Domain Intelligence
Last Updated:
Risd Email Verification
Safe to Send
Risd.edu is operated by Rhode Island School of Design. The domain runs 5 mail exchanges and SMTP is responsive, with all three authentication standards in force.
Safe to Send
RISK
10
/100
Low
Verify Mailbox
Verify @risd.edu emails
Live SMTP handshake against risd.edu mail servers. No email is sent. 10 free per day, no signup.
Trusted by 400,000+ senders
4.9/5
From 8,500+ verified reviews
Disposable detection is the strongest I've tested. We were drowning in fake signups before integration. Fraudulent account creation dropped roughly 80% in the first 10 days. Risk score on the lookup pages helps our analysts triage faster too. Elena Reyes · Trust & Safety, Fintech
SOC 2 Type II
GDPR
CCPA
99.7% Accuracy
Disposable
No
Persistent addresses, not throwaway
SMTP Live
Yes
Mail server responds to SMTP handshake
MX Records
5
Mail exchangers
Mail Exchange (MX) Records for risd.edu Mail Exchange records. They tell other mail servers which hosts are responsible for receiving email at this domain, in priority order. Lower priority numbers are tried first.
#5
aspmx.l.google.com 172.253.63.26
Reachable
#10
alt1.aspmx.l.google.com 108.177.123.26
Reachable
#20
alt2.aspmx.l.google.com 172.253.116.27
Reachable
#30
alt3.aspmx.l.google.com 192.178.223.27
Reachable
#50
alt4.aspmx.l.google.com 173.194.76.26
Reachable
SMTP Handshake
Simple Mail Transfer Protocol. We open a live SMTP connection to the primary MX and read the greeting banner. A response confirms the mail server is alive and accepting connections.
Responsive
BANNER220 mx.google.com ESMTP 6a1803df08f44-8c90bb812bfsi13657016d6.190 - gsmtp
Primary mail server accepted SMTP connection and returned a banner during the live audit.
risd.edu Email Authentication SPF · DKIM · DMARC
SPF
Sender Policy Framework. A DNS record listing which servers are allowed to send mail for this domain. Receivers reject or flag mail from unauthorized servers.
Pass
TXTv=spf1 include:_spf.google.com include:email-od.com include:_spf1.mailgun.org include:_spf2.mailgun.org include:sendgrid.net include:amazonses.com ip4:216.17.112.245/32 ip4:185.249.220.0/24 ip4:185.225.161.0/24 ip4:74.122.104.0/22 ip4:167.89.16.8 ~all
Authorized senders are defined and pass SPF policy.
DKIM
DomainKeys Identified Mail. The sending server cryptographically signs outbound mail with a private key, and receivers verify the signature using a public key in DNS.
Pass
SELECTORDetected via standard selectors
A DKIM signature was detected. Outbound mail from this domain can be cryptographically verified.
DMARC
Domain-based Message Authentication, Reporting & Conformance. Tells receivers what to do when SPF or DKIM checks fail: none, quarantine, or reject.
None
TXTv=DMARC1;p=none;rua=mailto:esowersb@risd.edu;pct=100;adkim=r;aspf=r;sp=none
Monitoring only. Receivers take no action when SPF or DKIM fails.
risd.edu Domain Registration WHOIS · Nameservers · Registrar
RegisteredOctober 28, 1992
Last UpdatedJuly 23, 2025
ExpiresJuly 31, 2028
Age33 years
TLD.edu
Authoritative Nameservers (4)
- DNS1.P04.NSONE.NET
- DNS3.P04.NSONE.NET
- DNS4.P04.NSONE.NET
- DNS2.P04.NSONE.NET
Registrant
Rhode Island School of Design
Providence, RI, UNITED STATES
Technical Contact
Shawn Gilchrist
Rhode Island School of Design
sgilchri@risd.edu·Providence, RI, UNITED STATES·14014546462
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Common Questions About risd.edu
Is risd.edu a disposable or temporary email provider?
No. risd.edu is not a disposable email provider. It is classified as Education Email operated by Rhode Island School of Design and addresses on risd.edu are persistent rather than throwaway. Mail sent to a valid risd.edu mailbox reaches a real recipient.
How do I verify if a risd.edu email address is valid?
The fastest way to verify a risd.edu email address is to use our email checker. Enter any @risd.edu mailbox at the top of this page and our system performs a real-time SMTP handshake against risd.edu's mail servers, confirming whether the mailbox exists, is reachable, and is safe to send to. No email is ever delivered during the check.
Can I check if a risd.edu email exists without sending a message?
Yes. Our real-time email verification API connects directly to risd.edu's mail server, opens an SMTP session, and queries the mailbox using the RCPT TO command without ever transmitting an actual email. The server's response confirms whether the risd.edu mailbox is valid, full, or non-existent. The recipient never receives anything and never sees the check.
What are the MX records for risd.edu?
risd.edu currently publishes 5 mail exchange (MX) records. The primary MX is aspmx.l.google.com, which is the first server contacted when other mail systems try to deliver email to a risd.edu address. The full list with priorities and IP addresses is in the MX Records panel above. MX records tell sending servers where to route email for risd.edu.
Does risd.edu use SPF, DKIM, and DMARC email authentication?
risd.edu enforces all three email authentication standards: SPF, DKIM, and DMARC (policy: none). This is the gold-standard configuration. It means receivers can verify that mail claiming to come from @risd.edu is genuine, and risd.edu's DMARC policy of 'none' instructs receivers how to handle messages that fail those checks.
Why do emails to risd.edu bounce or get blocked?
Bounces from risd.edu usually fall into three buckets: the mailbox doesn't exist (5xx user unknown), the inbox is full, or your sending domain isn't authenticated to risd.edu's satisfaction. The fastest fix is to run each address through a free email verifier before you send, and to make sure your own SPF, DKIM, and DMARC are configured correctly so risd.edu's receivers trust you.
How can I verify a large list of risd.edu email addresses?
Our bulk email verifier accepts CSV or TXT uploads with thousands or millions of risd.edu addresses (or any mix of domains). Every address goes through 30+ checks including SMTP existence, risd.edu catch-all detection, role-account detection, and disposable-domain matching. Results typically come back within minutes and previously-failed addresses on your blacklist are reprocessed for free. For continuous high-volume needs, see our unlimited email verification API.
Is it safe to accept signups from risd.edu email addresses?
Yes, with normal hygiene. risd.edu is a legitimate email service and signups from @risd.edu behave like any other real user. Pipe each address through a real-time email verifier API at the moment of signup to catch typos and dead mailboxes, but there is no need to block risd.edu by default.
What email format does risd.edu use for usernames?
Most risd.edu mailboxes follow common patterns like first.last@risd.edu, firstinitiallast@risd.edu, or first@risd.edu, but the actual local-part rules depend on Rhode Island School of Design. The only reliable way to confirm whether a specific @risd.edu address exists is to run it through a free email verification tool. Guessing patterns will produce a high bounce rate and damage your sender reputation.
How is the risd.edu risk score calculated?
The 0-to-100 risk score for risd.edu combines disposable-domain classification, mail-server reachability, MX record presence and depth, SPF / DKIM / DMARC enforcement, DMARC policy strength, SMTP banner response, and domain age. Lower scores mean safer to send to. Disposable domains are pinned at the high end of the scale. The risd.edu score is recomputed on every audit so it always reflects the live state of the domain.