Hey Jesse- You can contact me directly with issues.
Thanks! *Lili Crowley* she/her Postmaster <http://www.yahoo.com/> On Mon, May 18, 2026 at 5:16 PM Jesse Hathaway via mailop <[email protected]> wrote: > Hey folks, I opened a ticket with Yahoo, they have been deferring our > mail from wikimedia.org with the following message: > > 421 4.7.0 [TSS04] Messages from 208.80.154.5 temporarily deferred due > to unexpected volume or user complaints - 4.16.55.1; see > https://postmaster.yahooinc.com/error-codes (in reply to MAIL FROM > command)) > > I'm not sure why we started to trip their spam thresholds, I am not > aware of any significant changes on the types of email we emit from > Wikipedia and our related projects. Would love it if someone from > Yahoo could reach out to me. > > Yours kindly, Jesse Hathaway, Wikimedia postmaster. > _______________________________________________ > mailop mailing list > [email protected] > > https://urldefense.com/v3/__https://list.mailop.org/listinfo/mailop__;!!Op6eflyXZCqGR5I!DNIqsFV61wSRIDLG9wT59G-sNBehiPJWyrEpDtqxFIG1a19fVghx18IqJHNN3fXDh8pojxPP6MZFg201YLQ$ >
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