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-931429911203.mit-edu.top",cType: 'managed',cRay: '910f73c6aa763982',cH: 'D95KfRpAzzH.EQhB8UXDC5T83m_gMUtL6cIZTNG2ZlE-1739393439-1.2.1.1-y.DV.raFH1iHVzBaXTBa4accBPCcyO2ykQh7Yvwq_S3_v5KiG60vUvbyJpzFaPla',cUPMDTk: "\/post\/7368254109?__cf_chl_tk=kmCVlWtaJJ0NF4XOPE50rvfc.TZAB2qWbP0reV9ckcU-1739393439-1.0.1.1-yzQPDsq_GIyoEG6_kxJUbZRj.qAlL5EreDwmeommtyo",cFPWv: 'b',cITimeS: '1739393439',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7368254109?__cf_chl_f_tk=kmCVlWtaJJ0NF4XOPE50rvfc.TZAB2qWbP0reV9ckcU-1739393439-1.0.1.1-yzQPDsq_GIyoEG6_kxJUbZRj.qAlL5EreDwmeommtyo",md: "wPuOGPryOF26QUTmAda7dDhGkCimSYhbBBU4Or6k_8I-1739393439-1.2.1.1-C3R8r3TarPNm_89rXCM0AvBWpeX9deoQLnnSl0y9vONu3oSROz0cn_RWYSZfrRoVABDwh14IySWVLOjYROjooGonIej9djdMTR6vFeDPdn5Jp_X14OxedYXuxVRd8DkZ0Px..mVMVeCFCBX0ADlz89PRNhDSytSPPI4Rx19R_L_HJf5LeLKIYWLfG9FdeXc80P2nAPwQDJxxZVHdg447MhvG6tgNLdU3Ul1MHcZcVLM6aU9a_YklozfdiEc04j9AkSNnPhIA0s0B7p855Lmh2L2HKdufDLo2pOykh_zg3LITOPNbycczahzP_1IFRxQw_ZNdvD9naSNyNSg2FdIBU7r14_7ZyKtcv1YdZxmR2d8F1PUdrMdjiwT3G4zkRpS7BnUFvo_2by8W.DTlsrL5yKUgOViI638OMiQOvyfQSRaJJLy2bSIYEA61KQ6tbB0HvJJF4V_z_6CbrCYBAEPVvVkSig1UJoPHz1h.yWUu_60liYBD2My0WQvO44sBnBwsJ3v4wF9SRwD5y0lM_6DF9_aMVa1KG.6bjdd1keCXvLi2QCRRNw53UHjwa3xzKOxS4AueNEH9zJUlA6aJJQQW61jhgTG_lNDchVjPpQI3BXXwszrd4hTsvSV6nEQYiEunfYZ1WlyxUB0UwVjcAckR_QJdtJaocjQk1qmrv29i8iAS_i6ghUCeVzgavVA3j1DisQqdFISiSWvVuLvqkJykTIUDrxA_H4yjlONRlCEL.GZl8ymV6.L47DW2SryPjiMmbHlK6.iTrlQx4MSKlpD7i9VuwMYu1xqfifuYFczxYrDzwktbqpiCrNV26TuEQLMTjZug0Puubztt5OrAJku01tCFbbyULCGhcJCZ9ILfuQwB8jEG690HxNVIDgcH.sGZXlrqeoGwpIQj7x03zo1vOgOzq6duo_Ks580EA.1_nElJz0w1M3tnPnm1PIlgINHZy9D0_RZivNN3GCBhS0ud30tOgOAZSCTc1XRDyLdZqzL4AFJSRkiL1RQ52nXRCfS5dH5Jum886zg9Ier0uwttROCZ_W1a6CENBR61xGdArfy.xohGjobjOqZEunvKFRJ5ulinxZ44wIxxzABbOVbFnBEp4HCPa4X.ASGM7FwlVeeISbv1AUKKQ3hklheWg0rEPP1alBhqoJIBIfX3QNbmAOuRz337qqXIQkh2_kI_W_meGJFckQ.fgRwASWu88mOXRB_lswguj9VUyaK9a_kyKxPChg5wtsv_s4EXagYqO32dh28LoJHqEfUQiT_Ixcj7PyuEPAL6Lg06KlTSxH5lWA1nSfV35nF9ve7.uFABJNY9oD.SPO7PsgyMUQMzuvGKN7gTt3tUFmXCecULDH4oqRijFHy1JaNpEeRBWYeV4kGcwVR_7b6jrSt3UZ_d1KA3PSH3aEIucx5EX.nm3LvjMRGsg15a9SuX0sgkw861dVPbLSH.1QMf9HcLBuTU4zSI3WxXhnNc2K1i8Q5DUQhQktUUU_4P41rILSMdGamfxrebUhJvFenJtCIWxqaGeEV_E1ml1jwUS9M_k4.Swtlx8MYENV.mv2qswBZ27Zlx.pLE5PsoZ2K1jF0.P_Tv5QSmOwKBEvRrGKCPb5X15wGx3Rz7nS.PGzsScOFWSH7yIJJzODjDULKDlKfBQvtBcYdGLihKJkqTtE0UWZUvyOvYRAZJEQQ6UtWFzXtab2oS1hfO9DIPCaFqAnQZkToiJQR5bLtJgO0VQL0kykxm1mLg7zGZWx4cYoFHXr8J8HoRbFjXSM0EZdQyvE97s6.67c0JaYWgLt9SvngWh66cAL9RUEmQGyw3tctkAss0Xv_nnv0KTBwRDrEh7hK99uBTMOsIqPuz5VZZLp3zEh21PcNYI7uNtGb1PxYhx3OhXeQ_A6X6CoQI2HAmbWign8xhgk3ZxxKFKL5VMSHEX6mMRYZ0Vzlfmk9lipmdYtQA3GTsmr0jOpja8oPfrFV32qlRhM8iyrG6KJsL4Ni1lflYo_98k_kxCurMxxWK4_AQnt6FANVqCf5vlEfuWrcw72BP6xvjgUhbR_6wvNT7T7O4bwEPsxXAaF.CEo65ESzsBUj4jV1KsC4wIS0JouDmDWwjQI3KzEILnkSMHRzGrYRBup6xPvmgmXs3rkujbzDjl5_eX5IrhfN9AHd2wJw3BgUkHH4nQ2KLZ75XcqaWmjONXBbE6y0706D01s_fJaGEEIumNZSdp5Q8iSxyO7qMt2vcYgZ6",mdrd: "QITUgIOh2aRP5ILFqy9KUrlGbAkj4HS_Zv2JF2xfDak-1739393439-1.2.1.1-4aVwUz1CM6G9khElMdH0WciW07oDu1RtRZAiNFsqcXIBTskkbT8Rq6wKr8Nwo5YdZDFjOwjh5rpkdweQ9Zijv_c2QUAPPlNfb1AagURb83x49hXbhABpX7UumXVYJA.dUOA2G.2K46QO3CdadD091eXvNdproSo.L1_aQH9H7FhzwSWE5qfRysh9EpytNIiDYLlst_OwHtHcuVKxJJ97..VmmXE3eGV4oaocx4SNq2h6PSjGLzIKqd5ojxNJO1rL7AADmIj4id9Wfv8zKsb4pdQ0.kV17zbg17R8ksAPxz8ZkDsmVYPsM7nWNgYoJJ6M17PBiwJRE67ki_Qd_OXEse0KW9DY2gvRDlPcG6dHlEBrXWCQd8hPBproDFc6GhpufcWaTAy.jVv4vu3CZUSWDBJdq5Yi54TXguYaU7_TAgaGAH0dDQWDZWFXe2T.LqIrbkAP76dWxZSTksVhj.VyYN6EN43wf3lNV1eyFoHpeAJZ6A_lu4VIlP9VGNecKIllHWb5jIRmsljt4OxuWbroAkFTJd62EUIg.G3pqmKjWkBGKJUs7LC9uZpAt7NpyZDSES7RH2alpWs_My5cowUcCWdknQsyx81hZejGbejDXq.KHzA5lolLFfmpJOKPcLL6aY7BcAiLuyNHRkv8PXMY5bUNuk4sDOX_Ph0zYNrQZQg6_C6IyzxDcdTt7cZaaltWAwuWEQbeGm_7dS0Cn.q3MWNLore_rua79lVwHwgjTN9fWr.4EhFRAFx3BcBkiFrY5ETJ5BoSe.3BbgDmFgQoCUBYFeoU5Y9croqD1.miT18bazEOfkjmNmGCCfBIReTM9coQS2OGdYc2.B0ONTVaRkZDL_4NsvoRkMhEI9zDcGynUQQ4WPU0am6_UxQjJlZhPVMIw1yJ7u2fxaAURafdWIR6HVKQO8Us33s2Ry5w75LB3TDqY2BuvgZBGg9DtVAVc6Z6ywA1r8AP3NmWtycgoNhm6oPCbZsvAcxzqJ6AcIZp6f3LYOAiYXHHQziWsLrQlsdU01Tkr4.CAlYyfprDBXKLrtHP2n0kLXsr99U6xO9JfFtRjnCxsisHheVx_4Yd8UYOOvDXVRPtD.KmTacmtmgRxWPLyW.CJz37jyCjnn_h0rWYnH.YPfyn8WpZN0HuSMoDXFd1a43TTYQBq8z9r00LF4A2sLXyV17cJ3CnPNcof9kmcZ8.R5gIo95Jw0GYYCObJQzHsoR7IjdXK25RyE_7xFtbazLek3M11HT7ntpDdkPGEq0LOfuRoCCqFqCpe6HHgSrjPFCmaNm9hUED0KIH_YsOvudzGIpGmo_xJcckKoWIr6ejt4P0_PO.GSsMKLCAduImss7W8WpjyX1qQEzjvE2cJzsITR17RG0mmrCRn4tu5BaWs5zwhMdNJuoPHwgoE6l9c1gj6_msPUwBC4apIpkqIR19KSI0wLe_xY.O8NFBP3Gt.X5ZkkK0ls0aRPCsVjQR4p.n09FMuMeNcKVIui6dxJIzDXAnziDF7MoDSHAqqEF21X4EryPHj0XEQv7PTqvEmv4SqXpnTbve115XIuHoMdAFAupz7YiHBfGyB4mZ1_LnKcUd0w5PxoO3eJJ7a6YmMIEre2bR.drRLJFFBF3KPuI7mxlOy2hoqTBNi1GVaDyVoeAA62Hlacr.9VKp.wCsISZ1_qhQEspQIjVvYRG_PoQdDaIJvxlnElF9jEZqwsQwGbFJcdEuwKYgMF936JknSCm186cTb2s_jIXAhvR7uaTB4.BDY1ubRQWWJDWBzhArf7lxs9fFSOE85vDuvJD6z7UKlMYCpldvBWsKCUxHkKLNfl8LNs0YOV0"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f73c6aa763982';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\/7368254109?__cf_chl_rt_tk=kmCVlWtaJJ0NF4XOPE50rvfc.TZAB2qWbP0reV9ckcU-1739393439-1.0.1.1-yzQPDsq_GIyoEG6_kxJUbZRj.qAlL5EreDwmeommtyo" + 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
