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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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="390"></head><body class="no-js"><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-708384514543.mit-edu.top",cType: 'managed',cRay: '90f881a47e54c92f',cH: 'p0oMdTtr.VfaAfXJqGxNK8eVHP0g6zR4IUyjy67sBOE-1739152835-1.2.1.1-7ztoSGBot9aEx16Al44YD534qKGlMU_irxd9bh0hDmHn8BQNH9eMVDkr3Rm2SJY5',cUPMDTk: "\/post\/8429103657?__cf_chl_tk=mXo8Rc4ifKdfAKH2Q9NTRbPRu1vpzRj8p1H2Cz4N7hI-1739152835-1.0.1.1-tiV2OWZf6dK1nGsjQavOLu1vuwpVxDkfY.FMonpLY1A",cFPWv: 'g',cITimeS: '1739152835',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8429103657?__cf_chl_f_tk=mXo8Rc4ifKdfAKH2Q9NTRbPRu1vpzRj8p1H2Cz4N7hI-1739152835-1.0.1.1-tiV2OWZf6dK1nGsjQavOLu1vuwpVxDkfY.FMonpLY1A",md: "hUpcB5tH827AEAhUKMckcHX7gXel_qIZQmj7DQ4D370-1739152835-1.2.1.1-Y.vYhs3Ppy7wrpqx65fJoTu73VwjagqPnWGsnCztj08EV8901bsDh9vIGLdQaRuqk2hgR5wvESvt7SBKGU8DAQko3AC_c8JmnL1QAa51CSCQZHiNmL_qTRBLDmi8e89noIm99.2PGiyPnmVz3ogVGuLmn1psKpKoNEEp9r3YWd_tIUjwueCtDwb4ySThKOYC8fqTF_tnoOLAqsiejzcq.xJUVZZR3caFs4HGLzssz6.I.TfhgvY3Y56unASvjII2GAjqzteoHgBq2JxrbIKfM6LE314xrJ31eqtpws5MdAeYKUPZVtIyTF.WJ.p_ojrT9iN8se7wxfXf05eBsdHLnM8SlpJXMTc68YXW_V9Xlgm6W3T6tQ8rQgAXZv9eU0iYn8RoaLp1GXcqyfVXzWrFLGN9kKEkkFlQ_eFdoBUcsyI6H1ZVBKvGKNCqyQMQEhzMmD9yCzIlyA8w6wb9crCfnG5kJcs24h.wiOn39uEmkzwV_dx3DSjbgvrx.iLDQs9BRu.J32x3EaT7UqvYEv0fcJUKn3ne6x136GAzUbsdwKWhuiLGjexr0ebv4Sgds8tin9LSQioS1p_V8x1BY3BsW7vobSzHwWMLhtdXcAXcsmafvKT_aVUZkkncakkFI4NiKCvGiSxW.wVaca5JOw9IRgHMPSxtwR6dPWMIUCdYEJrKNhWQDlTENHCQ2GbLdBmbceGgBz0WfTiJ8TVSnPkH5PNtwHIs0j0iQIEAAv4132XDU_3rLtAlzTNLhkFb7FO_EUGmXuOnnjwj8OvkOo6dP79Ku0g83et_kWhMYvf8YGWODyIojWOdDoVgos3q_dft2tR5YSa_V5m.MSFW0DAVWjpyWiGWU7po9RsncvL5JJWEGiFeb5kY1eXG4jTkIaEYlxxXJA4cGtrB7bz6K79zhAaV7SMtt2XJd7M2CjIGLv.uPDg71mO_FCeVVwx1JflbQVJae6XXsgypPbEr9cDZSLvv4PRVPoY3xLoanQyD40wJNbE4a3dsqeNXmS46DxahQ0zLH3J1X1icWXohnC21yQ22qLbVRVWtRXi6DX_K.a8EPj.zJ60n8hqopH02QNAHEW9CQIsxfbOXecvDmSIV3ExVZKIpJDJ1yjEF.QTYPhc26__XWZYnP_AOoSRAUS182QN0Ewz62gJTxFBw4LqvbDRf8DuoKhWd4rmKj7_bekxN_2zLh6enOERq5UJxmTYoFHdwMA5RVXiRdYo0WvyPmrp8A6KgNmL3hxFu5Rsd.8ww5WySUBx24LgC0Xqu8CpVel1zgDyQt8qXmnb47P.MCi0AoskZ5qYntjm2xH_ZPz_dvewLRygG..4gwMx9lfGsXA9AEcV8WdK_9i.fDUWV0vSIa1RemZhxGnclQcXvuueLBVoG7wrQl98okY5YZuMbiEqkKtGTX6iqxun6uJvCVDzBtRqgYKdcgrPQihR29YPGkG7eYGttk7B0x48D19CJF48kCIVdBYt6Q7mJfKsjemHrQr6R0o4wfMVLis4wLseGkVQ02dACsWka0NZnrwfN1NgHNBqnk5fooo61I4yo.jq7MQJpTBvKFWlYy2FPf34i_Cky92HYcQTPJL.khC3d2cbUC9VvsEscJmiCcDNizf.HltARtMdFk3J9cZ5FMoTIWYuk74dr_hagc9KQSMsJqFMjeoemLBUoFIk42xSe9eRsxtQnTawgKc6oYmtyIeFIqA3RioLcEqRiMr2PNoikcvAnthm4p4XLH0mDZBdvNdT7MduVHnUcDvBsoP._a9ISuo8Xy