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Netflix’s video streaming service went down for many U.S. subscribers on Thursday, causing many to turn to Twitter to complain.

We're aware that members are experiencing issues streaming on all devices. We're working to resolve the problem. — Netflix CS (@Netflixhelps) October 15, 2015

*checks twitter to see if anyone elses netflix is down and im not doing something wrong* — Hannah (@talkt0theHANd) October 15, 2015

Personally victimized by the Netflix outage. — Alexandra Carver (@ajcrvr) October 15, 2015

i just made cookies and poured a glass of milk only to find out that netflix is down i'm upset — bea (@BeaMiller) October 15, 2015

Netflix is down, and now no babies will be born on July 15, 2016. — Dalibor (@DaliDimovski) October 15, 2015

The outage was cause by a web content delivery service known as UltraDNS. A problem with one of UltraDNS' servers on the East Coast took down several websites, a company spokeswoman told the New York Times.

The online streaming service was restored Thursday evening after 90 minutes.