Optional. An IPv4 or IPv6 address. Service Directory rejects bad addresses like: * 8.8.8 * 8.8.8.8:53 * test:bad:address * [::1] * [::1]:8080 Limited to 45 characters.
8.8.8
8.8.8.8:53
test:bad:address
[::1]
[::1]:8080