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-705443137092.mit-edu.top/post/4256397810

  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-705443137092.mit-edu.top",cType: 'managed',cRay: '9107b03dad8e05d4',cH: 'a2cYzvJ_HBZjpIDiAZjOvYdOvZ7sua0TQGgi1883b.A-1739312030-1.2.1.1-5MTLvdOZZIIO0zThZgfeNiCDUcq5sQZ.kinWECmduRuyK8WWwowqUGc8g.SJ7tNB',cUPMDTk: "\/post\/4256397810?__cf_chl_tk=OoD1vbzec4BhzZWvmFdQLHl25Cu_eieoA_9xeFoRmQM-1739312030-1.0.1.1-lsTv3CXg98lvxKSe3sJLGZDGgyxNZN0LvYh8W2Opesk",cFPWv: 'g',cITimeS: '1739312030',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4256397810?__cf_chl_f_tk=OoD1vbzec4BhzZWvmFdQLHl25Cu_eieoA_9xeFoRmQM-1739312030-1.0.1.1-lsTv3CXg98lvxKSe3sJLGZDGgyxNZN0LvYh8W2Opesk",md: "MML.4WA41ioi4ADJQBOzn8gEDDWYVfWWXUCh4ztUwgo-1739312030-1.2.1.1-oQ22NxubWinQ48kRs3D8vatMK_8UsAeAhbUDnjZ3P4audpZqYLCs_07y7Jk8HpysOhQ6GSCqZcS6qltwIAJPsld87DjZ.CN76rNRL9Rha1vetBbwUm.lspHQMuYcjPPhZYzFz939xXZBsEL1oICHSwhrKngtjjGVPDLA8kDgJVxUCjq5ZTp5U1Kb9QWgW77NCKBi9lsxOykowvr_dybWBJtAafPfOpQgrR9ggMVauwZL0A8lWJbKzIDGgWqp0odnMBuZka9rS6W30i1bZ5jLDXUUiMQaQ2sScic1j6rromOhm5Et5aUlUkcNZtazlC7..qnaCSippwG.3dgZRCoW2cQDe6X0UzOw7ns26JwefAQPsK1IZ5jjiXZ5TfJrETFLFOM6v9n_iVCiQwLvxX2yl5eYvOCAYQ2XftWT7heV2zRZQIpIFDKT4L380TTTqKOpSVj.epQVwyE7bveXCedIxcZivLlwYb9vXciHCQb.6pXoRD3ScXH3VbrCig06XqMd5XlBB_U12pbVF2eeygQUXtFk8HAeugH1K3DuM2d0iacUz9CBAGs9OQajkzYz5J1rvDiNJc0_gK3MYnjJ7kmrom.szv8fPMH9t3ceUBKrDTSLpnKFPRk437yLwsST5vy9SAlMDKPuziHudBDgAJ01JCM.7KGVrdAtK8Mh5fMz3AJCJFXccJ2qxcRYwSPDoIT8OfWbdA8dFO41y3AbL1f.aMtj1dr8ZUpQ8hk5cqHygtGi_1KjOP96eby3yyVIkZwBbHa92KblZJC1s1mhiiLpRdJRb1s2_Z34xQ10BrvCW7TFefXlYMSn82WiVwLSOv84G9wZDVCbPrl.InCZNvbntR3Vo6rFVhA4ZGjb8KLjGc1h0EcYYnw.GwJ7jJ5rTE9PenlAyzUy3VT76IeqwmA9QlyKY2NOfRGu9tgLKGlXyo7vmsBT6q70gPaT_GPUPTNHzkQ630KcgIztyTWRN2SqmQ0gpqtDXAOUebREyTgwfseA05hhpCmJwOZhKeU66dWhPKiy8C8L9AXgHm5B4qwuwnfw_Xxee6qKgsH5I_BhDw0IpOmtX1e.U5YJCWQ.D4OhAw7azYjZ3612mJG_hiAq1YAJ7G2zT1y2PyFC6lKFUd4iJ8X4.wPYZ0WDkdydMtWYrRg1RK7_eiV3ft.mprKa.NQd2le1aWPGOTJ6GsoX9ZCUaRnEchn73VzYWP7iPxu22GUUtoYOnjJq4D9oIzGq8Zz.ZGjzH.tfXUPh.ban51H2Wip0lxa7h9CuDChAVcatNzkj7N18aBilYFWTpJ5rvSGiFAhFIfeWQqMUp.l76tQIW2wZQqV0U92Lot0rie2T0Pl3BG.jDN8RgxtGPsV7lQM6R4NKgw3S6Gg6TCeDBLd04A4nlqxHYqjZqJsIeF5t2vI7YsgE3R7ruINp.JQ29LHHdBMfuO8Di51zB7i1V_sOYx37UoPqNGOi2l28FivXIWOGyJk_QLayKhXv9Du9utdssP5RxdH1agELtldvs62p0K1QusZRJC96_KrzYkSRAayZylbgsYhzHpapqgGMfc3WMnOiimjFi3UcTwL4GDSSXTwb2mE2GagJv11LDZiuKr_q3.fQOruneeZ4Jg70SDnr1UAzyeTX8xmNY7x8hb8WANZmp7Hjd3exAt_vRPAn4Qcvf3IluRkvHFTI.SJ.Pa0nNaaW7CoNtMAgJX67QUqcW7p1LFiKFqr1hfkotF93HQ3tW2VyLFLIcpK6Qua_fweG7AAkcHKyBFGX5XFvGNrN1jsl_3tGlqDfqamILRUI62B7s2S8BwuRCMcng.t9HJt4kUJ1sD9MWq0eFnmONmrF