ac.uk
Created: 2003-10-14
Updated: 2025-12-23
Expires: 2028-03-23
Domain Age: 22 years

Registrar

Name: Jisc Services Limited
IANA ID: 1485

Registrant Contact

Name: University of Edinburgh Hostmaster
Organization: University of Edinburgh
Location: City of, Edinburgh, UNITED KINGDOM

Name Servers

cancer.ucs.ed.ac.uk129.215.166.13
lewis.ucs.ed.ac.uk129.215.70.239
xlab-0.ed.ac.uk129.215.168.33

How to Verify ed.ac.uk Email Addresses

Frequently Asked Questions

Is ed.ac.uk a valid education email domain?

Yes, ed.ac.uk is a valid educational institution email domain operated by University of Edinburgh. It is used by students, faculty, and staff for academic correspondence.

Is ed.ac.uk a disposable or temporary email provider?

No, ed.ac.uk 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 ed.ac.uk use?

ed.ac.uk uses mail servers managed by or on behalf of University of Edinburgh. 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 ed.ac.uk addresses?

You can send emails to ed.ac.uk 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 ed.ac.uk?

Use BulkEmailChecker to verify ed.ac.uk 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 ed.ac.uk is valid?

The fastest and most accurate way to verify a ed.ac.uk 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 ed.ac.uk'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 ed.ac.uk email exists without sending an email?

Yes. BulkEmailChecker uses SMTP verification to check if a ed.ac.uk 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 ed.ac.uk 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 ed.ac.uk addresses with BulkEmailChecker before sending prevents bounces and keeps your deliverability high.

How do I verify a large list of ed.ac.uk email addresses?

BulkEmailChecker's bulk verification service lets you upload a CSV or TXT file containing thousands of ed.ac.uk 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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