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-aff98wije.mit-edu.top",cType: 'managed',cRay: '90f6a3041955c980',cH: 'YcfrA2Ri_OX5ATzw0MLSbzjruK1QK5BYKr1JASeISk4-1739133230-1.2.1.1-09z1UiSlrnz7yhY1Nqjii_I4jdZqEu36HeHkJ.pExYd0SbsSC6PKPQWZaP4MJIAC',cUPMDTk: "\/post\/8672510349?__cf_chl_tk=KIRjoNXcFEjdAOOpwVHXKW1oYy7NUza7npaQY64C4Z4-1739133230-1.0.1.1-wuzFnCPxNGP195lAIxL15j7VZwkEiRsNIdJK8CUY.k8",cFPWv: 'g',cITimeS: '1739133230',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8672510349?__cf_chl_f_tk=KIRjoNXcFEjdAOOpwVHXKW1oYy7NUza7npaQY64C4Z4-1739133230-1.0.1.1-wuzFnCPxNGP195lAIxL15j7VZwkEiRsNIdJK8CUY.k8",md: "dcIBUah9MHtY06skpTnFudzou67UsL5jBBKpbwa.GUg-1739133230-1.2.1.1-EhuGo3unz86IBsRdpXgunbaHCfvXZcdthF4yU7uM501kkNFUXS9wBQT66c9rwbQpnL2z_uhO8QUUNCHRT_f.ZSe2BD1.rz.ku3dgVvLs6Rvbc6tIH42ruoYNMnQEmYNCJKIS6j9tw3AZopSc3FpUaZopUZuLnAWNjZ3XDz2t3x7mkCUESsM_XCTcW2.9hcGENE9RmZEklCny0p7NQHTIA_JzN7BkPCTVlrYJFU8bmaZa33GSW_89pBsXEvqyxooR76THIUzdPm_C6UQPdWSGjyb0Opm_iXag6d4SrGatLKDFiRlqFTDNyc2SU.a38q7HzWLUmsS85UGV6_MJuaSro3dZnNB_LHm_x0GZZyIdast6CVN8LEmbGCEJ.LmibavHLHL.OkZtrcn.iP34vhvX0mJZS3CjBv6x4bSs5UN0P4jpWzz_hB76NYnNUtOPK9aCnRbsUKAGp1TUvx_JGHCnKXWZvA2UI2CURJZ5KoOJCMq7UzjmobSQSCU8KHI7jXYLbz6T1VcJ1dXprgA7XYSafymzEJKv4kpFSIDHsZBV6Sk97rzKuX00bcaMD9AEvIbGvqknfvfXFFZq.vscLdzl.evKHb9UBN6H4zYnpAKG1paaOchyCRNgeEGfmNE33Z3JkFZHVXWkMCRpnvC71m5020IeM9ByZcj.JOX_RrsGjbDTcYjDAgv2VDrAeLOzIOxsHwiXMs__q8gYR_zeeoXrhUDUHxGjSlVp0wgEt6Dp5Lb.kWAZBYMq1kdh0shcAwhXBcmwPYSaSf5YTZW.GnDwSOUvkmLARSWMoL6eKv4PsysqIZ0SqUPeVnWw.lokd5bJjIvNdVxADJ43uR9Btn6AZUDnrn2dMYMMx88CCZmITDy1bf02UFLyDDw3yqyo2D3cdkbBohfGzhUzP5dDTmD.7pUz7cp2TqlsvN_yEYjKVi6y.nMSf2KuTYuEpqOaxrg4PUunWd.5MiYY_pXAXRygqLGsWCdf_nsnw0FeKJ2GOgMkvgQYg8W5AQwtX5u4zKFet3wILwDrn2_0hP_JF6mbYxgr.A9XWkO6zp6GQnBktV4xfNyYuJUkTMnFp6gBY4fkdqeDDvH2E5idLvYiNzeJmrVMZFUlV_AsUdPMSafxgarfhjnmcPQvcbZ121IZFGsO0c2kGd.6y3tk93GphOfv9pQA1ZaIbxdN.9B7kzFjep76EiTEZyCHeMzrJSWnMmUXJznAtTsDLqPu0lhtn7S3BMxB0MRiXONzOlvS4v637aXhK2tT0GZynESAXJODTU7O1_paI66mhcBbOtkGMKDvTT9brdfqtm5ZRO2wgwXlyo3skPZTUBZwdW7eVeKOMddlVV_ZcsEctlH5GwlgG12q1L6S_xKh_DfKq0fXQZjeBBI36g_3Kc8jStfwyJFtI58AxNYpTxiKkcdo.wlTX1_8HVhiwsRKc1dsOeMhQQDRLsJk3woxS6i2AV8e3kwewWSVUFdNmFCZ18mMpkQu2TP5.3EopjjiU7sC9c6_N.N3QWtmqozu8O8STYOsxu.uPz_mN15x.AxW0xyRBAe8SaP71Yn0AFupwbH7KpToy3p2cNs7eHFHsKAYXc5TEA27ycyHv4fP3UF2VzjjrG3D0TX0A5cOb65XRxdUrFtFPvT_2mDZDipIQS_eZYrtVOloTBse2mzWse4IAuTZEmttUYDDqDQZM3fzv3uUEa98T.sEjusL.gUIsCpuHSsEdsDnxPjUq7QRVpvCRthRgSCLxYLW..5L58SLMv9r.PglWjJnFK1kZZy5ub8bhk1.1_a8DHETx60r4NO32kC6phCv_7rO_QKvs9VXvuDHZuIHtGV0VDhrVxk4OJzHzOMCzd_9JUyHr5KPeEL6PBc0sG18NhQaE2oom7KXintvW45jjk6KW2S9ENuAALDXgp7esk8laH_gG0vGk6yGiZxzaMIBigiRe9MbXvhqxWrZi5lxCekkRibD4ML3_AhAu.U5_b97pBKcXYHhZ51YHw0eJWOmq2orzYvwrCsvk2Txj2P3Y4A8dNCjMMuTkD.FRIz24yyPWoFYmBt8GebeJtgnXFOS.buvwFvvw1VfX1xZPYrIDZNWvq.K3.QS_239TGYOZ_HI9GvAEXI9RwsvP8KA58YelstC_mrDXheCDHwp8WcgzlwquQkzn6l8Z5wZmBCY2trlipOflK2c1sycOY1Cuf29gEa7ZU8CvSwxNTpIklKzioAVoYc00nrPFDYrkTauM9UsghXa",mdrd: "7cS73qbdAV5X9TtJGTEfNaYCGxUXwvae20V6a0h3Lz0-1739133230-1.2.1.1-LqVlT4_8rPUfYi0C0cLcfNStNTTzBoN1qT7OrEYqnBu70e0IkVBhGU1SqkMntN26ICQd.7LQ8Vd765Q7seZ.WxmG5aErMlTnQhSpmOZkG80jSqVBN4QUxO61jszKQtcFeMrRNBeokouyRpbFpzV2h_wvERhzo3FALLpuP7Gk.K9Tv5PMmb7klwfijxtEjPBGJFgFCBEC44eaIjSKz3rqcgjc82n5g7wKh63eTW4BDGYGVQ4S4ixORMJbl49KnC70XgE7ddRTW._YxiEFCJmRa3bP7zWLReV9iYcIVzvxGfm38OE0tgV8wOksXO9t8p1vIizjNh7raFPiI0GC5Y_WNsYNiRxGshLOLHpIYdMlIjskBD_X7bUZAVjdRfAhgE.1z_3yoe7XWanr.a7PlnN3qq_2JKqnyp_Fo4L2.OLn4L1JgUQsbeE6TA3dpCIJl8szvIKJJGyaErtCvcHoKxNQATRArAdfr5T_tLph6a9EVZgkYwLkxOEBIr8PbIg_9er5AIwFMup8JvxRV9ma7Bfw3oF8SQAjYBXC9PwVGpgnUjZbfZtYNn0Ly2rBfbwSV9KDgN7INyQTMoMGvyfERriOK6g37YcIu4_NhWk6HEY.HkEln8.TOSSR..vf7kDLvEU4GhX3_yRkSbJZUskrhVx5_SvwhtyxvvSYg6jOmSC14aExT1KpzBEMjKNAzVPnO3i0MS3j.BvR72AFj_cfVxrCABo.maVpjJMC_G67hYRABAO7.HP2Nu4o1X9U.bIx_KQRipKuwoD6KM.UN7c64mlISS71P33VFRX1uYKW8Ou3I1o3BJJu76HwTeLpnG4zrTndVduA0iLLSZ_CZ94PpcEYNDS.0OJ6.V_tZ6XBnjMoQyyHzIa3O1xhrC95UH_QPLAGcbbe5zfRGSWR60m4wdpcTwi.gU5y_HHn0wWSU.a7vIpppBjblUA_67fBMCAjY9YZOcsRFas3yR.qP5f5RLEuyzKl7KCLxr63RhA3_tQOOmIVIM_f1akj7V7HYtfb2.PpOUAqn3yL5FEUbd2JKMMIcvLF3G6lluXIGd_bs8zekcpiKidLOmsb.j2aCHJCGxCLhR5od85Nz39pBxeXToY7ZDk57xm5aJRX8QxGdJHeeQjdr37BMuf7uDsPmoxBEU_T3tIep6A_9doExnrA2sxadq.dJ7oXE_8n6XttSlvAb2whoQNaKnsNw7xRvIqlmrF0F0AkJHCVEAupW4EWLa93fKf.sxl8HYpEynNJHRz3GthdBiHN99YUTtn2kpomN2GpMZZg7tDToowWxxnk7qdtqfvCj6jpxZ61n6G1ppwPBDSfe8p6coJnleKohfAVJ2USjr0nMLuql9WbyoFJ1hAONKfLf0deQ9pPK9l3XNAYVoLGkVNvNIkmLoT56HsWH5Ob47bKQ8Gk.6HsZsjlVSMwrFbbUJ1gRDpySBiOYBX8ockLC1OAvuP7atZdTawL616WKXH_N50dd9mQhtfEIqEVnd1Eo6_OQ9Ll.QMq8c3d77jIvpZN_M.4u3N4_EwwGqENluD1unwxcm8eb.NicSiFrNfxNDqkdbDErkViZ2Je0tL6NjNgpXhugeeBea.lkh82G72BB__fGOZgAvPBlZsTjOp9_RZfPVB6re72BfDO_QSZuxtvft.KjvFNOGv1SpXqlsYJM.rWjI8HMhLWTD4sTcKwgX3XTVMI7kMNzy2Uh954LmZhabY6ORxt5rKT7f0LrCsJJPVTQVvPGX6NIf9RNZ2eJNYJ1z97emoIrdlAqCYjv7N.ybicIFgk1n02G_d_STFKwCMXOJFAPHI1VpUeAw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f6a3041955c980';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\/8672510349?__cf_chl_rt_tk=KIRjoNXcFEjdAOOpwVHXKW1oYy7NUza7npaQY64C4Z4-1739133230-1.0.1.1-wuzFnCPxNGP195lAIxL15j7VZwkEiRsNIdJK8CUY.k8" + 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