strikeout
n. countable C1 Advanced US //ˈstɹaɪˌkaʊt// strike·out
n. a situation where a computer program or a network connection stops working because it cannot find a server or a website. It is like a failure to connect to the internet.
n. a failure to establish a connection with a remote server or network resource, typically resulting in a timeout or error message. Common in computing contexts to describe network unreachability.
I got a strikeout when trying to access the website.
The developer received a strikeout error because the DNS server was down and could not resolve the domain name.
After the recent server migration, several automated scripts began returning a strikeout, indicating that the new IP addresses had not yet propagated through the global network.
Deverbal from strike out.