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-121687944962.mit-edu.top",cType: 'managed',cRay: '90f3afa8ead6d654',cH: 'q3XvzeByPU6c.w9tbHt_7JdLZgm7Iht0d_w0w2fabhw-1739102291-1.2.1.1-EtWEvQ0vTJ9EpK1HQIu9uFXNA8gycD1sAbALhxJkQDjsxynWnVnBGwdCoi9wwcwf',cUPMDTk: "\/post\/7196852304?__cf_chl_tk=1Nk3PGuQV4Ede60glJaIVnNiutogtVUfbUMHoz9gY5I-1739102291-1.0.1.1-jG9Fx7.wEgUF_lbnV7nymbjZrXBP06hBl0g5.1WNXxA",cFPWv: 'g',cITimeS: '1739102291',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7196852304?__cf_chl_f_tk=1Nk3PGuQV4Ede60glJaIVnNiutogtVUfbUMHoz9gY5I-1739102291-1.0.1.1-jG9Fx7.wEgUF_lbnV7nymbjZrXBP06hBl0g5.1WNXxA",md: "Tvxa01uFdChuyCvt8wAtEVhT05Hm7f9FImafAzeoD2s-1739102291-1.2.1.1-Ge5U.pInom3Oaig6xKCikqyPzDvH.HRRxCbWqsSrK2D8sGsKN2ss0F5xoJtMt5jsBIk62J9ZgG0GWCb3jhlMMTcksd0ezA.b1qQat.gtQksc8Ivsjiyiuj5ftZ2ps4upQL9rQN_nO9UiRRlcOw0VZkqTShPR21m8PqKmNOlcuGW_GglaxNg7.0M5JZElHAXHwkLlCQVRp5o9r8GC9W6P5wr_TyngwanUlU6qmh1q1xmunD0jpZQNy2nHLQYPF80XpdV1KSLJ.e6hKSmY9j16MLHT1QKwtLei6FzStOkcvwE27x_cuopm9XfJyx5xTrqXiIja8vSA840yHZ6Y.SnL_RTSUiqnlBKi7qX6p766OIi4ESN8eaL.uYiAd9qpFccE_MvM1FFq2SOSt9iR.RvDruSYs136dhl9jrTaMXcf9S2DdJ0irTEajHvuONLcL2otOKoa6dLFds.Kv6RdOSJwb3wnEfgOhMCiPPSGZveO2FSsdGAjNY42rAUcUpbvIs7CRPLH07KseRlTHxhFTSXjjVXkd_boYIDk1YossEUoEDK0Dd3wACYgwnOxoLPsLhxb9uB.F_cg6I74iOHrUTA9LXfBgslf55_637RNGbhA8g_hocgJjDNjkKu4Rdg6qLwy_9fjBvMdu85Ti8cUd1D_9lyzg_SSDRZLFZy2p68T05dnkzs7tQUzieBgDIDub55A5SBJQmNnE_hBtU5NoktR6W.LzCcqNlII4WNJTj6hQ.SsFgzumco7.WaGGkO7pGUSwMfzBAgvvVDbZyZBGMcBXM98u6RWKU0bj5uNQFxi.oHbqu4Uau7K4enVvRSdyESBA6EDJUpeNroVINu2Py3Hkzv.MMr0YcgGTy9Y.i4LG8GTHhgQphyhaYbBaqBapKBj443Ej3h_eBTTHEjaKTCNn7zMkoRop17iPoyHNltGEP5nqjUWaKOU4fuMpR14KCDl6xrUoBDuStmqQQgll2zUN9cx3IMHTtBjil_MhbzBRPwO2O8lFjoBw.jbsBe0YzJ.X7AU78LTsSL7SQxHiwYlXCAjIVWMYfg_BtYk0xs.JOLSzhnvyF8NKW5LePoZ4ZYtv4hUCdwwde20jIh_bf6YFGQsM.bKo7f7lhbK7IB5Zt53ZdzVAOk5qydzjmieqH_OAz5DNZ7Kg18MKz95iWoE3cNo4haRBHFG3qLxweRsUPR_KBjlVeuanNz2sX6IUxGgW8t84GkGKwFT__D_S15A7LCFefuV_rM9QHi1lhK4yn6RKnYY_N0Qg_PwPnyc.toTXas5azmotay6SS92KKw5acwkLR0_H.xYVfgbVkGKJWEnfyCHbHRuQRuDby24UI_NLPkFjtVfDwzgmuFazrbbrZ63W2aJsw_0.fKaj9m9WyRlG5BEKChWA3Iem.N0F_6hOFfvjTg26uOjst6jIQAt91QASUOjVBvDXZVnKQaF9OmOpXMj9Zp6iE2XXP6_KsXpVKQLGkUgaDta3ud9jOK5YnQ0lmyyMfEasNtTIMuaIBNadO79Z.tkwTwx3ssWL.agqdtuYXMhR72USpVD.MkyrWIGPMjbfRFF6y11gSZmlRW4y_WTnmYHWkCCseMa89dTlHjFDiSRIDyuOdgdGRH_W6FcSPy91Hu2swRUiQpE.xalJ7mKiWqwSbbBiY2QBUCuudyDZPG2KbtM9gs67NqjQ1kUnJv6blPSJQHmIf2YUhV0_lkjGcQ.uG68_RxkSGkBHnzbFBSgv5ntEZEn2kRPqMjAnyhxd1yQamP.BEsNnzWp1SXNCSpEK5_lMAjpB5dsl4vSYMg8FZOVJK.Grx6pFigGL2pQB6BNO5NMS4h7HX_ei5ls3qsbWdOHYD.pDvM..jwRE2P7tQVTF0W2aE6N2EVGExeEwD5AJAh4u4lwRotQa6kMNzA5hPPsx9hKJ_LdrxnUWkn4ujwdi2wZeAqN9pRmahllXNyIdbxQa1hkIlTnq8lioz95eTcNALvfujO2_Ecq54HA_.ZuXIjWiAlaITi6x2DypgCA6k9AhM42mVdw0hEWNqwOek8orqHuhGOLpuCM_pIZJcclsSTlz0uT5ZIHSd3t94g8snLngLt0lCR7hVTz7gAOeLlwDy27cHxYZ79Xan8yX7dSbbyhohlbfSSDFMAnJ0WZXFpfE6hKWqa8SDdu5zFOuuPwsZFhqVuTuoFkve5ykpS_6zh_oF6GNLh2xAhuT1G0zmJyL5RBXe09qV8tPuyNtqgEWBgRDZ_k",mdrd: "mNwIxSVZklEw7HvOT059Eatk0MWUTnVINPLkzGDe0vs-1739102291-1.2.1.1-fNyXeXqyRqvYB8O6FHqb466FfINrO4YG34VUKNGaZ7nE33Xxnv9n2JiJQOi1_sghBXJ4NorjMXqntEWFmAUO1pzvEqY.lJb5LE_IKxfIY0zSauGHGvznmMX3k02dABlijhBhraZVFc2iLzZ8cmJBgaVbedME42br01.CQaA3W3amo2fJgiQkM8CQePeXSROhNvbnEHhVOH5E64VXSYXEHQq057n_yP4iEQBPcH7LVRYfttcf1tTV8dlg70WLzhntUeRmajVL53jpaeWej6xVVL2DfYhoBz6DV0mJEkCtfDpQUwnisnepA8VQnRq.MzOoIHCL9H6jWSAr983mNg3SYt7DiMicUypMKpUf52S5VXJFC7oV40OMJjN65fbLHhPvs4Xo7pqfc18m..RRIfdE1N3AB_uvbR9XcblzWGxKvotMEBCiiK8obmrgtcue65wrpzIjJ1KW60XF1G7gv.egnMlzd4ET2Yr8Z2weXk8IIt7RShfCsnOJ3E9qpzay2Z2p_Jxv7RztUPdHGdIlECaCNa0GtuVnvunNzMAhxTOH8LP3x6NRlx0OyPaI0koUGTL9x.EShG3OQ5N7.I3u13ql15EtYHzMBiHm9.flN1B2h6MQeOXuTEOwVRo211gTuDxWI_CEbFe6NXAkWmEY.sa6_tnWcTFcqHATNCq6VApw7FWJyDodrVB.GCrVl9Gi329ys4_0sUc6VOQnN5oAycRhNSnS5lFjw1BHD206KenVWIm1qmHPlvYOetwgJU5RFFV7lsulWj5_sOC8suEDgC4RFg1ka4t5zxxb3MW4rj1GwhxqbzYoHUV1.ovylJA5V06m5PHdvTYIMEuT0X9kutet1aLEqkLwKAmGpAguYx0PdJYaZKf36M_NM3W9ZLu3z61O_u_XFZt2n2AgsUNAGSbNH3bpX7yYa.2bx8xH0hzo3qaz5pDvuJnaoBcekvVv8zgdc.bG39Gj9Ci5Pcj2Dxj14n250.oWWV1WCepygJlWgTUw6bhfh5yXHtIwD4_nBSj91Uqi1kxgcRMAzR0O10fj_D71XBIxKOrdFxZctlsdTR6Ewh0VireFyzI89XeanWP8cGJyLq3W1K5QtA8oyvQTxKWfyuLu8Et.MG5Iej8EXYh4BqU6281zhElMxq6S7Uopc4Ldw5QVQ8lN9AHdSx5KqP7zHwNK1TwxMDq.ixIWrGbmBgbCt4bQ38Qyg625X22Ll8Odv_l_SNPCcHQZZRZQ96uZk0qCVJrXgkcuxSkBlmV2DreQiMjLVJA9m4dBxeUf_lCmFrStHprErQn1nUt10XqUfKmZoZac8nTy0hGzzOpGrgm_QDuEQXXi06LwjwGgALqOsFjRpQeO7AU2BbJCWv.M80Ln7..8cICwW6F8hGeSzrHvFIiyPkYEgL.tMrHopHw_.v0w2eE3.MGmwV4OBs0Ye5MXpzD5H0M8RboyItiv0JbGDE39qGCo364PjOQki3XBUiGbv2WZUm3AokuUaCb2fTShlD5PDnpdyi0x86Hm8fMpCmoap3F2r9j9ZwDZzM_lAH0Fj2WRP2l4xzVSLOcZMc0lgKuuDJU012uS9Mj9odxAWxvB52ltdxiQEzCXfUv1GvSlzhYRA4ukSmHwkX.VSwfFiUuSt78Zb8K3j6ZGeLunhd9TD4jtHCTNT5HJ2kZ5T0EDKbPV5e29dwWYk2Q0v.cD69XZCEAZ0rGVGO4q_jUDnEga7zHF4AWhvdiP_jt_xsb1WcBCGgW5kXxrIUB9QrQMLWtZw0MH5VPUo9P5L383kH4ZJ_JMVMvjE97wIQo8VduoD9jJj7LzQ6O.4WOaHtuKOhbFdtaKSiCPyRA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3afa8ead6d654';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\/7196852304?__cf_chl_rt_tk=1Nk3PGuQV4Ede60glJaIVnNiutogtVUfbUMHoz9gY5I-1739102291-1.0.1.1-jG9Fx7.wEgUF_lbnV7nymbjZrXBP06hBl0g5.1WNXxA" + 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