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-236438918244.mit-edu.top",cType: 'managed',cRay: '9110b763da94b964',cH: 'nkTux.vHYq9RS.nqR031dI0X_Xvnz58HWtaQot1v6Cw-1739406695-1.2.1.1-GN4nMBd5Irs_bZAhXuwNwWY6O.PfsiEnsYvXN631c31mf1yJ2tkhQVsebrluHJsF',cUPMDTk: "\/post\/9017485632?__cf_chl_tk=Z0567ckn0ON7Jbs7twdz_dMVvQSTvU16TwzfCejKV8Y-1739406695-1.0.1.1-WUmFWlMkGqdfHHpmPxPVEKy6idKhqxncOhTGEr_PPGw",cFPWv: 'b',cITimeS: '1739406695',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9017485632?__cf_chl_f_tk=Z0567ckn0ON7Jbs7twdz_dMVvQSTvU16TwzfCejKV8Y-1739406695-1.0.1.1-WUmFWlMkGqdfHHpmPxPVEKy6idKhqxncOhTGEr_PPGw",md: "AHMtvIw3.mNxAVS4JQjjTk6OuQcGq1LKiP6vD6DDPig-1739406695-1.2.1.1-Yp205Y.pQ0h8i6Qfh6.WWJgZLxsy5tFoqgjNcgXK19pjx.qMuSS_FcU8bl5NSEJu2eJxEdy0TLv4p2RhX.U0R9Mt4i2uLKAOy5q2zge9iCLtQNPzuicxd8j5t1dgYloKYpcfqIAuS6LJtjH0YjoWE6Y4cAj4ggdI1ke2tncuOx1nwkIAwkJnzgVnrjVSUijak2skTYiSxbz4qomb23ibbNTcVQy9yymWsIJBxNdYrQrIPMiRtdehhrvMQ213QQZCLVEm1D1HiPXNiJH5F_q_nhQYiGfOjDeQL6nEY.0GxH_Gy_SPGlxggNLbCdD.ecGHBQmzfgZ3RZso5fMOnYnYfX1vDEh7l0W_iMx54REvFYbI_zSUmwxuciWVnF2wYdVaXfD1eO7GErUD5ExKlBfa1EafhOojNXOTIuIJr2o3K0Tu1Z0Miaj_KtbkU2yHhjPeXriKplBudHsEbrNXKNcsIz0OEf7MsvBPJqCxgJtB5jOcm9GPomrZyMJt4sykEh04MyXI4zZGd6GUYsdKMd1HLkpDO.B6AT5TgLeIEcihbIlKNDrMt78KVkHT_UNEqtWgwWP08ey5Ab65KuDmYVZTMOxKg2nsfucaWQ_F60gSysgPIlU46xHJvW9TVO39dZjpFm3M5A3WzOQEutU4GTP5z6eq0lbWMKSArjWjXUlyKf7nRdmusbcI5eZVNzk8IIWzwirVxBVTIKtNj3xm8hRcUC9mRNhlZhiSbcqvDVNkUY3oHO7pV7B2kDwbPkJUgNMa_o6xMkKSaC3X3Ead6RwKgFSmY8.e8Sq2E3lMktl7afaTRnetK.CKKqgEAAfMagrxC85BI75EXuQRuOW1RFbcWHekEDgLuO5A_B.t6GS7p5CTQAGnQF5m_WUjXs_YVAOq1JZqHmqV2Kpw0i5.BgUtpmN13Ffw5s__QdKAS3rXp2j.5185YZGF_bJz1yRuGqM6lvYWDSlpEOGl5ia4HVlq5CpMzTIHQAss5ZJ79MvOOjqozPEy8hvqevr9aLhU8fRxGC5Re8aAZRkCh9dbNA9PSJpvt4N2037YChpPwsM.KNNZmo0jXPXpk4W4bVlx5Gqa7jy33watDrXkut1jQhW9lav0oVJ7XhMSvS.ukT0zU3v.datZ61oFQDz5Wmqr0H7Ok_TpKk4SHKDVTsAfwRs7f8w5WztwFn70fDepXUFty4nH2BLQd6dresF9i_TbTeAlcpowXQ3l8fdbLZMfcoukLdHAZs0LJgNRmX2ZHtiHydbWqkOq984SEBNmDJKgTwB0p29EeJtMJEEXDegRZsawyNrqbHS3JtpshySusfsVRWX2QJKlYsGWCSvPQF60JsDM3FEfabXHvMVg2MRnjpcNfo90ag04byrGNuJREAszsJSw4jXFjIqceI3cYlRH.XsCfEGYj87ROROLy5H.7vLey9BXUcftg2hQwan5DQp62yCZdmBCzW0AJU79YaLxqQahMfpzHbRoTCg45r6DpsGLybl0soGxLWFpP5TN3tWGOSj3U0tsoQpWvV..5X62HscyvrdD0ZX3eT6hPUbF5s89pR_pRUkc8Pp5aoTUrBgtcxFObJyCtIRRby5sMUa7ENEB4NwsXkcKXU6c56ekucU77JE3dIXm7Anix0gEHWdlnV9zg8vnixZhRvsZWskhJSAqwJ2JUwrLNczY8kW.3MdW2hskacDOfUfVZVnAyx3qy3wHQY7eO331Yu8QA1l2oPqGnrEXi78S1ZHodICsVeZfi4xH0wAhJw0a721OdNl.qY_YpPVe1IKyiqiAk4cRcd0.Lpx.TdLflG6RV6T9Cm.XvgOU7xqLT4g76S36KhGtE4a_EQgNZIogoFrA8zhAgYykqykbS.wJAVPD7rcxQTvtNGg72PTa9ZBilKfjlgBaQkoBsumLX2X.KFpIX.PmkotdbCrHYFw8nkM9Mtaa5UcbyeClPbfTHZvcLVOUIYgADpa_wez971jsD2nzcH1SXAer7k9f7IQG50Fh_8Ap16UdbDE9nXaZ3PpB9.uMpSuMjoySP_CPl_JZh_bHZKDpNbNouorPOjRhRNg4sNlwtpc_qrKoNispgbleNDpl8HmzAAdYzEYNbXbm6ftcUV4iwbGanqtgmbs_wf3qbeXBIO3TvhtysmQeKGMaJ0NsTXzDt.eSiLSmYVkXxGwoZ6oJSXa_5KGi2bhfzI7II78CezyBfAe0_zw5goWnWYv01WTbUGAV0rvF_dMqJ9BTrURjU19W",mdrd: "3N5JToG4L1rffNejd0LBPIGednCW3ZMuaOKRBWbjkRQ-1739406695-1.2.1.1-e09XfdhcJEZj33nnAc7_4flbkLRBquZ_fZ0nSaSfHdsK_AjypXyGkoPDvbUL2_Wnsri7AFedL._1A1m4YJxA3x1GvI7mqMxzJw.LGsJ65ZCrjw4zx_mjBSNsk78K1DSe2nLO_5VqZiC.XP_ox5jeL0PHwtBmtPZs5Q4X6D06rCBYDAGJ6R9XoLMMttHJBYuWAsxt8Ks1vF53eGLdBYF971sfDNOQ.Jy6lTBqjnpQYC8XUV5b9BeUP.FsWwmhIEWvsKDMNsBITIXyi3tw0VQ9AiVn4m7Mjh.dTWm37Kf6nDGqOo4HmGYr7c51bkfMg2PHgkyX680QpK4dIJ_MpSffueNMyEjzTMzJoC5wHYIo781OcMVIKBVuDtpx05Wt2Jsfa68pIYCJfyHPo46S_2KkPyhipeE4bdCck98i9tfGrjnOUpwceFzoOvagSOYZtu6y3JLrP9xtMDG3zj7JAeSXkcGghJT1kpowSNKx6MbiIIcZ_7qR.k9IvCe3Eh1vHJWZBH6uuLkaJVDXDUcIDs5XEZz66_5XvMJAl.v1Uk66.7t7W7n42MTFJKywsR7LArrTXcicYOmdaDVJcrKyvb_WNQoE_8V0XK9T9d101Mi3izq4A4zdM2K3UUSILk2vafycHl.Fdfspy21hLt2TMNVjCzPbQvalaEvUkwNhM7VXCaS4hgKl6PhyKF5W3E2.3FJIUq7I_dsHYfNSRIUSxTVFI14tmd6cNQkBoVqnMKdk9VY1d0ugYVoESCyxwLhvdKpWNPvqayaf1t14OYMvj7iZYVekYVHRk4crJBV0sl3QsRtgM1URJrCm6eklxpiP4LVIheLIAz01GLcKiLx5YH9oqYn9bO4MNPMGVNcNBqTpibySVRcyRIuYwGMKX3xL4030cuDUDyJNMhvAn52CbeAKMxxqDpN184md68rXm1wKkGVey3QCPkYVjJ7m2zFZmLHSU6UNC.HLERVcFDo1016Ydqn9ybkACxw__xfEXC1R0IzkoIWDPC2dtyCwnBTS77NDLS49dLmzBjA2RG6LB0nVeViep9_V4UE8SrGyb4vkkWTdvuzuvo9ALd4boXo6ctKlmJwnHAEAxUQYKLaAJrZ8qZxeAR4t5qL_zEDxig4mO_m5..vdzUPN8G3zODLqBAdUxFuVdFBbprWKdZcg32AIxBWUH_MyW7No446sd9x0mRKmAKGpDng_.PvB_HBrviU0LKmfsJfG3SsyIZooWiajU0Re9DEJMPmRH3uyl.XuLH9HlHvpCrzNRTXrCMU9Z8O3uHV4RyXoHNbQPZWe7chZX.EiFNfGCAcW.ilJLrmfaiSm.PtTMWo6CaQG2Ff31McvnQ4hsSAaaqXJZjqos_GSrbqXv4X2R7AWRT67on5cvuP6t_WtirsVbL_QwmgTW975GkVDL3Lk2o28vSalQSvfKioY4aWvqeIUiiOOjalhf5Fxk48MA6DR7q8yLhG1SmCcsujDp.f9DlqkGOfL1AGbcXyMbmUnfIWjvjwNW6UL5nJGn8GxY3pa9ruZSxY_vJQZl6rsupFSiKonuquCWUk9Gmdmgjs4tJqy9qXXgJCs_9seCHVWiq_56JB5EuPHRKi6I6VWGow1QyX9W7PHapMZ_yyPZCS9dJrUWQxMUfND36TyuSOF1CBjhg9lUU5q93w5ZYkj.JZ8Oq_epIngtK1woKj1C.7HHZvWBQdmvuZi94PiU5uAyAGpoNfiQczg9Uweq2HjVLzm8EmV4VkZjj0LGZUju8lWCgiUxiT1ua.XVBYEvdyt_.EJn3a8T.Pwzgkpl..gUrA3tUzSSnE0egUkvg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9110b763da94b964';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\/9017485632?__cf_chl_rt_tk=Z0567ckn0ON7Jbs7twdz_dMVvQSTvU16TwzfCejKV8Y-1739406695-1.0.1.1-WUmFWlMkGqdfHHpmPxPVEKy6idKhqxncOhTGEr_PPGw" + 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