250gbyWX5_OGHBuo9pLNE0BektZymlVEuLDJYBVkjArrDglIlu5J2Kb.2ZF.z9G9rmByiFS_AbBcd.rC4Meaku93arHhp03gxQRWWSo9ByCZb.QboDDHXhgTXhK4pJkumYF.4yspTD._KCkhC1057AFd1BMTA1SlAgSq2rsrN70kUXktx_abru5PvmZ5wByrTWGXZSUktdYzE2pnWj7qWjHcPo0GS_2KKoNH1CFZyB4mu7KATXrXNr9YkS.uEV3OKm8FEC7Ta8DDg.18OIo1rgQ3Wu0fsC2F_plYCc15ZMmE9Bl_bQjHfpNIcTDLa6e94j_pf7hWzPN1FhLTRmz.6i.acmYgFfZ9sf8sFE05GCFBwETGoZxBdFHhKbqMvelpOINrNOrMjeO2G1Fz65Vi",mdrd: "8PDrgUV17xahMXC8ElravPGZ9bAzyAKry9.Ut31g3Ec-1739312030-1.2.1.1-sRZVZB.bXpn6iXdhfsGaoW0GKGdX2d8QVSueFk068ol4mCIK4az2aLRBp8DeakIO09dq5PxUqEes5zGAqzX8lADznUydnkFYy70iUN4QzIv5bYhKpug8cdmfU4isf1ftUmGjjp3gTw0We3oDAhVBzD4x.OpFPPxyehoblys_mI0Ne4w5EzPATIE7_RmGiYHOMRgdlg3QxuRPm1mK2fbX.eUsshc6DVMixFuoAIHpBxjrG4U83HDEFyJSwxheF7EQiOlcq66QGw1OwYL8sHyFY0avuYwA4Su4vaGwUfmyYclpf.uSPvqzY8HLWh5MpDRt2bJiJ5WaqOVbh2KExAl.JANW3m7c5MQ.xdFlkxManzAFimWbtHnldmI1sFlgxY3X4osgGmtXx6Inmj_B8U1a0eGYAiCzX50oJ5ge3n9WMJGp6osiDK8EH1sGFIRmvzGPX5n1gneUtho53pzPMGwSSZWuAUw73ehoZOofbA_q5h0rL.oRSZuKNZ_azDbY.2NNL1jyzacvxiQAnJCge2EEKEPs2MJRn6bPFCj.FNp3BfTP5reK6KjF5WyueV.b8haNp4UXtwqGu85xWxtk7TW2wTwX4NxhivVYgt_D9RwOYYxyv9M159XNBt6LlMUkL8vLNU_9vlfqYp9eJ2oIg_6hKV.afOOBvsr7B5gKpRUCwbI593pVf8oJud5dCfeVVBelECFD_CNv4y42czRwV5jgrC2XbACbloW3qa_.EHj8pC5mFtW98D4wdlkZbBxUkwA4ae2kTpDzoNCElYUbRYIOUdWl3K_70tyLPmS2xd03G0vqLwRvo0aicTPnVFudaTc6tbxQiY600ALuZ_.GOqp6W3UMGUtoPS7mpm.x3eJcvg0TH_2T5WT1ynmDFRZKr7Da9Wvt9v7rZa0e5Ns4Prj9WylRBg84q75pRZiH1UMztIOThrHEiOMDhNSCoNvpFIz_oKO25iSX_EN11uXNtEeAn2Gls5aeUU7DRHuTSr9_JuV8Vpj9buvURbUgZVFis0ibvxZkduIqzOSvsZl7xGUHKDJtWqDBLDb8RtC_q3WbpQqux7xpXI8zbFyozdig2WDXs4E5GBGtzCiO9twRbwtRx6rLaQIZ6ejkCbEM1UHgnh3yW1Dxi8KzaYNvWGdqOMGy_CY_15KH6gLJcbYtSFdIqhSsiBP2_a1O.Jb6Xl2IqJ4pmXxLhXG1siyYeAiIVXaYrzBU9v.FWWjYRK6fW2CqVIqvtO4svoHmdQDk8kb9ZLsFrbpJLBol.mNCuzPPGt6Amt12mNfes8ckLj1CN0FCRmpMT.eCFhW6tdoowL49H.iXWwPj6TY0twjFGvRa9_DRPmkkHyhFRy.3njxqlTsEk6ATfXEyQ_PG5pgvrtDTOHewGkdAL.s2T5o1COwfy5CzZqiw5JqgfzRw_WyEUrYD8bIjJ9i6WTWq7gaw8yVJKqXbCJAL1AEid5yDOL0_E_4FqxTEFZ1LcBpUcD.FbQCCvIce7yimgChgTbIYOYiRsuCech3b02uSyyn69GIgw7e5pULg6NWb3m3Hz1D_tHyM3HshPS5.rhk0hdRJmtn92MGUfiW4AoVyquR_QEPEWZ_Jth1JZAAaJsH6yg476VDZ6myRVGJdFYEiA4FowtUL7nC.2XQC5QaoMmuJKROKvsWeouNHD0IR8HR7bjCC4LlTZfVbVzbYtw_PTLIlBpMBurnLwg..qTkW10o44KBdZ25OdeV92ZdFtL2RtQxqLU_FjDMUaX3jIDtdDQ0ZGpaEEFcxixY9SNgFHV1LQ7uUpsHJKu8Nj9r2dqAW0vPlgQKgMcPCZSAOcHEbMWKuEwgOxzA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=9107b03dad8e05d4';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\/4256397810?__cf_chl_rt_tk=OoD1vbzec4BhzZWvmFdQLHl25Cu_eieoA_9xeFoRmQM-1739312030-1.0.1.1-lsTv3CXg98lvxKSe3sJLGZDGgyxNZN0LvYh8W2Opesk" + 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