You’re thinking about news.ycombinator.com, run on a single server from M5, which is not the same as ycombinator.com.
> dig +short news.ycombinator.com
209.216.230.207
> ipinfo 209.216.230.207
{
"ip": "209.216.230.207",
"hostname": "news.ycombinator.com",
"city": "San Diego",
"region": "California",
"country": "US",
"loc": "32.7157,-117.1647",
"org": "AS21581 M5 Computer Security",
"postal": "92101",
"timezone": "America/Los_Angeles",
"readme": "https://ipinfo.io/missingauth"
}
It was moved to AWS temporarily the last time the servers failed:
https://news.ycombinator.com/item?id=32031136