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.

Source: https://blog-913109724625.mit-edu.top/post/8729135640

  1. <!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-913109724625.mit-edu.top",cType: 'managed',cRay: '90f3a92a3b80396d',cH: 'ZzKvXt3VVBDQguG2YwSQSPyh0TYwrzQ1vtRG7LW7iiQ-1739102025-1.2.1.1-IP2VxrhSgNF5nk6d2vreYg2z9siaaMS9ZwpyPinwC24zrJztzLBwiuZrB3zNxqth',cUPMDTk: "\/post\/8729135640?__cf_chl_tk=6T.PQsT7zgcM8nk1cFlU8P5VbRPL7sttBHyzlKKFHo8-1739102025-1.0.1.1-pVwz9zEg8iH1hRjjzFzwTvH6qVhFYyngZYrjhwCxgIU",cFPWv: 'g',cITimeS: '1739102025',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8729135640?__cf_chl_f_tk=6T.PQsT7zgcM8nk1cFlU8P5VbRPL7sttBHyzlKKFHo8-1739102025-1.0.1.1-pVwz9zEg8iH1hRjjzFzwTvH6qVhFYyngZYrjhwCxgIU",md: "4TEeQUPm6x3V1USNNkCGCE15yhyiehi6N56sm0I5O2c-1739102025-1.2.1.1-7huBaQ_Rt.LUoWO5Ld1Re8bXY_quG54KQzhpuHhF3BTPKGEqSbMfxiX3LKS9q3l9g3b1m0m2kd7G.cyTwjRvh4zKMNHzfjWRdqnRz.BHwl5dt9FII8TonK.jJwfLebtJVwLGTAR4KK_qcOOozAo.DRqaSuvN3Xyxy3O9bI00Fl9sYq98v14sdS4A7538czhwrJGseGYk.cYEQscKX5aONiu0PlvJTXj6hbkCR1Vr5SaHNUgw.C0vwHImKSduLMgRymynA5AEmdONs.oflPQHVVR62.61CBZh6880fK5uEWB40x1O1IwWXMNxGciLZJObt7tlJOHpBYeROz7qqO7myWU_raIBs7yZYPOXoZj8phnS1HrIxO0g9I_4lYbjGaD5LtxdgGaRZwUYb_QaI.u08WZDNxchwdGnhekOTQgqm2CziURwLN2hr8zokrj6dUYf9tp7GrnCypWgbygyjGzVOs_9PFROHWX48CnANlQLV3Fx1tCs0UAp_1RG5TKL5qRU4zgJs25qifMh8GnOCNszfxLLQeQ7AVfXzoUsIlmbfRKpvEGOqWQhEpCjevWYaj6f_9sZBy4tZtODnsNcG.soo4lULMCp4QmHsDUcwSHpNcFnFYc7axMohUN9mQQxRaUUnj_IqStSF7iNtJeWrN641.Bm.gvcrLgBGtxcQ4GxS4B3_mEPFFOwy75KYXeiphr9kNjrpkw.cg11XVgzUHyfIaK1OPCY2Q8F6T8oamye1FvlYhTqU5t0ylFpX_nNLcgNb8bHK5saHw7tYGzHAZgTSgYyCouxQenBMUvvjcXdCVtYM7eScRRFqSS3KaK9TEEpSwG0S7G2QwC1NOIgo.BkwT80pHsKkNRXYG4GX0eKP_lvgIGVUO8Xa5XMdKWWQlhwR_qV49IdSQ9zfv3deEWI.XsEHECcsVKs.3ZwrNzU1ucgJhGI6IILfwaDmX4z9DWHthQcTWxcZ3obLtuv2iWPhgHsjRaCeZzJwE_zKasTdGMTRkxo2ZkRfkbOJXHJlWtdztVovphVoSaZ2cyM2QLL8j2N_CpBiOAxbTBLn3QDirbjR8X8crRS5_6TBzI0OHvALaJebg.9Jd5qAgJOkeyrlDMmxSN3nUILoJnstp9Zrghjus8Nv4YVKw1G39OydENopLwCYpvttSvSISHTabywa38Dp009GB9bn9B42mNIYA8yg3Yz.0HdLpGwrZZPBJqXywxRy9tcYAof4lbpEPgXSw2yt1dY.71tC3oWzREun24ecRJ.Y_j3lE1feXxyLvMZmp4IIRnphBRfY1DFbaB_itqd6NdMgF9fm1QmiL6W31O5Xr8a2tQ9eJrbcoAsO_oM8S.Q1N5grWfJ7Byuupruh7K871o3oxPnlSVj4zlOUAYn7k1WU4hvxr.KGvPgaxg_6wYK2Hau0xVBHctcZLeuUI8EpnS9lTBRtWNe2vm45s8B7grenKPg5sExO.CC0k1Y9lIOCC3qUh_fAMEXIt.c1vqIcR2e4Nw4qP4R8BmqsdQd.pfD1bsUYUArqHWmb_llcF.UsDoSam2EQWR9.49oBEdPcuEd8eRwDDpSe_bIQmRLZ5cC6Ha.QloKEAPTlD4D.bn2Vwt6lB98ejOSRkwn.hIWknqGa4dLsNzDW6P4RLc_GRWhvp630oFjKP7OvYJnxjm63eI0QnBTbtk7qDiROz4h_hIdyBbHNie3ddJgoKixq7bu1XdAXJTF0J6ILuBmipwOXKvUYFkyp2utuKMM5iVNM8CzDqhGQN6VNrErzw3UOaYH8EbVIFial3CITkxnU2.fF4l_jdHXWksu7ypR7pft_lIlHSMG1WEe5_BDxlpgWtqKPCa6xrrPq1Wjo8Lx7J_McLyyLFZlL_Fs4GyD1GE._GKAlTCZX3orlEh1Kg1zew7ZoLsBHfaaWzTJCT0gWatu2cOAAYx_T_yYuRLC0QlVykDqLDQP8yDcu2yErfHZt8DKCMZUUzmKaEfD7giQDvLQytmFK8IPi3UETyeepdn0HsOkZnSngZghd0VC3t2PvYn_aeQKjWXtKr.a.KFbOjfhuDEQgnvQv.qNiUK9uzxja4lifbWrCxs4i_fBY2oMeA0_YOhJE8rWpgOrhyDJYvlYTVlZHLtHrXQYu.y8b8vHGJDdUysoJNwltJnrBbXx8vcKDD5r9pHYBqgR4d5QEuiDTwPIoP1VnIzbPNzPskW5.wBFyLIQdymrEWPcvtAgF9Ivp.0no6bfKfsqOEjo",mdrd: "DsbiOaUdAGyfR_zy9iUJMSrddw8WGrqYf8prOCMySsQ-1739102025-1.2.1.1-ZKFs3IZ4Fr8dQNBKcSVh.StmLtPgp8lzcokKCYyD622zGbT8aG53oX_eWdR_vFIPoR9SJpdrChbDGB.CEoeLXwPOlYffsGlSOokMssyIt72V6IU.krSAMtXFRQ.wKtSKhKlxlJi1.YQ88UWHu3bY8FI9NBntJ3NoxVOsUXCvUkaR3WzJihmz18t72_aXJBYK4qdVyeiCxzUYHMBoAWJ3qpfbzJz0lzgVw_KLXAQjgudC.OfGEzjiRQ1LarYk8xKt2qNTBxum8qftu3NbC69pqPV_ZVCkX.ebBF1MYBPwZFHLC3f5P4ZO0P_r.LIXmXSZyVWIkvHMMqLn5_iXpp_QKG2xis3tHQ.HudQ5wBbo_QXuZB.lLKe3rNN4cLQtMJByll0WLSRs9NzrPePnMUvRumZpUfRdIqET4eiWNNk4r4LlvqX7hfp.myVruPdMWVUS.qlvR0AAfWMV0v6RJ0IcvEfOA1vgl62BN1DKdo1bDRqzAUSKcAp1YUGnPBz5PKmVDMIZForQA34n6S8QxpfbhQQntAp5CrXLXPOkbNU0cScUNnZ7_t2lOB2S8056FJ60WrN5AvPfUEx74yb3cYL0Uvr4UEqXRHS4Er7se9rzInnCifPM9mm2ihb3i9rjHlHZk6Ap.j4VxZJNqXEEmuHBjaQSmXSCS0VYiivSMm8GzHP3Kko8NrTzZ2VSAD3cTkkVMnQcpPMSQNLVcacX46n4r0PMAS_T.n8aPdIzLTfZvk5vLyMjMDEZIj51.3A2he9rCfYUiHyMi0BhDDfzjMfn8BgMtKfgfiFW98rqD133F9jIupEzOnVAKjKvumwAowwgI_QiN1y2hhm8GjipCL1zVTqOBZv5lTBc.hfCulmD5U09L6hvjftQzmTQq1R9bNvmQ50sdMa3.t92UrsKoG5Z9eakOtUrEJyhbEvrmjbbp_YltIe01k7hi_luB.UYJ2Ex5K9ThNK9M.ZJKWftjDnui_4_CVmm9fKWSkWnXr3RAadr_Mix0ak5dNAFpta499Ukt9agv536Dq3BVwbwJPHJFCP.kHVd86ywbcr4fdYYIjd0w3TWJ1NtwcvaNlxnJRuL1yAa9xMeu7ugs0wuppK7hXP2gttHIKeiWoHhfEJNvMYd0Mm3K.jgmkkcLXd94RiDzWiCHO.DSSRpsed6yrVBTpk0OcQuMR3W8_WexcvNYdPIZGogIP6G5C4cL7EBTv_JpISG6A5o5tXB1fFqNC3uAVAopidQmNrlKMzpmJEBOMLhzTqp.b9JcsUAzQEv64jPIIF21lsMDHGeik0k5VOEX3HMeykpVbI2Efj8LcqP1kVyMMr5WiIeYTnn4lTvDLQCxcW4.AZkHvkWhS.DxKo04EAtY9s9PqRUmi3bWzia0Q8wLzjLYQfbT3KLGT22dewRMu9e31fYeFK9Q0EG961Xlsf9S.fthZbP2Wo7rZcqizuGEDQsx8P37A0ZTOTOmM.izPhEMRkwOtyndy1_QgoAEOEhxiZlfdP1BCQgNwfOxdqUvpofvhG8ikekJSRLGpE3LHHuPpfvq0gcHvzGVK6jTNLAkvb4Kl8OqUymatAA7hpREGVnJbMhpOxcUv0KgXN31_JSPkRElGPYLy6nnAEb3IA1hpILthNFUDCvgqHyLmwE9kIsQRbYXzf52bAhd0gaGbktIOpwgCQpmpfOV426AEcjVqohS2PLlj8RBc.iPVso1QE.qqp_BafXqPaSaqfQC_T0.VZH3HrF_9SXdp1DDiNcrUP4JZoY4txhWk.kSc6AEYcdQlN_ygrw_CtjA75hKymDpMNhrh7IyH8jwDyVyXVMpXOJJdeUkPimdRW9kPE"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3a92a3b80396d';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\/8729135640?__cf_chl_rt_tk=6T.PQsT7zgcM8nk1cFlU8P5VbRPL7sttBHyzlKKFHo8-1739102025-1.0.1.1-pVwz9zEg8iH1hRjjzFzwTvH6qVhFYyngZYrjhwCxgIU" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>
Copyright © 2002-9 Sam Ruby, Mark Pilgrim, Joseph Walton, and Phil Ringnalda