# Mainnet

<table data-full-width="false"><thead><tr><th width="133">Network</th><th width="86">zkLink ChainID</th><th width="92">ChainId</th><th width="130">Supported</th><th width="93">Dunkirk</th><th width="92">Deposit Confirmations</th><th width="78">Est.</th><th>Comment</th></tr></thead><tbody><tr><td>Ethereum Mainnet</td><td>4</td><td>1</td><td><mark style="color:green;">✔</mark></td><td><mark style="color:green;">✔</mark></td><td>64</td><td>12.8m</td><td>--</td></tr><tr><td>zkSync Era</td><td>5</td><td>324</td><td>Compressed Mode Only</td><td><mark style="color:green;">✔</mark></td><td>60</td><td>1m</td><td>--</td></tr><tr><td>Scroll</td><td>6</td><td>534351</td><td>Compressed Mode Only</td><td><mark style="color:green;">✔</mark></td><td>-</td><td></td><td>--</td></tr><tr><td>Linea</td><td>7</td><td>59144</td><td><mark style="color:green;">✔</mark></td><td><mark style="color:green;">✔</mark></td><td>5</td><td>1m</td><td>--</td></tr><tr><td>Bsc</td><td>3</td><td>56</td><td><mark style="color:green;">✔</mark></td><td><mark style="color:green;">✔</mark></td><td>20</td><td>1m</td><td>--</td></tr><tr><td>Polygon</td><td>1</td><td>137</td><td><mark style="color:green;">✔</mark></td><td><mark style="color:green;">✔</mark></td><td>300</td><td>10m</td><td>--</td></tr><tr><td>Avalanche</td><td>2</td><td>43114</td><td><mark style="color:green;">✔</mark></td><td><mark style="color:green;">✔</mark></td><td>30</td><td>1m</td><td>--</td></tr><tr><td>StarkNet</td><td></td><td>--</td><td>Compressed Mode Only</td><td><mark style="color:green;">✔</mark></td><td>-</td><td></td><td>--</td></tr><tr><td>Polygon zkEVM</td><td>8</td><td>1101</td><td>Compressed Mode Only</td><td><mark style="color:green;">✔</mark></td><td>-</td><td></td><td>--</td></tr><tr><td>Arbitrum One</td><td>9</td><td>42161</td><td><mark style="color:green;">✔</mark></td><td><mark style="color:green;">✔</mark></td><td>20</td><td>1m</td><td>--</td></tr><tr><td>Optimism</td><td>10</td><td>10</td><td><mark style="color:green;">✔</mark></td><td><mark style="color:green;">✔</mark></td><td>30</td><td>1m</td><td>--</td></tr><tr><td>Base</td><td>11</td><td>8453</td><td><mark style="color:green;">✔</mark></td><td><mark style="color:green;">✔</mark></td><td>30</td><td>1m</td><td>--</td></tr><tr><td>opBNB</td><td>15</td><td>204</td><td><mark style="color:green;">✔</mark></td><td><mark style="color:green;">✔</mark></td><td>60</td><td>1m</td><td>--</td></tr></tbody></table>