\documentclass{article}
\usepackage{url,courier}

\title{No Title\thanks{\url{dummy@dummy.edu}}}
%\title{No Title\thanks{\protect\url{dummy@dummy.edu}}}
\author{No Name}
\date{No Date}

\begin{document}

\maketitle

\begin{abstract}
    This is just a dummy sentence.\footnote{\url{dummy@dummy.edu}}
\end{abstract}
\clearpage

\end{document}