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-825446914959.mit-edu.top/post/0857192436

  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-825446914959.mit-edu.top",cType: 'managed',cRay: '90f838954df6c998',cH: 'q9UpTndkibxmAZ6uzmfhTcCiVmm5t1V2pxs9XYT8PU0-1739149842-1.2.1.1-lYbI5xVXkwWOZ94StLe5.oI3SGKsGwg_118hEjSoO6FPYSDlEyiVMFxmI1zT5ChA',cUPMDTk: "\/post\/0857192436?__cf_chl_tk=2pEBtodWfyTny0YGDEpZuSZLTZDAAiBGZbd_7oNWB.U-1739149842-1.0.1.1-eRZxZev9su9FZFgncaeh3wMYrLwoF_TKsn.FrTHxZzs",cFPWv: 'g',cITimeS: '1739149842',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0857192436?__cf_chl_f_tk=2pEBtodWfyTny0YGDEpZuSZLTZDAAiBGZbd_7oNWB.U-1739149842-1.0.1.1-eRZxZev9su9FZFgncaeh3wMYrLwoF_TKsn.FrTHxZzs",md: "RSJkaZqAiKxrBlFSZss5K5UBxsUUPdhMZorsFKLY9Rs-1739149842-1.2.1.1-sfkP4un2AyTyQLg9zafbl_7P3nTyaqSMZsBjaUC9SPJE3ujZwtx3KJ3NuGriFTLlHsuM9u2BI3XeZmlapSqWeH3TlspVEwDAJO8_SlmsETEZZ1R.qtDLx4NokTJEPounLUK2jfERxq9JarkbeLdAIEsQ0pcr.RHeLvnauxlinwOHnfrSdjPCmAHimxgfvcYJ08bp_fRtB8SnpqHKnK3p1JeHQMg2NfTv0Wa.RjwV44codRzbmGJVdEwx1AIA5SOycW.uJyfG3fOdWaZmrBc0aF6iDXngsrXwP4P7ZfGNb_T6NKPJvxo6jayAr6PnLv46JJ_xUWfhn.EHqVzBZQXVzhCRCmUaXYlQQF6nJnhMpTCZuxwfUrTCmzbZSa6jhqFDc56tNAFsadtCF2B_a8QmNUepqKRU03PJA_QgU1hIH_4H2t4KV3kGzPLDe6ujyK9Qup8uTEK0Y10Yk_1Fyf9IEMf1lCTU0kAT72u1H5xqSMfV1edQC6roW1s6OVUYRrR0K0PEVS2pvC2_jeFzVWjMno5UGZ3qojYx_113yTg8aQkkVFL5MrU0w7S9SqAozGG_eiHsdCKeGjUA2743ojEu76Tyt9K26anIZ9zkbRiMVqt2hZqIk1oODEUSOvfOUE7nAbNGmOWE2j8ELzhneC4XDsV55m.vMkubi6g3s.lO7PnoVdAij4YXEgRaZULLT.XWuNDdzncNIc0d8ewVgh3e03xWcOcoCgOh5dw3o.x9OuM4a2OumkkZ1yDze7HxOwzksggUGOkFLFfK3dkKSPA9HXMOYCZGdSEIXh3cpq.o5t.JUdOu08r5x_0PssDsCGqCGJC.v1AtJ2NtPg9jfyPffqji0WRj5OOBT.hlXeWL1x_QB66ZQpTwYD02lkGkwhJQpv.Zcp8sQJfqbw4Db8UtXxFdmpeKb37M0akdsU4i69XTT9OFIh9Sv6mgBPAxlaw0.3zl8ztPt4P0h_30nnOXeXkdls.x6xG9l71WN7y6vRJ6a6SQ3v3IyR5HKmtcUBokl11TKvCLeFy0UvjwaGOCwbsTg3P3mCFpydEmq6Tb8V1BVOXfsuP2HaEgIXHYJrASsxz3GaSM67_HYNNOIPzQwQQs9JtnrpE7bRekkDqi35NzG8_6yWtanpp5YA3jy8MYS_K_I3MjX3QufmiuJnGJ2XPmGJzKLYIWwHQKoDqz_qwPrawfpNrX9jdOExG32.n9hh7Cwb_obJOBy3ql0cPKxNKlamvaZL4vmXdCioj2EAEjnnhlSOev9AJn1BwsNLYw6pvjK_FYl8mpDamPeT0X1Et680dClL9acRL6xDABl40iDdwoRbBTZi.iSAdErYvLoGtXtKvo_KY52nEf539ABVmNRQaLWv94PAbLBb9uiaRzpX.i6M7ux1TkuProZf43w7TNkEbkOjodH8kL24BN9PYd5lydOcoi04eO1msIi9r6hKgh02swib8LUGunmcX8mXQCHpt1s08eWDsbuOG4DIN5mHTabOUmygBTot_mBPTlSEQiaYtkL1i7WoMrF9Vr0qaK8gw7wGIVIPF_62hb8V1wF8zyxej2doyQ63hUQvPmC_D7iJr3T0V4bJK.QSWhkugylPQhr_IXaJye9Cg3JSp1RsDH7nvm5wGCsq_nTHtwi7.1lmHTZVhcOGkaexNceKmilG0hihX0rr_PRvRb3ujYIEopwpU90zvX6EyC1sKCQRUeYIpwlVlFjLEPhXw3jOVeGYh5qd7tQbL2kvZdQoCOrymkicXMDe4lsE2oJk.ZGVn7aCO3xGEiCKb8hX6sb_SMqFofewQe30Pvg70q4ZSBQIeRciwSgBidltRGcLD.a6i.p0AOdOWWsrNHvk0ZsYJE18JbDuz09snR6aTekMVuSvyF1rECxE8rNNQxCdj7gYKISff6KYvzAc0LzBiwP5A4kwkpwvSPIgYj3q8caINEniO4mAo54s4gy3gtim4iguc_xF0qqXsByY9_zZUZAX14TvIksmZx1keYLQE1X4tPvmGWFzIqPb5IJONwTtY7..K4Kbq1jqGZo1fnet121.UZ7CtLnpuu4pwgyES4mK75PuvigwqPH8UPxKFaMxVC7I6L.dTevYgIidDlvsT7B8cRkb6muP3fS0XylE3TdpjagbD_6u_WeDnlaPhJ0gLqvaE0SZPjwXMO6FyXdzTEJqFuo0Us7luVeVm9DGXL1VxsXxtO9qeB8FfDWlZdgDR4Xdq7Fgy8wBbdtwR3cl6Y",mdrd: "01_YFa9tHAjyqQDrIqAYg_oO_NyXbtrsmthfOc0F39g-1739149842-1.2.1.1-KfWV2oQOB1yCNEeslS6ztZ41bEgLY3mhhgMVH.Ircev5SFWGWOQ9PGJxH.YYlV5jg8zutSoAnHOJjvmr_h4m4Sh35.oOtSrYUCTisUc0fiZFPYd7RiImxD4XRqpXtPEKUpgZDYHpMwd4Kdge6rJ00xX0sJJBAqGjMYPGzj2M9PUI95NC9Mv1nSQMSWeKzWrXFcw7zfjy_A3sj6P53U0xaW00QSARrVN5p_z9qT7Y1UJJpQV5HCMsHE5yFL0Ryh3llHZHJUsR3Mh6uObipt0uWYzp2bPNA9rx4.p8dzePVCMIU73ilRWrBv9xwjdamD0_HREkyFjjwdWFvIHBEhODRw6iKwNBoc.3IScG3FDCpePf5vIr4GOe6fqzhuX3k2n4OmLcxfebSplKQnnCYh1D.VTeST2rPx4KAeAtT_KTuuaMWFfDh33l78CSzF4k_85yfI0AVgaK9l_gSBB5Lbp.7xY_4dzoCfUaxjptqyDuke_1mA1N549z5s7JFQpKVqY.uAew1t.l_AuvtslQB8pM4MDA59dLzEicJI1wjUBTuFRTMwwQV3AtkbXdj_zQjp27OcJK8hGU.edglJf6jkvZdO2GDNEICm08Pl92F8FQAcLAgPK7MhQgpNUQjipqI.67IgFGkKpFRBoU0pMle0LrEfKEx7ilR0G27qIjGMZrI64e12713cyty.SoSM.h0LRdg1MDRqugwwdwBS0mnBPRMtV9KmM7bIK4fF4jUKVi3uC_LoWzdbk4qfZ3Gf9o1PZcxa.O6P04LJcjBkuxFGEn.e81sxlowF7v1Mv3pyrb.evZStAILWAnfZae4rmxJisZ_tviKMEPXkXSg1jTHMG2memAIP3mkO3z5JLRpeTBmYJ8jJWsFfkiHee9MAwonzoLkIAi8qiMK2l9aqxNYATO1iVR7omBfwFitTQtx57OWvifchKWVLKwvLd0enGSGWjVsxmhh_O2yqllZhxfwteNQnAQk4mFcNnjtFGvH_UaosSkgX.XT.EDzvJvMJgnFSy7yG0rqVfK2sxXuVNj9VlB7AxdhL3O5uxYan_4nmUks4dsIXKZA1Ap2lJ2ejDDTKf7yySgVm_lpR8qdT3hxlF7G.SoM5oU2RqSzucGYBIlVUKaKMVyB.fW4P0JQPWLzsl_.ki4UTHYAyT777udcrMxxOoVrWVjXlbNxmHE.FZOsrYAJRhF1kBQN7xvCRKJvNm8JMnaIgVZIEe7IJ5hWhDAFUHES6NlCtipacwFEUY4qs8Ce.fJgATDJj3kCYypOYklFhxqNZ6_HkW2thDOH0t8f5F24uaF55Y7Rp5_Kiw4.gzFY4EHTYdB5OeXKStXNJT67TdHO.F2T6cC1DPZzIZELL1ZwRwji7cEFUlOa_MV1pKQCFGmyz0efEvr27stUGGFNmX0elK_4eBD_unn1cAWkjsnUe41Bmlr99BfRwLAAyMPjvl9Ptpx0tWRFSjvwRC6LMS_SQnX5Ts2RL76iUott1g4_mvcmxZBXRU3HhmcDvMu_EjG0CXvRwO0IDVBouo5.SZkjb9R7eWCB5f3kl2Tq1Bu_e8JK9Y3Ga242fIaeqMbbQ2O695ITak399iER3zGA.HuXQto1BbIJaz8Sm82rYKjTFMrnh6pfjc6Yc.Lz_yETx8ef3geC3mlbWVwXtimrCIms_Oe9nLHp7onJ3hHiETwivDKgM1zTvG1jLuZO1RXkyX5X4XraI2_SCB_6bSnDdPgeCTzdxsDUL.89t3oKbYGG.KW2.DCYc1y8npmZhtvoQVwLP7Jq8CZvQk.nlqji4Ih3xmmipLgzX84AhUpAg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f838954df6c998';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\/0857192436?__cf_chl_rt_tk=2pEBtodWfyTny0YGDEpZuSZLTZDAAiBGZbd_7oNWB.U-1739149842-1.0.1.1-eRZxZev9su9FZFgncaeh3wMYrLwoF_TKsn.FrTHxZzs" + 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