Take a look at whether that address is reachable. Best work is created by the implementation to try to reach the host, but firewalls and server configuration might block requests causing a unreachable position Although some certain ports could possibly be available. A normal implementation will use ICMP ECHO REQUESTs https://victordirectory.com/listings382454/5-tips-about-eth-wallet-address-generator-you-can-use-today