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="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-247201884454.mit-edu.top",cType: 'managed',cRay: '90f82481b87f81e1',cH: 'gH1eg8cKfdXdW957eXdcA.ggrS2gGciJBGcxfhdOEgU-1739149020-1.2.1.1-T2P.AwTZONq_0cOfelckU5h8RBbbNHKkpH1h390XjKTZbHGc6_IjCgQtK_YbIbQn',cUPMDTk: "\/post\/8167390452?__cf_chl_tk=q5DEngGp2s8m3WtqqJAfDWTDUQes0gg.Pt99BvbCMaA-1739149020-1.0.1.1-FkdFks5LC1QM1UP0lsxzbBrMe82LLZcljDOv.yTUcOc",cFPWv: 'g',cITimeS: '1739149020',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8167390452?__cf_chl_f_tk=q5DEngGp2s8m3WtqqJAfDWTDUQes0gg.Pt99BvbCMaA-1739149020-1.0.1.1-FkdFks5LC1QM1UP0lsxzbBrMe82LLZcljDOv.yTUcOc",md: "3HR2mmnMIh124ZK5oQ1zK.ut8hvog6ZrNStKX.t3xco-1739149020-1.2.1.1-SBzkSqqmhgqbFiA6lXqMY0YZY6cW9Xb9_cU4jknE9QYdC7UB66wnvZI_.lbTmCVuQo98zQEZB60RQkq_jasQ.034BQRbGRb9JAKqGrBMdpxmphuPsg9tz.f_PUpHfboM5YvdqZzE7EU3f2vj6.ADIr9JX8h_MXnS21J_TFbxgNrIRpbPOOoznAIymeBcIybRhZXtFlQpOwdKIxZ2Wud_WDpT27t0z3vzZXlQlftlQ54OHBcCV0vgebWQJKooIfIAYFV5k1v3WXyj.rIgxhTffbIjMq04mJ7dC0QohW.ag0biLTgKEvmED.Pp_f1aCeRmMZTywlEjwWyjS.v36HeeDYCLKv3fmnF_amMsfM0n1c04EVhyuJ0k9aT0J07wV_T561NkYo7cfzsHt.2xkM_cvPtF3jwiNn1PtQwZYvfKvnVYSis_gMKRmEVOwlovPHulk5RVer6cXam3noCE3kMaALuR80I2VrsMe.uE39uvctn5xnSscSrjfOIfuRvyjRZhDlmXhLhl6vMLRr1WO5N4B.01gPS0NlF..Mvx35.ztbi9HjryWPC2Y5YoAlfvQs9UdhU_cKsG7D1H33v0Be8nj7hOaLY2TC.3GtAXFbj_gC1I2jI7HE7Sk4uXyoImeFttOv4uhn9DBlt88wbNX_ytO4cDRjvwnOttn6gX4badp0nUw5Ge6XhTi3u0aFfbnaTCpegFQqQpFaqKb_nV_l5KyOnBBVav.QWf26_cHRjb5Poyx30GCHr42sZZNFg0IVxqlKAM40mhIbBqgfz91Hlb1vF5WdbeZy3y2.6kxMlZ1I6ST_D1SVXTqPT7tNQhai3PJIesNBXsr5fg1dcLgvwu9hGOmxTn95jD8sUHMIsJyt0..3tV3YGmYQCjzspKKB3duhItQ3AbslUxGk5tLW_zOBmiDkygGjZ335OZXM6dJSpYHr.8jmD2gKKKLs31bZsimJYBrHzYl29npKVaBkoDm9uSSqUm2FRlWhHW6DA0Lj6dMDD._nq_uhny_l7U1f6Yn6Mf_cOqUtiYehdSCyV5eiRBblRlQh9654nGZuPbCpQG2zMBPzpCRjhhwppCBPq91BHI042uFHP8KoJY1bpTUd7Jpun0Bo8OuFS1zYEivJ8wHTfGqHM.RcvFKtlFV1VRWA1eVVG7p01_fnKrcYReD8pooA2BviTTfkTd3Mt58vq3Yf2Rn8VRBFc5HhS5rUcLQMQOczY_asvCOUFVyhpML05eNA2wEUyE5JU28SQ7PA6WZpFhdQP2mNWJ7QRX21G5tNo0tz6j5UKtXqE0Ti1G7P6IhguiyNj7wezJk1qsDuLIhSNQBUVx2mzOFUlRSdHalE05gywCHD1c7fM9M_QKTfELJkmY.ENyB8xR8JusKdoazx_QI6c2dLYe_NwsTOvPIpLSqrjRTtI97ETUViLUuM6YfGOPttsg9QaEOSSkaZiPw1syt5qq0g7Gay6q6.ih7HwWF2BL37OLEunpgw5wl1Dr5q6q4sfyhdn8hJ4exItyIu9LkYeMHMD5..Ds4jeKquKt19aEqoE2FKv0ubp1pluBdoi4TWhxIjmgFKyOgHHR.mEZes0FtOljazY3FRCf4XO.tJ0FhFxuJU_C55_BsGwIqlyv1JhAsUBeT865wFmOSbZsqEg.l8ZpGyWpD22mes._8H_hGmKXwAuAB3EJjh8ZIMWuZMyi8zHDHwgN6wmqtx4OR2jjPfXM8ij5g9VabUoNRhyvOWSgjHKERtnIdOKqh.ur7TCI5VnUC0Yl9aWSBfwTDA_tHJEtn4iihN5.Ym3PVTND495hgRCc3Sf9ij0AHhE00IdoPnmiZsB0JOrmQYsFw5tcVM_yYB3bh3hiyo2ayy_uuLTd5t5dN37Sy1wBXkUnZV2nky2YFgBV0ZeqK5d1jQgyDezZDl0KYo09sO_OXUNR3tbmCWCdU9bNXjG6Q7ILqExfZm0Moc8ETicO2zqdynau1pzulSDbfnw1iVEzHhEc9H2YLCLE7NeLdriGLwnSDODQokQNy0efqSlffzqy8FZNncMuXaCyxdrt.UR2wn_arRRQAjt_mLbeL56.ftM9jS4xaRFZ0_xmwRWlEHm7NDNPexjIpH1atk69TyTIX3scyJpXZJvagEJoTYijHsGCrKfjzNXQi0T1j2y80YYLOYJbWfQQ5yBZvRMTSCvt.THchmvwZyyR5UAGcbwDsUU..H6xcWbAc9Am.zY0.RR9MZdlfasKHJ8PEIzp",mdrd: ".K7uSMyNFhdYzyynjuFX_hY4fGXHRWq6g0vUWK_8T98-1739149020-1.2.1.1-FJy3a5DZdj1RpuIFilUp9vK7lfaUTqXo2JOCQwaHjowATI6wQB.96P.GbpwrDp1YTIPoBlyFzkZ1k4FC.jf.UdZcZM2Nlm2TIu1O7BWBQdj0UWnx74n6ObVt1Pmh542kB4Gcd7K2F8i0acZ_9h7kt8c4FlMs69tVasbU3zIDyiec4KIQs5UZHqd4YMHs4Zg8b01Q46ChB3NSVHB_Sc5WrRUC9SuYVKI_Fj1d54TutFMie0kb3eTlXQoepgwV9iENGUtkcENvX9O1BeLQ0DpKVwUY_Rt1kILjD724BHHz5qp1QtUUM9pu7mg7ivHPbMa7jRjt.Fw6XNFCpCssdStAHRYI2vdJSbsAjcavgpshSeC8LqYcO8Au7uKQDuWU5MvbuWgiijtgWJ5j86HH927RD9zv_Gof9J3gj0H4rxeuUInbSNrBZNpIRdgVQKPtwQUKWIx0zqDKxmLXRomMm_C05tepDwK0L6nxF_XHJobY0YfmJi9lBTpZ2CbGvH.c0fX.BJ3OTqfLMHVcFNoXF8raNVVZYTdzlTKljTBuqVyc0ufW1OjnQM53jaEjraa3FCzW4Pcd.VnppG89.xQ0wLfq8C3TNm7l2ql2ndRdtx.zJ9gl29Le2mYgmkg15sNCRy7rlTVuTRsWoICGn76EepmNelCK4f5rTqlwm7WMI5n.hw22L0uBWWP14GnRPv10FqO0bfqA5hZCwUceOqEGktoTkCd04f.7C2lkXemh8uReY6dg0WpXKsFrkn7hEIPvK7_VF6Kk38jlF3MS4lsJKbGOlBFl4e6zv4rxTStCSyRX1q1FFuMg_bX9vmNfueA7PeHyD_r76q9ZGyHmLto.0G1nX1fqEk6vvvp8ERjs99PdAlFs67PoGR3pqt4A5mFKaXQ341s1xSWqYRVl.cYdHg9XvIx9wTa1jo8Tww66RMji7grLrVuhWC_tHkQwUYCunu3scwjlgfB7SNQbSGne_ZlyrnMpgEWXW30yyd2o28eRrPJxLVN6RZMdDmOJYKs4vHxcxDF31bzgKiAC3AEbdbJbeFjRuuw37wQFD3YpHPT3b7rRfvf5JLmXyVnrV7AvcNpW8KWr8L5Ihhd6QGc51Q65qv38aWjX0Ts8RTje7jVd.ArX0spETNtq3_OmYshMqc0mWFhL6dyDT5ZDOE6k9ran6AhpZpndzQT9etcA_7V6nJEduvzPIh5_UYnZxwyuuUgjGfd.C02V25HIRI7WwouvWTVr6Y_GzG4hIc.DRhwUhFIjlRd.LUh2hsi47lrq2VG6gTzlrsr9HfyMUHkIm1hi.xHPWoMhNws85Nnb4zbLmjWemE_LnzbokyXH7p8rLsYhzKbPkI6YLn35jMRkSeO57PnyCMmOSNZQbFfaOMYvNNCmkLvhdIuSfCcKSoe2xjqBXbgqlk38xDSrHaEflwtB9wtSkAX9dNmlleVhz5TPPgNac_AGDqJDiZj4fz4hu_S5k6tCV7BML_PGW4P6odtHp8ahH3dnDdmVqVWTf1lCP.alZoMucL.cy1rV_v9VQS2CmUQU6W03gzrKZObQiLSMauiDs5BEv8Rf_u4KLLKDVeSWLMVStXomMUHwcpO6g_APUTKtB7soffMUFNvx7QPiOk.PALnLiZTAeNx6ikaqVakd_0gbCjaMxZ9mc95VdS5aYZ4jPVwcDZGuYWzeHdfzLcURuHicvTfYbPATQH4qf0cBegYwO9gA6IX6c6LbVIy53IDEUYwLfmywM8rXTWmxlC1OHoFGb.wClUJxHRy1usJnd.zLgi_Ur37DM5A70K9nVZs5xHOIFPnyesr3rc.5vs3JoyFzkufVzwxL7mywtx8"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f82481b87f81e1';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\/8167390452?__cf_chl_rt_tk=q5DEngGp2s8m3WtqqJAfDWTDUQes0gg.Pt99BvbCMaA-1739149020-1.0.1.1-FkdFks5LC1QM1UP0lsxzbBrMe82LLZcljDOv.yTUcOc" + 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