The IP 162.251.81.235 was blocked because it was involved with a trojan detected by Mlawarebytes as Trojan.Agent.
The IP 162.251.81.235 hosts the C&C server for a botnet.
Should users wish to visit a blocked IP Address and exclude it from being blocked, they can add it to the exclusions list. Here's how to do it.
The Exclusions tab includes a list of items to be excluded from scans. The items may include files, folders, websites, or applications that connect to the Internet, as well as previously detected exploits. To access the exclusions in Malwarebytes:
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