func vendor/golang.org/x/net/http/httpguts.ValidHostHeader
2 uses
vendor/golang.org/x/net/http/httpguts (current package)
httplex.go#L209: func ValidHostHeader(h string) bool {
net/http
server.go#L1009: if len(hosts) == 1 && !httpguts.ValidHostHeader(hosts[0]) {
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