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-041931889922.mit-edu.top",cType: 'managed',cRay: '90fd149df80c390a',cH: 'R9nj3adhOTFqUOUZecc13NrjUQnOiSj.4DON2924K48-1739200798-1.2.1.1-IWMhMcP9u3yt9UN.g7HZ_cQmHwKgJY7Q.Vbi.Ui9zgHPw3RZsNkXO5N8snNugKz_',cUPMDTk: "\/post\/4537629801?__cf_chl_tk=CNK_F38aIrf2CuiPSFjLyXwbrx46HQlDFiZS8P6CcC0-1739200798-1.0.1.1-0FbRqsOzo2IMWDTocRYmAnaaO4UXX0Y3GxAakocRc6s",cFPWv: 'g',cITimeS: '1739200798',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4537629801?__cf_chl_f_tk=CNK_F38aIrf2CuiPSFjLyXwbrx46HQlDFiZS8P6CcC0-1739200798-1.0.1.1-0FbRqsOzo2IMWDTocRYmAnaaO4UXX0Y3GxAakocRc6s",md: "ewadI94qxR6SHtFFeUdxxQKJ6F8cRtimONtnlK7V8bs-1739200798-1.2.1.1-TGPH6PlV7fbkOBo8OOSJ5LKOX_AecTSTl82smqvAmpCZm4LNw3VEkBd._OITEoRs96nGQwRK4UAfD33iTPDzwJxwQNRfNWelRjId7KBHZH6R1eB._sl4uuyAfVTFpPfX43E2sPOpJKkMHB4gzq2YUvv4CX9zcdZqiN1YgBxwfz3atynQfvjRXh5K1EUu1bLJc0zB2hsAK4FqMtqGuKkH2x.ljackN4jQ.R02obUnXOyLvJkeLiYyxOIhemRTpuSHUDI1uhSYHzwdzrO1wuXm9erSs.fZXDItATDIo7mW3Kf3qhMT4gWeoImJcogZblhTRoPuWS4WVo7MFDYEgwaLu_EO.cPdJu8kJ9JpT5C7ZJN8UL.VM4PtCupwmQgQwW4j2QKIF5cQj6SoM3.Edqb8xX_KUjfOSZDoL6c3X3eoSzy78YVb4aHYb.hTU8e0W.0juUmT5Jz4TgIdWJ.Ij8_3JQLChGbJ16gv_6Gx9JQjyYc9uiHpwB9b4BRR9QUSoqRmDYssJewLNGdgessKKbsTqlfc929Fzqb7C2WFeLBC3ofYYSPQJkULqa353HkLHAqizq.XONzmTOl7jvyrqX23YU6VP2xaF6.TNbeFKkHleHLr732N9DgFLOUmxky4Q_yYy09mY.OYrLLVC3FC_.cBWsk9PrGj39wiRkGNXa1KprTFg8_TuszITF77HEouQFBZsVgqognWgut2_66kQajZGLbvP47lWKR9fhXAn0N9uBXaIJrpH11llC8.rTxEh_VKmwSjCEk6Vq1ExBpHUzdlf.1y7YE4qft02.pGbZIVj.QOPY656idjWKGmAxXo4oN6IVQBWiMnb_mWpc2RghvmTW2EOMxMXd5Fv.yVEUFHPHjWm3w5BWEcgdVmQuNHly5cOusLIfGWHij8o.PWCngsRN2y_xDVdFquJ3RwaR2FnOuZoE6cZf3rfKlcmMZcfn7aahbjKQgzdC6DVzL9qNJXeVxIpzTYZ2cyVFDcAPRJbeg080bGrZwgVyd2K.YRLLivVXKXTfUpVleWy3tSpwr8tLBYCX2swT1P4sl8wXF2AoB8yRn4SoVM93j2djzyu7ssVs1oCN7f1js5qjNoGo29p4h2bX07uxOkCLS7GoPdh2cjmVhjHnArDWYDO.gWdwc.vu5CfLW8ee4Uhxvzp93czYtvLB3PkGD9NMfgvBaz.Ci9ulu45s1HxdZuOac64iiPgvOb96ceJsI6aQUX1DkBwCkn9idPlZqMPxslqcnGWVWXc5c3MgG0XK7TJBV5EpEuhvF98RR7a3see3xb6pLqZiGnM0j5OzJavY7mYyntCkXWLylaqvpUQWn9ztvYl9exJgFLvTHwZd7dqMyI6XqAWWqBOF.yGq3VGqzlxElG06v1EKeQIQ.AMC9EekUWmp3ON7WYD4Yh9CBXYGYGaG5.6u6Bp7e9omdB1Rs.poO66pYzc9CSYUkvyGoWgXau1G1DwmkGYRY0OxPYdhbApXFGQm7CcYDGgVoahxQQ69_jiCETPDTvdN.PdaiLD3heiGqUubvPh_frsbOCHgmFRNhdqca4mkNuPxKkev.bu7TQf2EL7UA8dlyFhHDn4h2AXRmP5tFW1bQ_q6McybIz0PfKORVJsdGxuiSK4HFYl0akZyBBztkWZQk0tOKhgV1Hl1dhq2mP8QK2c4Jtah5QU1FNRceQNwBosRj9tMbY4kgRUIIoQZePvsS.1q1aHXujRh_65zzG_SOxvPXZTF7MwEWXWWeGdNdR3Benqk26D86AgEnQE_PjZtqbsISxbF_mJMudUpyarT8DKganttFtnI2lktNIU5gqWFBBHjNsPv6t4sQ7ET7t_nsNlIHGfWPiKh_GJD6fSTcn.AqikkVoTkFO7b5NQ1cNuPoPvhqsi6UDTWS2FJ0kNpqBkuh_l1dM3Pp3nxM3NNQXpuKh4NsB29RkZQBiHsk0CCCq18CLyn_jDuMd1.wl4m9AWBn.1ezTW7Obq13iw_Fm1JOVY1IdFpGyyiStfPCwMA2MrdanCJ_G5b4tk7SdtMTp_FwSKFnXyn3IVifTuvIJcg3qwVwwQn5UAWBoTRGEZO8DL7Gh2N7octAMSslrUkcZ3qW.cASKGG0U9K_1_f5Lv7IJde7Goe4VvCg4QttU8RwyAvoc8ay9gwKNutwrsuM66QauXQIP_86BLI3REMXFXOkX1BLCo35MUdAN.7bk9E9CqcgiXv_z36haFHEACc8tJY4ByBFmTFbf",mdrd: "TOoihoIRVcSL0usUQBVT3S9vqVQZhVOfaKnQQginoJE-1739200798-1.2.1.1-qsThefEWcBniNcEBwgClNR2W2RLl.VUZxnFM1AAFEXfxU58NU6m6RiS8irUHQCO9liuO89P6685af7p.EvUvD.5gvz3WEPiMOdPiOIvI.G3mp.46mL8cZFaSOaLIwZ_jqyvjqUtBr0ihMH1gsdbIBm_dTWTSLnwGoFWYAIePvzDIIiYjRgrATxnhx3oAkXRhSVZoyUSDobOVsc2zzrhoRQpQYjMebM8qhTWjeVl4d1C4TyzIxOPUe8ZCc0440uvVJ0V3hr_WMpLrriP0je9Sk9JicdFj.PWR.gSUZ8LLNYUTtnIS9MR6JVoMLGtx5F_EJinPiVuV0FIJjvtaqFCsBLJvs1KvqNZu7_VJIwOKeH1BK3s6UbZ6BYRJ1rCDujvZoZTA0.hMen2scopxDb5JpTSBauE3uHJ6g9t1o94wFksZjNcSLugq773KsuZ.nE2vI547Lm7x7.8hj1moqeUe2aKObjYEhkeuumHPhBzfn4.jXsfJZrChaj5VvB6EyW6ngN5A1TRWwNzD5PIbIGjN5CjDLMnyu4nybE3cUqDWJ17ArGlwe65rQLt9ZA4l8YF9HKTTzOM.Zb30_obX3S67qwpPYK.Bw7kT5MiSVSW1UMj7PTmwG8DwHJ9R5eoMz56nA4jz8NAZbAtohkerzNSDzC8Zo3j7SGnhxtkF7_IBIqUguTYxGYLvCV9uRL_KvspFSpmPnuDHVNgWVxr50knhgPLnmBLr_U0WUZoEQyAJYs9dKxZsu1xKpxEtEDqIv_fR.GGzrVOV5qiLJea0rGft8zQF_HuAdjnfcXjRhfcA2fI1Tkhm81EMEd2NqZJvpg8FNJTv2xuO.LAKIMjqAWQqPOBxOGUdUGgRAw15Mm_j2WzUyn2tZyKsRRVBekBm1.NoHZitFV3E1Dd5lWuaBJl.cX7SLsY2aolgaYi82bojD9mVchUbuBMEKanMCjDU95g5zNja6NkO1Keo_Tqy.JiA5XJCE_24kV7PmDm_ukgP3qyuQAircBo8SVQnNfuH3ZBrxKOhO3zlTgTzX8w7cgSn7hU2MVKPFmX5JQj3CYacojmV6ZkeLnciC.gS.A2UHZepxlXtZ13UsUr2Pj_flcutvvuTKlnHhfPEjwKYdRm18kjHMxWihyCU7Ko9ebiumX8_6EZkDTduFraz_g6_2_vNGKPgqyL3EkmH.81XlrQhA.QxVsElgtCCMnNNMRAZ8FYNI8Dgba55VSZ8uLhLOXF.vlObUy5VFin0H4SGOeCtc0sBzvuYTSM9SFrztN4BHtpJbiujqgTBeAx8vyUwLb24wIyWNeKcrOigtrEiveQt3rpeyToZA9ZNuvUM3lheiRXH2CLEywHgnNPtAyXYnePIoKeqqR5cfKXjc1NO3ojRRWQltNXnoawDInCgUjrMi5BrFnqeciw_9VrqzjNVS7VhQA18oxftGsr92MuEJaqsLDJRHi1dPuv5NXaCyBNlh88JdzA705RXZKIBbCV9AGjrLTCc_noJhnANcgHssJGFtPFHKbWCTYoHqQ0tYRhinJ.ULZsxsdBl_rB2rjg6orsfkrJshbglMsmQsxDNWhILDQiOlMTtRAhP8yJ6Tttn2xQx09NaNbKhCttxcD.w.nZ9ALNrLUFuhkTGkIVqd1us7LgY7ZLJgRht6DQr_Mmh4Cp3qdLTLvUDAOV1nvSmNz_SDR.XdMOeIGxjmeTU1u8Tkz2_jvJCiS11QnZNF4d7.PVb_3iNey_XyEdayguqIXIex_XPUikbAmP5EdlrVAr3oqhXqskho1vkqyu3JZMLna3N9cIIIZz4nSbpRsd0kCCHzTp1hisEVhYKwIzkm_OjK7k"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fd149df80c390a';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\/4537629801?__cf_chl_rt_tk=CNK_F38aIrf2CuiPSFjLyXwbrx46HQlDFiZS8P6CcC0-1739200798-1.0.1.1-0FbRqsOzo2IMWDTocRYmAnaaO4UXX0Y3GxAakocRc6s" + 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