The 3 domains Mailyoto's email runs on
Every Mailyoto hostname that can show up in your DNS records or email headers, with what each one does.
Updated 23 October 2026
Mailyoto runs its email on mailyoto.com, yotosend.com and mailyoto.net. Every name below belongs to Mailyoto.
Names in your DNS records#
| name | what it does |
|---|---|
mx1.mailyoto.com, mx2.mailyoto.com | Receive email for your domain. Your 2 MX records point here. |
spf.mailyoto.com | Lists Mailyoto’s sending servers. Your SPF record includes it. |
yoto1.yotosend.com, yoto2.yotosend.com | Hold the DKIM keys for email you send. Your 2 DKIM CNAMEs point here. |
smtp.mailyoto.com | Accepts email you send from a mail app with an SMTP credential. |
Names in email headers#
mail1.out.infra.mailyoto.com,mail2.out.infra.mailyoto.comand the rest of that numbered series, inReceivedlines: the servers that deliver forwarded and sent email.yotosend.com, inARC-Sealand inDKIM-Signatureasd=yotosend.com: signs and seals forwarded email. See ARC and SRS.bounces.yotosend.com, in theReturn-Pathof a forwarded email: collects bounces for a forward when your domain lacks the Mailyoto MX or SPF records.reply.yotosend.com, in theReply-Toof a forwarded email, or in itsFromwhen the sender’s signature coversReply-To: carries responses back through your alias, on domains with Reply from your alias on. See reply from your alias.bounces.mailyoto.net, in theFromof a bounce notice: sends “Message not delivered” notices, fromno-reply@bounces.mailyoto.net.mailyoto.com, in theFromandDKIM-Signatureof Mailyoto’s own emails: signs the emails Mailyoto sends you, such as sign-in links and notices about your domains.
Mailyoto no longer uses reply.mailyoto.com. It receives no email, and its records tell receiving servers to refuse email that
claims to come from it.
Names in links#
| name | what it is |
|---|---|
app.mailyoto.com | The dashboard. |
api.mailyoto.com | The API. |
mailyoto.com | This website. |
When a name looks almost right#
A name that only resembles these, such as one with a changed letter or another ending, is not ours.
Don’t open its links or enter your password there. Forward the email with its full headers to abuse@mailyoto.com.