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-814597763903.mit-edu.top",cType: 'managed',cRay: '90f44b14a9199c22',cH: 'c3Qzwbm_ANYUxGMfxKlZG3UkiupvIJzOwB26Gn6pHmQ-1739108657-1.2.1.1-H53S.Q65BkBRmxH3EdezaYV.ogE8kpC07SedRrd5nZ3zBxtAEyYsLmHVQVZUorGO',cUPMDTk: "\/post\/3247185906?__cf_chl_tk=uwXaocHqmkEOlpb55HiOatRxvzzPL2DW0Fa_xk0uEN4-1739108657-1.0.1.1-k1B_NQRMFDJb7k0StlZppnMk6_3slznPLoRggIHYBRk",cFPWv: 'g',cITimeS: '1739108657',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3247185906?__cf_chl_f_tk=uwXaocHqmkEOlpb55HiOatRxvzzPL2DW0Fa_xk0uEN4-1739108657-1.0.1.1-k1B_NQRMFDJb7k0StlZppnMk6_3slznPLoRggIHYBRk",md: "W8jpHf3oMlA3v5tvz2N4LDyCuv0uVa7z835m9SD_X_g-1739108657-1.2.1.1-nqcMHpDtpiuc0kC76sgPQSg221kizr.hTdgTIIh1d2UnkjLgbLOCLlh6JtDzCjDafZq5XOt7THl7dQx6boNxCZnGxkPcHMcMjmrLW9EHJPCHzosZcUpLpNBn1OQdU_.AvQFlUgaoNAAWabeWL9OwbArQ_et7SsBAtpX9azuV_WKQqYtDuzKCy38VXP8SDflNWvJoIjEBRzZz8iDTpyxicNdDrPZsmCjvUeSWAy9jUYri2OxNfSjJYo1T2tslmyR3LxIdSLS0fZf17t8BnDUbnomsqw4uLaECJ6OzVStPwwxa.XnsK16djgkr2PKeipv21Y0FxMfwcLZt0NFNkA9Cpck2v0Ye4Jq9FzQC3DceREVD1QwLiWjTunCRRP_ZAa27_Vrh_tWbESdMB8iDZnJJreYfMzCXx4sg2Senkb2iJuthKObaLDUdsjVkbR3KwbzYhXBDp90QUHjSPYTKBL4jBwGzOKxiutZJZuRuTKzDsPkoRtJ_flQ_6hEAiDED70Gdtn8C6hbNQzuzzM8q5QKtD2w2ZqWIHXD8HTdj1Tn2Db8AuD4wxFtFolUNjWvzrTUjM8s15c4nbYw2GFDq6YxxDiiU.P.OD2B1Y8N5KjOznm9hXuWTXIjrPcyp7PRYqQUe9yCBYydhuCgSap4Uj5hwRZJ9XbbtbFdOZNu8C0YwlKvNCVEXbS5UbL2pK5nzyt2ctpeYN.K3.hA3rHU2Wwi6QduCCO2ZtdGccS9_6YIMd7cWAdgvhqbmi7AIMGVLWTKviotNm1nMKUhmxYlxQ_IEVkSAPGE4CWE9BV5mbHpHPZ0qAplb1Y_XqgjemyaaxrTymUHUvVrAthv9i6N7WcQWguhGZeLxufBYrgexMl9Fj3JwOq4yQ1OmZ02yjFoKr1vFT1iw_NoI3C5bbqmxFK0CKQazy29h9d56c8Z32DkEW17LnaBO8FCFvU.ilwp.VTVqqM3U0GOlYTmpFnNsMnV4l3Bd.7iFdnMC1w70ZDxKwgj66wji8pqvRi4BSc8cNgaJehYhm42_Gi.idy6YByIT0i37I0F4WmYt8OrcNn2ogrA2fwdthu8rYa0XnDEYxLiv1sFu_J0pJ3OI8cgPAPcnlZSIF4I6WRYdxC_teNGpuIW.DjfxCAsLu7rg3adHrfu_AC0whgmaxoiGdpF5Lws2_MvA34Y_Ztw9kLkAh2sg6oUX_I7SpRfo8D_PdQnvkC8sQkHwRsQtb7xiA9l7kpn9nbf09udbAkYAuWtlQHq6Caten4VR2WoUivQtn18JKPAS5pSz.6p1az3G4ERtF4AiRyl6tLE4cGsSXb8swDNKhLOSNt1NbsFu4awVQ2BIkMRDHe6jlW2DK2sAUSjFTktjOD2WZIm2qkfdw4Als9XH2Y0KQyrE.Xkp637qKUKx20xKSWd7dO.x8RyW5d.0N8vB5IPFJAYCuPM7RLgSupy3IT7zBO5e34_msvnPQW9xInaIMlfKJtJQq3qLw1zMUiW0tFAkLn3nXMpYtMIiS8yu7M3uThPFasPhfIxU0LX4TuXSPcERkx_6EaE9YGwwG5ln0P3kMljsMhdLKKRRN_2pfCla4ESjHj4c8jmaN2IHOUw6oeHh9tW93aYPtxS2YxNQO5qdNxdE1LyEooDY439JrMbtR0N_usGzwlnTFYt7KmAB0DrqYmmgEiRSqhhWvnjwgpwcdgCCAi4oScvT_mL.1RgBZxPLQ1fqDHhbQ0iKAJsxF2oApfR8lad.Sa9ds7MWqM6xZX1nfq2sExX0xZZaZnrn1gH12To60iapo8o18saAHcnlCMM3ikQGw5DKw.GSD_a7DktaYC3wf4vSV_EZII3Rk1JhwJ_4ZCVDQYPWMuloOtbMz8InFuVFfobHie6gIkbT6cRpCHrKyUHOLd6w7YjYeGicIGIGMj3IcxEUTAYto2ToZ1eL9k70ING9q3KMvIA_levv9f2utmWSqBZNkxUyOH7xqVyeFFudVgYRa.n4AVjtD9uJuQ6X32r5xpfOzptq8tcjLUWeZ1mhGc75yOKCkcCaWrIrR7rKtDJ.YJVGAR7AFnIfiXY2ITT9WYUskboKpflHnXmYVrZd8ncmG1caGQJpZowRDDXA71LsmMlMx2wn69xz_tc_gqq25eUsTE.G9K0HXGyhWw8M3pZEnXq5r2ha7ArCz3DZif99.hn1XuJGjjKDpzfM_fwILhSc.AljC2_EJABw0oAlSDmwack3uYLefC4kSnBUD7RupP5L",mdrd: "xAa4o2qWfPdv_2s8yzuMvojqIX96pK0WA1x1cBgSBPQ-1739108657-1.2.1.1-kyPP_Xs_lH0Ln3HgBnQZlbh9cXA5OwKSInBfgIBPZBpgJY7cdd0Kr66SniFGWZObvX5lxJ6mMHWaHkZBNqqueXZMjDM6kp52743H1jZFQ8h198wlJCXEDLk7yBFjFGwFJasm_LmUVPK3GVoyQwR2K1M1RIXcqrRrY.B0KtysrHizIrlnQweF8I.gjITVrinuTLzx3dLzX75PjCzQlScQ9zUH380ymZxMHvyQL41TmgqAmgq5s1oIPkybARALnjWTwY1G52YejEgu9g_xB_e9DYfnQsBUKd4ZsVIwveSSLHTKDziS2wqUmqcHGC0fkJ4DGAHGBj0pYPSuKgzovGs5gp2Bjq33vRWa8oI4Tf4AMHFuPdsPanHi_MdvCil5XKRt6d6n1dQ.VIyWdkryqXBqxdQUbptfMs.pZSwKn4CaG8_nQqCu2KqRWxgZzHge1YeJbW0bbvPvpPqCCjJ5xZwR8y0eK06a9qmDMyBAZpF3xu6Envd7bnD4WTj7HFSqjtalvVkQaXCYt75mruF3.u3IDY7fj1d.mwWebDzT9El9zxYIfvvuefEMc3pj05sHCX9j5ya2KCmAwDzbZCoCK1b4hRbwuo7_Sy.PJ4WJxlN8JbwB.Hw8Vr5ak2fHqAIOmbkQCP6eazRiFKvZ8mBoArMNjOUK5eBZ71iJGmEcTWfLiJ9IRCNVQjuoCW9dCTLX_wqekHh5bq.ID3jfhxdIPm4.DbVAO_goxxoveBzkPE6.rmqSkIN18SlY4fiZYHl9STV4_uPF.dklrEUhJ1Ob6KJfgJXeJCgWg8iNYScSvaEg_zFTyiLbQuNbSb.HPYXj8xbdetqvL8TIAFb6KR812_fS090qesfTUjRKpEb16dkh0y70Rtctu0mNc73ZvNw2Vw56vCD6RMW4PKQGkQgn.CSrSEfWsf8moz.Z5x.MUs1CF64YENu0A2q0Gge4HxOOuZBURhkpAoOsZcQBLGPmcPVplH2zE2ISFIyF05yI5ecRFNhzyA9OZ1GZtVmlClRVWHrThe.lKB48SgBppL2bSCUakGkyBX8Dln6HkUOsfsZpo7v.e3UBN2bJ0IASQ4rmF0ZTLdj6AUGewkUpil7a4ofFuMu542Eh8IVbE6mRrpyTGXMg10RCNHHndR0.WV66Y5_epGCL_I5kWYX0xPocAw6VMiUWApBnZRX7qDzJJ34g7ZcHDccNZUvt9u35jhPIAbcc5DSZ0.3d1fDx2x5ymjAb__PelkZuU2o6JEXkCQ3mCQMkXO_u8I.aVVX4mw.H2KpngRI1QDOvkejvT_6khL0XZuTZgr5TJI7F0ujtxlA4Xq5cRk6Kdo3oqwXZ80BrPMAo2EHgOPWgnYWF5oVUlmoGLJEJe8DT2B7rMAjwhB3s_Xvz.sW5UtbB2tHuhMTJo.6cW1YcLMusizDozFyoZUOka5BmlyM2qs2c_C2Xoe78HOGwUR3YHY7zCc4tRfBZn8vr5kQfuIBZDIWBws4GTLvwrH8BZBsu4ry5_hhN8rL0LAa3eby5QXBtHHfAGQnMLgChzE3Xs0Vg.B.FNnNY9oySoQfUsv8uj8ADHsoIqTXiGm1hBGifVo1z7DgD82WUI9UDDpAx00vOGDxwdjT9jQDMrv_9UCYlTt6C_TJLbcVlk1JZKEy5UUcY9fZuXoepUGmJLMt45_4qHG_I3zTrZXJlgsXArJ32j2E2d5MkSx1y9Ye7.IAfoWRp3..KY6gmVJPxvkg0f0WOR95DVTeDb.oi4tFRgGDeQoIQE4sQSWPoNmppsZFHJAg._wvYtEdGH3rOGxjHHhi5HMPfZhjX4lvBEw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f44b14a9199c22';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\/3247185906?__cf_chl_rt_tk=uwXaocHqmkEOlpb55HiOatRxvzzPL2DW0Fa_xk0uEN4-1739108657-1.0.1.1-k1B_NQRMFDJb7k0StlZppnMk6_3slznPLoRggIHYBRk" + 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