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-446652432182.mit-edu.top",cType: 'managed',cRay: '90f814b3cc0e1ff2',cH: 'hNSa0EL8K5rZDXfjAxAhlswzXGwjLcVFfzLJIVk8Mgw-1739148373-1.2.1.1-2O_sZJMuUpm0oO8zAsgrItrMFzdoknxDi9IV1QkUs5FRKav8banWc4TTEWNTR6_g',cUPMDTk: "\/post\/3458760291?__cf_chl_tk=KiZZ8e8MqYI3PaiyjAMpafxglyPvISmBgnZe9OeGcB0-1739148373-1.0.1.1-t9x6joO3QWbJVMZww5W4SABnXWftB.uENB4QrhJEWIc",cFPWv: 'g',cITimeS: '1739148373',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3458760291?__cf_chl_f_tk=KiZZ8e8MqYI3PaiyjAMpafxglyPvISmBgnZe9OeGcB0-1739148373-1.0.1.1-t9x6joO3QWbJVMZww5W4SABnXWftB.uENB4QrhJEWIc",md: "KXitngAFuMaMGMbnSf1eJTSKi.xrVlsXfPxZQ15Eomg-1739148373-1.2.1.1-bQKB453EUnvfoCR1ig74BPBSWRUO2aLYjMQ4hlalvOEkHL.BgztxztPhB56xJ4JCeU._WiBz00eflW6ZRdONRS1iF1l2yM9yRNolIVZMMubdt9Rnbl7M4xSqD7ec6EzEMx6WCxsD5OgiZwTQLQvwh4VOOK6sXldW.7mtH.lo9F2lkj.GdIOaDN72dRPoxe4_Vr6_r7eUiYdC3VpwbLFjUSE0IIgdXtEoiLiyXEYj8WOYeSw5CN6JbKNCZ3ANgoVr4iixkUEGlfzl3ozhuM.QPPM6PkOXhre7wExEP04LWlAARAYHjlPehF3_qKRyQlErJvUmQCL2xfOOG.iLnaPQqHaRD7pAU6FqLDyI3zGpxzE66nWvddGl5Y4pRGLdjW5iQpOwYRCp8nvdSY90jMvTracFWB1zDI9GsfLKwn7Bc2pg8seRZdMLSS7MHal5Eg.87saj0sfD28cs2A9e4xy3h5s69crWf96vBsvI8ujG668IVySPbqS3AHAI74q1QQeCRQhh8uuX8zuTi.QrYILk0v2faR4mV53i9mNrexn_OU.xHSPsjzbq6rZ2NOklDWrABdCRPzZzKJCeoscXKLup7SwHTX5VDfpSXrPTczyJ8BkH5Pz8c4t4hDTpH3ObkbSMPl_p6qTzbWEZb6ve4Vw07b.oGuOHC93cC8B4t1SYQRxWxBEE.7a1.sfDZ1tVdjtAD8Zy05Or6DRWRZOj9yIMRu3joabuWvYci9RPk.RE.Kb4u_jZ6EkrzPhtY.q68IFIoNlkAQGv24qsEk1AUZZfTwmd_OZKq07EY_AdnyNVhYLRepAdgTRhRZVljwxP3QgOoIXEGEw1eWBtuOPhBCJig3wGUFsDQRUDL.vdoCsb9LDdUDvX7.A0BLSLDZ..CjQzFEKWmBdPxrpmShjx58cFlBEczmTYH7S9Fd5zQdQWiiqNfcJ6hnxuXcE2RMGRLyo8ZPippA7pt1kC6lsa4pD70j11kDhaeSIDAxaAo6P_0y_yKfNCJB7aWTfdezz2WO5o5S4mV2h1RKAt5QgdcZGicPyhFUQ6388ADxYDDSoXnSlBH9MToDlEB47JATotj6eNVc37pW4Bgo0TCJTaQid1GZ6eUzaILDY7Xf7uCg6wkzog1_wwGqo_d7IK87WTL.MmCxgv9Ss_W31NwTRqkXouG0dZj0ayY.C.hOCU5YInk0ctVZavTjX768qFQBG0xIQxxN_QNaDasgc5eozcNBWmuijLWkY2K9zZVUFqB0ebcsaeKW_COK5YlDGOiN.PSQl2a5ij18S3usLTzDWy0bhq7Q5ovWfKAFXY4WLfrb2nipPhZxtSD3ucH4HlJnC.mn3R1Rctcd1FtJOIgyVxPXK97O8aQxB7k9i_qcdxJkAK4IrDNdKR1TtgxqARJEKvcshZpnhwMC1BLyAal6cXGWA0In8A_9Nfax6MKh4mQYXOh.8aGC9BFSB.zulZ51jGRpi8HBmDY.v_J99RfpU07zmhka1SYFdw0H_zAz7G9NYlphQ6BMNl49nL0bEz84XVi6Ca1.i7a0yu3RfUmVFxrI70DO1kt0E1FItij.DCd0YSDTsJEUkz4y1UgWUUHpJQ0N1jftP1IIoDPnMgLGLZ8ZVcNJQV9SXkIIy8SzLfq8qsmzGun3R9cimB0Em7CL9vIh2aBZsyv48CnsCXeeMoOIUACj52rwFRvhogZMcWORLFR5ssE.MbIPZg9Wd.MhNz7xkvRbp4cnC6mofqWC0dF4gMPdUnAWcy4rYVqApobFwTq1cffY7qQMb7WvHTNDcptT8v3xoBHCTNPWLDwbn5VGjn549Nn5oQkatRh3qUwIT_FFxhlLaixft3vyVBcLcCg4BsuMyPNyjUAMJGu70rfeZ0jLa2vtLfhdcbzVXnfCHX0mrOYqvZptDj8AtVCSwYntYJkjvChxGBT6UgYAFS1euIiHiX6p29NjLHZervdvvScBPn0m4sUUv5dmd120jnEiLUcirrGL_NYONPiXupSrAPGi7DOS1kaZ1OLlkIVlZWqv8tMwMJ7wfinOXQdLoYZvR1R58LVcTJStwrDao5kPBbjiMObsK5AZfShfNU4vq5CwmP9L2iaPbvhw7h3G0i9V0RFAS664sGwfPNfZYaymjAJ.RYGuZmQANFuzpiVTE4ks5ZW53n_0pH5z31sl7xo_0QR4aQImSBTqbyl0ycwlbAMKcoY0KXiHob4hkcb4roVUpDvq3LWJHmxSQ7zyIu8vax",mdrd: "QPhUI6P7G6umdQz0H2nJtZsTekq2EE55riD7fxCs_7o-1739148373-1.2.1.1-SLJk.Er5BGNg08hqyHE8utlrY7KgZdpSU7lPtoKGhqMxJl6KQSxpUkWi.FH3czyij_QOv9Nf0O7R4ZjwCXwbszClM18zwIpqHgKPSfdq_kSpT7qak3KK4GL3NTYwUw8c7q452RmAzOSELmV6Ut50rIUPTPZHFNUnk5z8um3Ng3y4jx9uvVO1OpjdRl1VjZKIRi2PW7q__4Tvz6FOAWHOX6v4sAEJGD5U5ozjmoMPoyAu2.pu.C1.CDpKPOBMHkcLcnd2jzU57rMYV3lRcn8m7MT6PBy3dcAkd0Cjs9JkshW5deP25wVvOk7SJqMPllRdFaRy6W7rs9knBmvuTN9DIzG.0QRlm9xH1uBg62BlpbGl2xMgJn.61q9h3cmUhSwx2EXM7uvvFzh.Lr3W0K7.FCj19mXE1CSR_nkYpDmHIDquFtfoCtuL60MVUwYHT446aDkh_bBprmxlPiY7pA._OoQk2cYoXLlhoJuHgUACGkIg3KjCURpGVuymIny_0YbrOUa1vluKUihIv4Ns02FPCue.HG7_R2xlCb19ImRHowRpc1xxj9I6wRr9B_y_V_bIM1VwP6q2EuwJyFyFT1xEFIMetaZ0cEEIJfdPlsXlMx3sN9cOeRuMD.u1dqzb46fGCJIYHhmzr7x_OBWNo8cO7VoJ77LP4WXmKUlNTvJOYBqrtqnWDThLTXzdd3WpHJBPmLb83dz27dFVcS01VhNZEqFM5QWADww8Pls_sFm0wtpMn0ah.id7QBDKVdTV2R0GgpbHDtba1mZkkboXOcsW0W5z2LzoqTmkhLe6w.8JmH5N1FQWHIUXghEoGsp_NrjRC.Ak_eBP0EhIoMtgcO0JUk5BuqHcSxgOSjfqtLMVa1zAV0H.rS_WgGmyonl4utq2VwEvSp2U3TAhOnrjwq8.Ps8ysNPmRUbky0E_SkNR5UWJ_Olxx5OKdbMPggtALbdP3mBEFaScU4izMkICHaWUoZDU8hpSeWDGLsxY0Ehrmir1s4IZhcsLI8sETb7Q2GLQBY1jiJnNhuw1EuEG11IqRGdqR5yNDMhPVIg3u422N35setl7winwVBTn4ulAKpfe85bLgrrDUtjXYmpwSZePe6xaq10AbZn4D9viDs1HZr.k1EHjrvSM_im6kilmwIEcWYypLgdrwO7KpOjbeuBPm3DwICtJz.QR4_XgqaoPrQo5Dm0yJoB8G8EEnshGDaAlAd7gf518Vz6cyeN0EYpO0WVS21aLSJ3TDUt5aSQs8_oHsXBsaj0ztzXYo3TIgHAjb8GVVVmBIukYBmig5QT9CEGwAtsxavZ_PsGzs4FoiICJLJAKsg4H8yorIMygUZyQjlZp1CDWHV0MWrX2YnrdoiuXw.8RHcUXPgKXWlGrfLCa695.Nx0e4fc6IbDlCK49rlaQhUsM12wBzqQjj3ZvzIy5uAx602CnrQ1zzvZDpn._kJprhJrsQ0B_Hk0C0MePI_O6qLjN_6aUWXDEIfqzimN6ZGQs60fgjw53kbN124qrpldm1qFIXScOMvZRwnLxD4qPRG4QV3Xwg_wjICBY5ccEaenCb9aDw9l0VX9srJYkmDoOT7tZpOHXwlf3WNYqJix_2KXpBuCp6.yM6O1TcfQP3hYSamxP.xDz3P1B2jA9Yrnd29Sa8DuDNybP7pISSrA0ARsZuBj4CIyXr_j_DqNZaf3Rm7CZ0W8lFKJ7gJT5tCxVegaH_j8ys6s58PFOq16XZ4XLOQ2EZkis8XSQICt7xKjegDzVPycpz_23g2DXl2_rxq.TV_gQNity.we8dy1XY90RYpbeV2TB73ts.52tJuk8CksSAaQ4uFQ_bk4"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f814b3cc0e1ff2';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\/3458760291?__cf_chl_rt_tk=KiZZ8e8MqYI3PaiyjAMpafxglyPvISmBgnZe9OeGcB0-1739148373-1.0.1.1-t9x6joO3QWbJVMZww5W4SABnXWftB.uENB4QrhJEWIc" + 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