JSFiddle - React, Tailwind, and code Playground

HTML

<button id="unqOrMsgTestFire">Check rows for redundancy</button>

<hr/>
    <p class="unique">Unique</p>|<p class="notUnique">Not Unique</p>
<hr/>

<table id="binning">
    <thead>
        <tr>
            <th>Server</th>
            <th>Channel</th>
            <th>Bin Type</th>
            <th>Bin Name</th>
            <th>Population</th>
            <th>Check</th>
        </tr>
    </thead>
    <tbody>
        <tr>
            <td col="server" >Server 1</td>
            <td col="channel" >Channel A</td>
            <td col="type" >animal</td>
            <td col="name" >cat</td>
            <td col="ndocs" >15</td>
            <td col="check" rowid="animalcat" ></td>
        </tr>
        <tr>
            <td col="server" >Server 2</td>
            <td col="channel" >Channel A</td>
            <td col="type" >animal</td>
            <td col="name" >cat</td>
            <td col="ndocs" >12</td>
            <td col="check" rowid="animalcat" ></td>
        </tr>
        <tr>
            <td col="server" >Server 1</td>
            <td col="channel" >Channel A</td>
            <td col="type" >animal</td>
            <td col="name" >dog</td>
            <td col="ndocs" >12</td>
            <td col="check" rowid="animaldog" ></td>
        </tr>        
    </tbody>
</table>

CSS

/* css is irrelevant here this is just for clarity! */

#binning tbody{
    color:#606060;
}

#binning td, th {
    padding:4px;
    border: 1px solid black;
}

.notUnique {
    color: #d90000;
}

.unique {
    color: #758811;
}

p {
    display:inline;
}

JavaScript

$(document).ready(function() { //this is just to fire the function
    $("#unqOrMsgTestFire").click(function() {
        unqOrMsgTest();
    });
});


function unqOrMsgTest() {
    // Store counts here
    var rowIdCnt = {};

    // loop through check tds
    $("#binning tr td[col=check]").each(function() {

        // grab row identifer to check against other rows        
        var rowId = $(this).attr("rowid");

        if (rowId in rowIdCnt) {
            rowIdCnt[rowId]++;
        } else {
            rowIdCnt[rowId] = 1;
        }

    });

    $.each(rowIdCnt, function(rowId, cnt) {
        //this bit of logic picks a class to assign rows        
        var resultClass = "notUnique";
        if (cnt < 2) {
            resultClass = "unique";
        }

        //apply the row class and print the redundancy number into td
        $('#binning tr td[rowid='+rowId+']').text(cnt).parent().addClass(resultClass);

    });

}