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-720945300643.mit-edu.top/post/7068513924

  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-720945300643.mit-edu.top",cType: 'managed',cRay: '90fae9aca9c4c592',cH: 'CP_qrOOyjn_iery8lnnZ3b6Rk2_1ClbsvfzG_V.cH2o-1739178067-1.2.1.1-bE8paVWxiB0ZRLQ5xggkKF6_.wc5gpeKbND.8lHb7.qCftlMyVbnmQgp_v1xHfVr',cUPMDTk: "\/post\/7068513924?__cf_chl_tk=xp0mHGRoHTl7ec6j6JocMNhZ8sDL_Cc40PDMq_vPkk8-1739178067-1.0.1.1-ncmUF5scCc4M5DKzwKL_gywENgyjbWhy86z3coDIdPk",cFPWv: 'g',cITimeS: '1739178067',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7068513924?__cf_chl_f_tk=xp0mHGRoHTl7ec6j6JocMNhZ8sDL_Cc40PDMq_vPkk8-1739178067-1.0.1.1-ncmUF5scCc4M5DKzwKL_gywENgyjbWhy86z3coDIdPk",md: "LUFpyWdPFLcVeZYXFr8ltE4d_amQ3ppo2LFfUJ8O944-1739178067-1.2.1.1-97EhGosol1HDfXLfHu.8GalOMw65LvXaOEEByy6gK8UUvcCvWxMNuLT9iEoiLHWMryZFRjkEnfzx7MZe8877fPcLPoqKlGrTIzc7vNCBGEFDfaWMT.eesNL1IVl1HruJokSPaYYkeLQA28brTBeaSO5RjmNF.4DSX8lz9GG70290_3nT3Usr_8wBE5LT7V4gFAIHXzWZI0TwyuXKyUV7vV.PURIidBWAlxghkDQ3rfZsrKHHVPGVZ35mUnBp7XKZr9zLGZereNopOTVikCW2FwRmfwGL4k.agMht5Jt6XmLemBkydRlZBWksHb2NhCIaHpscYTqCtoYyEktnMpinjhZ5gPnII_ivWaHuuSfSWZC5Ly9bDzjkzfSpIAn1afSkgNdZFQzKxcP9dlxh8twr3L2dk_eYOmIpu5tJx.CX0o5YEop0FOeXjlKt39cnWJmrLe9AZXgxpgQxBmpxWlAIOvzx5PGm9XnDtFHHRdQWn6RzzAuMPjxYhVr95xNube.7hu4atneNTGHMZjYuo4MAYra8qfN4KmCoLWRsYT6ifb5K4D9x8C8LWpkCKnJTXzIMjzUyYeKxy4DGDCWoJ8Obqey8dxibhP9aS2.WcKHTfQnblZE0aHtujgtGUyijc2xcTjiNLZIVgF00FNEZYwlBmpapakbvTnNe47JPTSNVKinmHyqdQkB7yEHXLjmD9_RF55yMWPPxzfm4A5RvFSWinauB1aImW1IJpXKstl0jU6qcBL9MqCPI2t1W5X6vhLHVY_CVTFFXxd_EsiegGXJj4Fj9PDd.jyAKhAsNlaR._enuDGpj0nw6qx8IWf7_.oDzuTGkmntZnulQ7sxu8mqmP..0g_BOFjpG_GdOcASmrahfEJD4s1Ocy.4hiWZtpQgjYSzVi5Rv5usqHOUcMaSCdC5040r2Ajr1IxOvjJr2QjDqgbOfFe6XlbkJfBoPIoi2WSXuCsEmGbhbcBtu9yHClyesNWdHs3rk_8oMVEmMPbEWYSN0R.cNo50s.0_iT.SX1Uk_SLLe6rq2ZcF6COU_um3g_0mccSFRRdJfdCS11pJ6mr4XO6ySVVV8kQR1KHlQzlE8uuM0gnstdZ62JL8iIo03bzMpTXe4hmA.TYASjc35luyH1z2WcvsPxL053ROhls1iXkpSmd96V3ljQ5vm.G7wur5AAv1gdG4JFBdbMuqPIG1Klw8riO1lXZnVtVsri3SYeB6V0oWDU6LvxgQM54IQ88LeRpwDB3FB5upu6FkEIZm_VEo17Q1LKgVTIgmg.vkEjhn9OeBWHBVvUYFB1PpyVUFWVvXn__X8jmkuCn_O70jUa2bbSzBF6BBo3ufWPg9evTEc6lHFHvaJm6LMkvFs7ltt1tE9zhfkvprAlx7lXnY.fV0vWdvuxDXDDb6V6fxGM9n9tOBFwyJCLC7OiyTC5.C69AukLwbuBXv61zqKO13crZi1HoKWzSY5ml9gvhYFEeCgM8JrdpuqlPDsP__.YrI.X.LJbFloToHVeeaW8HbNsfYANBVsrIkdz8m3_VXWubIEQ0jGcW3H2ff06PziFQHlyAJdde95AO2VlMIT955rD50x8sN.1TXJQqlaGIE1Lw1eGSTvPvqE6L92T0nm7OzsubpQhM6WYR4nn8UO2RPfRMcwNnxZgVu9sZ2LaKIUzD5tDurMR0a6AiStRmNJlaJwjevzZ541VuJP_cGwXVeKWrig7dhrEyahHVEtUvYS1zdEmNTNhYQdE5lkzyk.NfYyDQCAKDuB3YbbCkhLw_7JtqxelNAsQgPxpG_cJx8ss_UyRY9T3gQTC7jdWrDBvUpLAjA3lmyjvgGjExCBDfznzP9JKEC5_uDgj1uofr3f8XA3texi8XLfplDEe9r6jRoBwrQFpP6faIMcEix0rpj5eJF4dZbc0b_7iig3OGWG4kQWcErgjIlbPD8XS4Z6zaEieHKd4qaZi8GggeffZhxpMeb295h1fLGbL_fVvwKxTyWpjqFnOkIBto9QehuiTV.truEbQUUBcW5pcgsk4bqU6OVFVmbL_YUPLMGBvd.aGAjChbTTAYL9nLUD1OQtHc1aKV7ImVrwG0_yUxbrcGivdXlm7AP7qa0GG8aI7fDDfMRV93TWztb0OVyVOzmzHbVSmNyUzOkmyYZGT3pG5H5U1gRpUX4AmqmXpT0aGJ3GBCh8KKBGLUMrqLyOREsfL1F7wkE1EM7tyW9CiVPX_x1sNnQLqF_.NgJ9H3LJ",mdrd: "rCQnRopyw3.WxQ4.kvEYO7oCVJn8HIP5VG71KitqcOQ-1739178067-1.2.1.1-jIFg1CTUfi22BwCPDi6W9qDdWgZtVVw3f5wsnmG8Prd0TfmJzscpxrHjKwccDrOl2nx4THnNw0NkX9vh.MZ3YBYX4df08GBWxNKrEfRkfbFphem.PaE3uZObu7qtvr0MPJmaUHZmSXhNkOXssBL1A3ThzpP5XhtKZlrkhyJDHZUchuAz7l651mQFZdDt.TnnvY2K230b3StrYdBK2lYdREXezr97lynjAhOstB_.s79NxD3X0XULAUFklBwuGK.j2h3KfYE6HoOItfK1PlZpIA.2exLpdDKV.DMS7MySNt3.PTsDpf6z3oWRxGSIfTr9MTYVytJtv7VwIx67LBRWSlIiY93edWyEGvwjmvBFbU51NCqIZZS5LBxpf3jwiDXDW3vz8deCEYY47BE.ZLhaJoH6pB7CR0XC6lYeUTQvJVtDgKyvkexCdezcIBcbLa974e0I5xeaxK9yi3mNrBqOT7ijX0ZQEJbgnpUhG71pOxUZUkQUnur2JcDyPgbqFUdHoMcDZou5jFGERVfNtWCkdI8CQetcnORfNRMCvW7qqyojp1RlBWd_7syggd0t5SCosWjBoNK6sI0B33_1aLS6J54Vx9ziJc9R.1gUBYqsfi5PxX6VR0zq3yG7t_rfY_pv0W2aiC6DMdPJ.Hegb7i5OWflMeJP5UpqLdNrsWVlBJ2mlWpb06K3_8Xegs9PANA4MK88rDHQBd4o6yn8o1tFy5EtH0OtzUrxdMvp1QpBepVEhw0rYCXzVwV0_HVVFlGjJIa9OY2f_84ofy89SHIixpIjlxU0c8j91q7Nb69.D7zFwWP8p8YmIZcc7RQMoWQUcq1qU_fzg8orHCGuytRode4dJDeU7.AW5dYGfcoFXPF7z8TM81vgd.Sew5ItdbS2hKNrtdstSsEl6L_i6RJAQqq77JZJodcoxtH9duyzsaV20VxHkb0dJcU6733y.KJPRjnyLONH7eHYEyuTc2BZaKVHgqxdTgX6jomCJq6Sy19Dfb68RQU69m6U2y35CaKoXr4e0ZpluEeEkKI33SsWN1ALdPglidcYDbGzYZueibADCvKVUfQoTtN6puNlgopXzWpAYKE6NJG0ykT9CBqyWsnhzjmQiQgwk5ubI3PsF1hBGPvRtLOWTphS3d7mUhtI2Q0legrp7pG1UoI37EeEnAbTDHkZJsV.yn57WvAK1sG0mP04KBLCfANYHqOs6tcErNgMUiFZOE8Vz_xSALLDnTGdCAIohQBRu5UwmNyjACLGAYf5.2Mv_7olgury86Dg5cVrLgHlC7d0PUclstGGmz1bNyq9Iz3XdMeCMYOhJ8boTBhi_6TAKKAAPQgzzP9WxXfGBvvN8fEgDnss0BAh96ZI7u1LJg73ue04CUqsp6mRgEzG3Z8XIqPJLFdJCgeDUkim4Zf4vF9N6zV.HtT1NQDp.0fXXeEHZrtRWFHwyFb4RfsXeP8ylLhwajohH7f95MlzM077KCNFdXBTFw4714OgOvIDCW8JyXHlMrctSmDtYczufQtct6jUzSN0zOMDS5a1k0KyGQN_QOhuSMxI1mZu0v8ykXSLP_9jZUw8WwReAZAJFKtc2.Ss8xMr9LRBF9PzbSszdc3gsdxjMM06cP6RmSuT8FKRt1CAc5.Ox3GtW0qCuMihidFwJAcwo8J1TjevkwQznkXKNapfmXn42pTTj1Ftx4MgLpG5GN.HGGwI9AFlDeaXx57EJgIOgBn7CK_YyIv647wNELUU7UfsMOUIEakS_aUnDfKI1I8nnEPRUX0A6riBZZzo_DY9934Zi2U99B7tMRNBITh4z2XagBzNrCYyOOczN.PvVQ7W6Fo"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fae9aca9c4c592';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\/7068513924?__cf_chl_rt_tk=xp0mHGRoHTl7ec6j6JocMNhZ8sDL_Cc40PDMq_vPkk8-1739178067-1.0.1.1-ncmUF5scCc4M5DKzwKL_gywENgyjbWhy86z3coDIdPk" + 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