8GksGpk5jw2txR8xFt2nxrxJBEi66jBaEdDXlYT9r8SDs2gb3ZDGiRclhD9Z5goq3BJOX2EX8E2NGUTN_ojz9IVyzvkri2Nvd33LdCiXcvIND7wyXG6zZe.DIEc7iZGSSFD2oGJGaAeMoS4osJfx2ojPoV2rqVMsv3Cc9r5g6k3xBYXIYLO_svpbXKCZDWRkoXJ0MqZ6SyVqsDJ5NgqeSPzOhPXBq1DbouBVMSbxZIl6Zi2OAq2fBYVRtZ4znYwotvx8r51NAJrgGBnt2l_H_P4HkigqMjV5.ETNlX5tYbXW6Z8jqyUgVTWBE9uLt.ZumHdeC6laoQ0ist4LNuevZjEUo1gQVFNOtyQBKjOif.fLZjKkXcv6093ypHKl2ftdYbI3M0TcigbvqhRZ8e2NdwIcV9ajGfJJYWq44fTBZFY6t2Fo7KacMzFkpLod57E1iMzHu8gZZzu77CF",mdrd: "MxSFV7_yP.QrYakW0h6crb3puwTK6fmwVlUmeCX6HPE-1739152835-1.2.1.1-Cl9B0T7fpplr9HC12u8vTJ6hVceMoZdgM_rFFJ15ozz_6n.c0ubqltIoMmmGsQXXbRe_Cm9rmcRd29MkCtnSGeB_N.PsmmZr0lEKsgyX8YywiEOvHg0kPtY1coDlixwhR_gpBEG2.tg8LxctCaP1RAIdWv12VnGT30iq8cc2ZpBYd8Xgpo3Nnpi43g7.Y_2PPQ9lV.VH_x8rtFtJwq.Srp_EJ8HLqcCZuIWnbYJNHdldxdKVFBx3IvaUDtRKXfNIUXiDZJZv0HvldTOHyGepQf9tonVlqqEkOvyaY3GWBhQeCCijboBWLFJbevqBhfgV6YIVTDuLaAs.vO2w5sExBxEnChcADKVcbrJX3diWAX71JyDExtUzPDuhlvtVEIDgwQsrWisgaa.kyoBKKShJgOsUtD5.B1xPb5czWnHz4lwVrSJlWgDO8nHT0VhM8_MUv2i3bmCuw.lbvseBipCA2HEWUBljhCEz6H1dm.OjlibcYQf8yuD0AsHGErPHHDCVGKVhyBZ13hUX846wklgVZkUcdyvKmyHIRR.N.JpMYHoV2GBShdKIkL4JlSoFiFl3bPLdDFw94AsHtavt.0TG9Zfbpo.8Y3KdX3GW9IXwSzS9X.n.eN8kmww2L5WNjnPP.W29v4HRa56A.zLmGknXMi3TAIZhcGtxf6Pqe8lKagMic.784PiatnMW0MFmZBKER.w0T4BP9t6eEN5KK9tV7vg3trdLcbDqPd.oxdNYAPyrH3lbIxxnh.1_sW_oT38xqDcFVXgf4IFUDamyMpow_9hC22cVPUoWdlQGmkgyrfVvNCA3vVIj6Ggu4YURK9pZVzwi64O.I3Et4YNQrC5Z2r462eTZgIwBQIDpRVVn2Ge8k9EEzkM8WmCd.P3VgVpcm_7Y5Xm8kGxG5DwWU2aT7aSbTM7ceaj0ewbnC3ritHHATdUQZd5nI9NbCX5i5yOGK1FK2nA4Tg3USo1ZBPRR.8HK1jdTt3pHltazuC1xMfP9OVCovXPBy8sRm.Z7PSIeL5kVBIY8y8.tudPzFe9gKJAWqSTe9b6ZxxoI.fxJIa67JtIWtuCWh1AMVh6y3udjkWI80QOctQzSGfho3CIRlaTGZ6W3hEv2bSqQlsxIiyPB9Vxa2FihiJWyEvhSr8Rul3QiHvFVzYGECfh3.V2l8UWEStS_dF4kchJy0mLktsJKyx4v.lxp6w3Yfk6bneMSS_wbfp53CAAleuYc4cYqlpiCaRSyrMghUSKvXAqJ7KFsmfB1elsc2xIjo9O.72uIFj1zvHaMCbh2dsiVCEtA3kSA.NVFij7yoMDafSKwFtrFuBPMtQgElxtjTJ5MoDM8ny1AZGImv2_ooFw7FYIUjt4OOk.x7TrsM7ui6XSqkr.8JcHTiL7Jdk1SdQTrg.AWG0oGxVWJOJN1wrxxYSPnowZ87Q0_76uB6EodSt.bIo_aU14qUPK7Ah9z0m6NORMqoAl33oFYZ3t0bElSfb5YPt5_j2fFx02aFIlZS56mk2c3h39TAmAIec1J38nPyJ4baTfG1Ab_LZho9GAG.jbn3NdDdPAhvoorrdRSqmcbTl..O9CF4GvKZ90WW_9bLVsfzm8Efnb0od5sxiYtW.R4oHW6QyWpdtKNTJ5TyD5s3kmvtNgO8Kors5s0YyR7DtnOadhXrn4UTxESFT7Af_6YxMdAbeb.qHa27enLTDXmItB6Dh1oPKouWvaspUdvm7KPX7KzAsStoUtup2kiTXOjBnvpdkPRjuyMB6gorPKJzA7WSCO3SMdQL7QeTc2H_jCk0Fpih0obyWrXcszJcjAv2w"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f881a47e54c92f';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\/8429103657?__cf_chl_rt_tk=mXo8Rc4ifKdfAKH2Q9NTRbPRu1vpzRj8p1H2Cz4N7hI-1739152835-1.0.1.1-tiV2OWZf6dK1nGsjQavOLu1vuwpVxDkfY.FMonpLY1A" + 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