diff --git a/share/domains.csv b/share/domains.csv
index cfda62c..3e8eb80 100644
--- a/share/domains.csv
+++ b/share/domains.csv
@@ -158,6 +158,7 @@ mortemale.org,mail.autistici.org,993,smtp.autistici.org,465
 msn.com,imap-mail.outlook.com,993,smtp-mail.outlook.com,587
 muny.us,mail.muny.us,993,mail.muny.us,465
 myself.com,imap.mail.com,993,smtp.mail.com,587
+myseneca.ca,outlook.office365.com,993,outlook.office365.com,587
 narod.ru,imap.yandex.com,993,smtp.yandex.com,587
 national.shitposting.agency,mail.cock.li,993,mail.cock.li,587
 ncsu.edu,imap.gmail.com,993,smtp.gmail.com,587