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-829563198561.mit-edu.top",cType: 'managed',cRay: '91105318480bc93b',cH: '0kstuY1XHrrNYDPSYt1wctCisEq_Z2D4t6JTj8IJYpA-1739402586-1.2.1.1-r09MgUPm5h_qw07xS63oBTWBgbgOKkTcu4EX5LlHxmEOcwVBQzGwwr93jIwydY0V',cUPMDTk: "\/post\/0184932756?__cf_chl_tk=KxvjRFjHxkdUebzAlqIlGMCrRNWYPyOJSOav8HJVuy0-1739402586-1.0.1.1-wmNCwpLnqIsBZuevEt7KRYSD_HZajNzYIc1O3cVZTuU",cFPWv: 'b',cITimeS: '1739402586',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0184932756?__cf_chl_f_tk=KxvjRFjHxkdUebzAlqIlGMCrRNWYPyOJSOav8HJVuy0-1739402586-1.0.1.1-wmNCwpLnqIsBZuevEt7KRYSD_HZajNzYIc1O3cVZTuU",md: "L2lj0dFlR3rh0qb6k0ihcIPmOevYzbKHVp9t49JN6v8-1739402586-1.2.1.1-qY4__ve0Zm9sMmhpFcz7DiixD3W9ytu_WsycfN5DWBfJ9hbolxJt4mDKmlRRQcjUfLDNdtFXsnQ1HrGRGwPk6cQJ73Jz.XM_Mc6v9aeu.Ru7khBiL5p6ETOp8z2hXp46NUfA42XafbLaArJcCf6g8a6n8zK_mkH1vl28LHxL1wyZs04Hn28lutk4hLHUzhTT8e_5vGM2YhLTZJY_2VFoRWCFUveVnUAcOyoxS1AAk9CmLk9UfKVVJrqBhWcre5c.Zyv3Wq7wktyamLkNde9A2VR2c.5S2.dWLtpAiaBxXf0lRwS4nv.itTetMBTkroX_hZZ9rF1hf71lcN1XuTzqoDcy58HlSYUtz2GqG.PnZE3GmKqnOXDlAys14KIGWrzXFxTVC_5M6G7CiQ9AvhSCD89_fKNNmqzaMCEkccwRVEdrHf6UzkYWVQtzqystdVAEqq3MWS23nGiq1UakWg3SF40zW1a7PJaABAM_im_97zqjI2t34E3a5_hXabXfaOhDOrJUe.hxpzSX7kBbCQk_F2PWEiqwrFE34wbg87zyRkhUP.NoAVoLhT8uZlXZRctnZAqgMRMUT4lbaEJabSw7iVOJCTzB0autAt8LAlYK7uv74boFERWANhSR_Sgu.T02i5T2_mMcC.1.DzyXRF4DzarS_HE_0mRCa1NW.IVlynjnFiOSz3WAgv_hrsWhC5lX9OgrF4wweRqsPzBz66o7WVXOLKlvwwucrGTw.f5vlMsVHQr.rSHYbUCnA6yonig9u7ByRFR8La3g_PhP4XPec11w.ZS4jp5ipt9koguvxC.HQyb6CrGHVLAiEfn0q_1JcJMEe7mLUq9itKgR.xlUgKQuBujLlh3DpcEuc3UXWj2t2WNAqgKCqsMNNfk0pEnAqiY6NDo6EJJP4wW48.JjAfWpTkMEEsrzxqPDICCHMIW8DC21D2nr5WQIMik1qiqtsQlo7fbZG0uhPkb7XPkiTDeg.1SFEHLA3ZIYPUmdRIkA6a8.XH7Me5CTE0tSsqlK8.8jB_u1dTEwANjBJfZKC0iIuRbZJtW5rGCAg3Py77ojKkZfATf8KwZDHBQ8C_iBG18aeE2_QDl5Xef6bruU3i4u_ZnMO.0Xqb82bO8rk73qh8p.4Xwq_kYdEJWgDD2Lxa5BNqmJ3gM74OmU9JcSfNWoyFPAg_blYjgCiJy7WnNolfowNFsd5D4Qk16cHqsqR2jvoIle4dgLpVo3ms.c20jyw1z6pmF1r1lxvJqm9Ut2g.jlwYBt3x82WKX5rzMNYtx2OkpTD5LX8dEicBYfbrWuBnHjWYcHnVM3WDGW2h.bKo2k5L8rZkENELlLdHI49bdlEPq940olldbEJ.WZhMozsE5NMc_2fNFWS8xxzhKN.WdJHhLV6eO23C51KG0nzuA3n44cNP7r_Kn4z54X9B1qQSAwqOObXUGFtYv7jRfzglada1hTt2K116CEOyg6VraTK.cKGP7u1yQwdaYEvt8SdYv1JXANxSSmu.ClXPGGsx51RJl5KQ.eElU8CykBC1bkxA5ejrNZbUei32IBcH9GNsN5Tb7tYQIzY1bAOZ05L27Qgr3ctz0GAXWoWI40.8LXEE849hdXB2tvrPB2waugXSSKhM0qtd8lohsmwl74_CGc0iS657L85VK3hR6uzWdzFmO0GeQc.yZDQR8.UUInrBXfstwdJLbEcqT2GtyY3QfzDBClxgJLWxJO9AsA_QiLdQnKcw_tj5CoE_xMw0GpVEfoD7XLg7zWA10s6JakyCn.OGfpZgpPYCrmrPJEMSDzSqxWtscd33Kox0JXIbaLqJ9tIHCMHC6deKikKy2NLLOJMYpkdBQg.VxElw9uypbNYk_RKJXjKlsaPIk5x_1SjZV5dj64w7YvewETJcq5I7BA1p1NkINBhoZMhOGcQT2YJ4RgBxqGzZMMsbi_oJCJt3YxXt5fscEkWqy7meUY.exkhzSJmr2H.9nRunJSgfjxoYa1JgXiHHiZGf8Yx2Wb3fv0JzX_AlHhPnR5A2r7aCNed8cb8Sd1efV1e8d69LUj2URHcByfyICirjRuw1oIjrdcq7IJZTBdqV4FiK0aTM5MjsmPStPB5LLp96nqIWCCAbLVH5TCRdsxQGAd.kRyLTX5LVZpWnKMLSrLdlElNCgo6PiiKJGLd1rY3.xscY4EqGnA5f5E_KK23ClqNc_UpHJIO7guNFAIjrfqVO.IJ9pwcSQBwEOZwLJ6XX.A",mdrd: "XUukqXiLbvH1m7sMf5M5hS3FLNY5fXsZcuJ5xSWI7r8-1739402586-1.2.1.1-WiZZ62sIxxdvaAs9_Q8wtRF82jXCPLzW2SHolnJop_aijRIcYEZcRMsm8ZAcwco9rK9FhEViXoiKtAnWCPAqHdBlVG9gY0Iv8RWH6pBTQHJG4lUOdiDlQ4ggbADjjGct50Yws.X1VMY.uLtvaqn2KOA0cSaco4ZLDNfGDRaezZvJOXgGH7.rLSY_vk3l3GMXpg6uH40FGezoDLhNuSy3.alvbsOamgiCtP0TcFwz3ZCHxImzoaA1ecepRKUDdv55yXPwPrgKwqG1xzh7xH3si0YLcd9RaCeP.f59iB2E1hbTbukS4cSruBmlNyTISfpwAAh5Eyhsy9ZJVTzewvY97Z6BoiBnTgqoG9ZU2lcmtHuNzfm6f67kMx0TmavirYspGfQrZlDlXc6R.63yNWK9yPt._BJtCgWr_QlE7ujl.zihYP0H8KgmC7Hbxa06IgLdZvCL79apb7lEx7C57gc381KQUu62mv.nlLlPHV00MNutx3qtAKv2SwShWcnB8b2_z5afcIep0LJfP1yKSqbaNdzaJzL0VWq8KzIwS71mpYEgko39BoKvttjbMCQoYLP2DU4tJMCBvGxVD4iq5beaRYHaBCdecEFp0j.J7Gj8PJvSAJhh5HRoH6A8Cr0u_LGoIa1UYdZqTOg1IViG_EB9a2G4cCj5YuDvBrfugK_Bv7G9OS_vc91qtAYxCX8T9YmLCsZ.MTs68bz6WjLHTRtLFBnx1pDeiRSs4UISsBo7hA41.J9VU8g0plseuppCIEXP5M_66HEcP9tfap3gqXfu40oM64sCcEX2ECLGdiz5BDpq046NZoEfb33Edx6twY1DFzftOUvnbSrKfQd5bpeqxcTycbFz4ovGPwdcGUEIHRtyh5PVdw_nuTCjU85HekKJqcdbwyJgr2aECPW.8rMAwL25SLmjozX6xKb6zJG47_NvuJz78fVdqb9g1dWLWWOD3LTeGY8AmNd4mmY.lcbetkn5l1Wra9Ffqc6b9YqFFQaQ.3FwhTOBy8pFO2IXjs1XR5xZyIgMyge2xEhphbSCPkC8u4d0wvIaMBNtAswLsOMhwVw548oxBFdE4P3edEUVfsFeJnH6ZY4ht0aYr0Z5V9C.dwE9Qm6AExHNJC3GsmSh_dV4Ww.krTu_WU1glJ96WHO.B9KAcfGauVTKmzhenpFFWZ87v5K4IEmrR_nW7mZSWzm_bQjiNtoaosjTkljCniu7ubhvyMqE08VNhGSFS8oPu0zvVDQDdSKvDKBbBBI8CB.FVKQkmUrP2plSH9rB1aokLLUOpLVl00xVtsCmkqVcMTUfiRMyZxrkmPDtjLHdphi4l89.tWyayP8JrNeqfF26OkDvbZEv2QUn9vJVvvQ9Vu5H7SjzW9uYve7D8nnwSvtsZbOPbM6KXYHmfq7uqgkQxKAOgPyBtIhzrJI7UsjazFJwCf5WVNN_rlj4FhsmDd8KMzgEjIxhV4m91QpFHY4ootrshrHdMknyD_jodSbPAa_1itiKjfeV.k0v1M1nSNIrUOIF8Il.lJJHdZd._.wgz1EDNGLTMCgmGSdK44NKvEvwlg4WJGFVBzT56GqAcoIOvegopntVJMTjRsHMOjgMLzwbwTkp9.jPIMsRNJKMJrKDtkm9taZ63dupbVogtSTVPtMR16vZpc9.M18LziEk0qfBNDMIQAGOaVcT3jT.Lgz.1jc1l3pFKgUHu4GUxgcaePEv6h818DL412Cl6wQf_RhXi5ntQfhl7ExSdbC.h58Y6i3GaBZ8lCJ9mZXBm.KW974I4mryIYMBXNQtAwVekANfnrjlgUMau5j3sf8FqHnuk1zDZExiD1NXDwg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91105318480bc93b';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\/0184932756?__cf_chl_rt_tk=KxvjRFjHxkdUebzAlqIlGMCrRNWYPyOJSOav8HJVuy0-1739402586-1.0.1.1-wmNCwpLnqIsBZuevEt7KRYSD_HZajNzYIc1O3cVZTuU" + 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