for Atom and RSS and KML
It looks like this is a web page, not a feed. I looked for a feed associated with this page, but couldn't find one. Please enter the address of your feed to validate.
<!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="360"></head><body><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "blog-976431646384.mit-edu.top",cType: 'managed',cRay: '94ae11760c35207b',cH: 'jMC7KJRU8Ogpn7YovXCZHZc4MOnRjvAxaolX2JnYXCE-1749109712-1.2.1.1-HIBAIoXHc9PIs_b_o0GLaAzHt4tYkL7xJEMK20DJ2guciyfvwG_qyKj_AYRRbuW1',cUPMDTk: "\/post\/3275419860?__cf_chl_tk=Elqr8bIz32TvBzdvkg1Gj.21mvKvZwTGii9R7PyKK6M-1749109712-1.0.1.1-CilgYxzqPgv4fl_jpph6JIX8ZjCsepQpxlCfP8661mg",cFPWv: 'b',cITimeS: '1749109712',cTplC: 0,cTplV: 5,cTplB: 'cf',fa: "\/post\/3275419860?__cf_chl_f_tk=Elqr8bIz32TvBzdvkg1Gj.21mvKvZwTGii9R7PyKK6M-1749109712-1.0.1.1-CilgYxzqPgv4fl_jpph6JIX8ZjCsepQpxlCfP8661mg",md: "fWXhelMfR9qm4Ou2h1.dtpObhoq2g6RbFqLS5koIMnE-1749109712-1.2.1.1-KUSX_..UH48NV.BBeMxG9I204.tL.isdt1f81zqxzn.Y.p8joe6Ov.EZWGBvzH.mTE5y7GPnGniNS4ftem1.ruIJLkexAE8YMJR4KTI_6qYsmK3JCsROddKpfGJU4yJI1REmzUODWq16iWnKquMpYxtq36PZwK2ojtJb7eN7W_007FCsHLM.2BKl9KFBnVCIwJw.8X2kHKBryR2VpPKlzmaDrdy5RWrX0SQ1Eg2tRzt0.9Voex87COUIUCw9.c3ZXNKRDUr4XlR2M65LoQeoicHL4Q_xMg2nBYF7LCAYPFhfMOV5e6C3VsRkajUvwPYwGn4nUstuiuul5nH5jL7VlJqCyhEcKsoRwOCbchLmuIwjlrYHcJV2mq.I1lE5yqJFE5p_ktyCnUiXE_eaTXG2USYnuJn9pQDpKJI9G5oZpRtL6uROdZLTe9VKXSkf4RVSIJHCxCdDnGQ.NgEiPy.9UYvde2doX.dI9u5uVkTPJUop.zAo5y.w.G096T1Z1vSP5zhJqHbtJ9OJ1sfx3esu0M73T4HJdl8UkchFFHr.kVyzONkFCcmU0PZMRe8E7ePC7jL32sPLceOhdtfuuPWYAZe97HqV1FCgurNuW2BM3wj3MPTG29PNLwpmbvREr2WT80MmhxIOAnc6iWTdPe41rlrvzhPuFg.UpgO07.o240J2nOlQXa5GJgqLIKgV.H8sW65Cx4KcYhuJSjYZE_j3rqLIxO9jD1jDC3spqpp0SzEUhiMy2FwqXH7Dcd0qH12xPuCYYVJY4Nr4Lq2VM_lMB8RcSUrK_UkGZKMMtsJP7xuyDEU90rwPXhkUt6PmKSkpNtNDF4Xm.EuamKFMcWJr1A",mdrd: "qu3FMy4bhVC74jI9gpZadtkoL12v6BEU4FZHxAzryRU-1749109712-1.2.1.1-3NAQNKKi3y.IrpYHY.uk0IO15RdOdCVcILj26ABXK.BLZ33u33rQE6mc2qUlTA2FyrGpZ7m2km3ujpS24TIKhFfr0AahNJH6CS8AnbfBBTQpUh_EnjpMdFsko5oKiN9jOPjO5GoS8HQL6W16ImCz_S91oWZCkADHEU8yMKa01v3zfiLTC5NiOLStyfbt9vGANDgbLNXZmKFxuPE7cfc7GzN07v8DixH8S7G2WNvZOwDR_6vpTL3pMqxVj816_ugKX3wg2LQcqTQVevKLfzTKGJUge.7cbKGBCG4AATvZ4s5jDnSI8Ix10kN1v_SXO.ZdNvOwrzEM1a_hxg7McHGAYaQtTE5WPzRDzaisiYkcJsmtS2y31yI6r3bPuyLxLKX_6lHBjvUfHxPTqf6H.fy40HaeDnsSAlTLeG1W6zmiEy8sfcgmfxOwj.rfr7a9XD02hguInjaGMTahyUd9IP.SkcmrQlkzfySLcSayB5x0PH9ea_r7q5oIubeQxT3rfEp54DqColL0A6CTpyrpqczHL_S_1UuCrfUjy6WMTITbKj_WTIomvU4CRSWB.s4HruZwhCVTKWdWaNM8qemPyudM.n8.KSzr9jaI9dln6Z2XhkQcEhvCCz_hwokkg6QKi3VJms5rOIK9htOejDUYPjz5O_D9R234wXFvPQNBETgpSZ9AQx5wzVqs8hwPjTyWrS0L1C8BtxWEhrllq.g5v7TW1mEjcNmCXHTs3a8vXQqF49RNwEG0zIwAG2D4C0Zfab_aq2Q5pvSckiIAFeWO11zHrW8mwGUlyd2NDt8Py4otj9H64VzIA4gsXgUznGsSMGmKDAvHqAljxM.8ch0E5xeZ9Bm.JT0fqd0yaWVT2JkyMmH9V7IURBSgID9.6Fjve0AUwdIS1APrhZtBFinzTW8Cdny9sKxyfTbzPoVd8XntCn04NCsAUVtP8dYDnTZGdrSc0aM8Ir_zCINpmzJn1DuSD5H9eZ52c83wFTO10CsGJ8KiMFB7oGeNiYj.ESzB8QtoXMZzPaTJHiYzYwcaXswjZwqGEPvzT5od.H4nITotJEy83iKpJyus49B9Jz6SwXFTS5zPIGxWGRlub5.IxKiszBUqY.ZqDUNXX1oBwVcTvTYZTP5yGn_VjENp.Jzsm22iurJmayqJwyMZD3jKxXDIpBpHj2tB_4gXJ5FTJ6gG_nPHXAPNadVMkwYhBgH9_cw2LS7uq_GR8ljERbg1UlHMI0D126MPP6vDPYiq1utIJeTFaJlS3xVuv688qHTWWkoWYv.yYumcQqjNYupfCBaxYgYCy9.UgObeITIqhQonT1m90xAPGNbCh7ScCV5ZgaSZHQE1OdrJ6AYDzn77URhAEvuLKNr_4ZiMMTQ5OvddMvY9NxbtvIIX5FPf02k1yZYlR_RyOASLfFogi2OctkX0_fg9Xp0nqhnGJMSdM6pPhcdc5VEphkOqhACOQmWpaEjD.ithYCXjw58QPYtAqcW0wd4C2iYbymmotfpFfleykxKoJz8hS5qAzj0nFMejA_UQIIWhriTNAeXBTXI4K2o0xZlk3msfkBcc0rmXzWHDK1r7dpVAVU1dngIJJW2fCKqRhvgazuNdjiZ8h5NPTE.M72gqAhJaUz4IZMhC3HkMzNfAEGv03_9z26GNJQqWkjMuIhU3phvXniJ_F8230O8dG1oAhdKhlqFk9MRquT82e67qg7dI82.CkmubFA8sGHkiaaBVNvWbJjcRAndtURX4EJCnrE8k.xkpwLh7ObyxF7PiCuTqj1tdV2yajdpCf.u3xKcDwF3If5W7hu65lbbq8jtmLk1CJLlnA5jygXCD6Xs5oZ4aGWxVJOodHe6qJoXosyhKp5foVLTJC9SXlu_1vu_W7gNcOfu8XRCo1xlVmBY"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=94ae11760c35207b';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/post\/3275419860?__cf_chl_rt_tk=Elqr8bIz32TvBzdvkg1Gj.21mvKvZwTGii9R7PyKK6M-1749109712-1.0.1.1-CilgYxzqPgv4fl_jpph6JIX8ZjCsepQpxlCfP8661mg" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>
Home · About · News · Docs · Terms