\documentclass[10pt,a4paper]{article}

% Packages
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\usepackage{multicol}           % Allows multicols in tables
\usepackage{tabularx}           % Intelligent column widths
\usepackage{tabulary}           % Used in header and footer
\usepackage{hhline}             % Border under tables
\usepackage{graphicx}           % For images
\usepackage{xcolor}             % For hex colours
%\usepackage[utf8x]{inputenc}    % For unicode character support
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\usepackage{colortbl}           % For coloured tables
\usepackage{setspace}           % For line height
\usepackage{lastpage}           % Needed for total page number
\usepackage{seqsplit}           % Splits long words.
%\usepackage{opensans}          % Can't make this work so far. Shame. Would be lovely.
\usepackage[normalem]{ulem}     % For underlining links
% Most of the following are not required for the majority
% of cheat sheets but are needed for some symbol support.
\usepackage{amsmath}            % Symbols
\usepackage{MnSymbol}           % Symbols
\usepackage{wasysym}            % Symbols
%\usepackage[english,german,french,spanish,italian]{babel}              % Languages

% Document Info
\author{guillerba}
\pdfinfo{
  /Title (basic-tcp-udp-ports.pdf)
  /Creator (Cheatography)
  /Author (guillerba)
  /Subject (Basic TCP/UDP ports Cheat Sheet)
}

% Lengths and widths
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% This two commands together give roughly
% the right line height in the tables
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\onehalfspacing

% Commands
\newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour
\newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols
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\newcommand{\tn}{\tabularnewline} % Required as custom column type in use

% Font and Colours
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\renewcommand{\familydefault}{\sfdefault}
\color{TextColor}

% Header and Footer
\pagestyle{fancy}
\fancyhead{} % Set header to blank
\fancyfoot{} % Set footer to blank
\fancyhead[L]{
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
    \SetRowColor{DarkBackground}
    \vspace{-7pt}
    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
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\end{tabulary}
\columnbreak
\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Basic TCP/UDP ports Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{guillerba} via \textcolor{DarkBackground}{\uline{cheatography.com/178840/cs/37267/}}}
\end{tabulary}
\end{multicols}}

\fancyfoot[L]{ \footnotesize
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{LL}
  \SetRowColor{FootBackground}
  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}guillerba \\
  \uline{cheatography.com/guillerba} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Not Yet Published.\\
   Updated 22nd February, 2023.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}}  \\
  \SetRowColor{white}
  \vspace{-5pt}
  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
\end{tabulary}
\end{multicols}}




\begin{document}
\raggedright
\raggedcolumns

% Set font size to small. Switch to any value
% from this page to resize cheat sheet text:
% www.emerson.emory.edu/services/latex/latex_169.html
\footnotesize % Small font.

\begin{multicols*}{3}

\begin{tabularx}{5.377cm}{p{0.68655 cm} p{0.59501 cm} x{3.29544 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{3}{x{5.377cm}}{\bf\textcolor{white}{TCP/UDP Ports and services}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{20}} & FTP & File Transfer Protocol \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
{\bf{21}} & FTP & File Transfer Protocol (Control) \tn 
% Row Count 3 (+ 2)
% Row 2
\SetRowColor{LightBackground}
{\bf{22}} & SSH & Secure Shell \tn 
% Row Count 4 (+ 1)
% Row 3
\SetRowColor{white}
{\bf{23}} & \seqsplit{Telnet} & Telnet \tn 
% Row Count 6 (+ 2)
% Row 4
\SetRowColor{LightBackground}
{\bf{25}} & SMTP & Simple Mail Transfer Protocol \tn 
% Row Count 8 (+ 2)
% Row 5
\SetRowColor{white}
{\bf{53}} & DNS & Domain Name System \tn 
% Row Count 9 (+ 1)
% Row 6
\SetRowColor{LightBackground}
{\bf{80}} & HTTP & Hypertext Transfer Protocol \tn 
% Row Count 10 (+ 1)
% Row 7
\SetRowColor{white}
{\bf{110}} & POP3 & Post Office Protocol v3 \tn 
% Row Count 12 (+ 2)
% Row 8
\SetRowColor{LightBackground}
{\bf{119}} & NNTP & Network News Transfer Protocol \tn 
% Row Count 14 (+ 2)
% Row 9
\SetRowColor{white}
{\bf{123}} & NTP & Network Time Protocol \tn 
% Row Count 16 (+ 2)
% Row 10
\SetRowColor{LightBackground}
{\bf{143}} & IMAP & Internet Message Access Protocol \tn 
% Row Count 18 (+ 2)
% Row 11
\SetRowColor{white}
{\bf{161}} & SNMP & Simple Network Management Protocol \tn 
% Row Count 20 (+ 2)
% Row 12
\SetRowColor{LightBackground}
{\bf{194}} & IRC & Internet Relay Chat \tn 
% Row Count 22 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}---}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{0.86963 cm} x{1.05271 cm} x{2.65466 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{3}{x{5.377cm}}{\bf\textcolor{white}{TCP/UDP Ports and services}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{443}} & HTTPS & HTTP Secure \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
{\bf{465}} & SMTPS & SMTP Secure \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
{\bf{514}} & Syslog & Syslog \tn 
% Row Count 3 (+ 1)
% Row 3
\SetRowColor{white}
{\bf{587}} & SMTP & SMTP (Submission) \tn 
% Row Count 4 (+ 1)
% Row 4
\SetRowColor{LightBackground}
{\bf{993}} & IMAPS & IMAP Secure \tn 
% Row Count 5 (+ 1)
% Row 5
\SetRowColor{white}
{\bf{995}} & POP3S & POP3 Secure \tn 
% Row Count 6 (+ 1)
% Row 6
\SetRowColor{LightBackground}
{\bf{1433}} & SQL Server & Microsoft SQL Server \tn 
% Row Count 8 (+ 2)
% Row 7
\SetRowColor{white}
{\bf{3306}} & MySQL & MySQL \tn 
% Row Count 10 (+ 2)
% Row 8
\SetRowColor{LightBackground}
{\bf{3389}} & RDP & Remote Desktop Protocol \tn 
% Row Count 12 (+ 2)
% Row 9
\SetRowColor{white}
{\bf{5432}} & \seqsplit{PostgreSQL} & PostgreSQL \tn 
% Row Count 14 (+ 2)
% Row 10
\SetRowColor{LightBackground}
{\bf{5900}} & VNC & Virtual Network Computing \tn 
% Row Count 16 (+ 2)
% Row 11
\SetRowColor{white}
{\bf{8080}} & HTTP & HTTP (Alternative) \tn 
% Row Count 18 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}---}
\end{tabularx}
\par\addvspace{1.3em}


% That's all folks
\end{multicols*}

\end{document}