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-857536205778.mit-edu.top/post/2470638951

  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-857536205778.mit-edu.top",cType: 'managed',cRay: '910ffd15ddd49d90',cH: 'hg8lXkjR8wX7p_fZKuzVPel.5gphmCTZCOva8XRA8Ng-1739399063-1.2.1.1-1d4EHbfh8y83sd2DwmnDJ6Eq.G5pCngc.dwFPGQ0df7YghsyRPW0KyFzO3GCEDkH',cUPMDTk: "\/post\/2470638951?__cf_chl_tk=wQjqV_dycBUadjqN.QwfFB_Clm09k5R0DuTxjPJvRRs-1739399063-1.0.1.1-VpdAoROl7g5g1v.2pz5en4gDPuDu45Kju_bsjLwRkrE",cFPWv: 'b',cITimeS: '1739399063',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2470638951?__cf_chl_f_tk=wQjqV_dycBUadjqN.QwfFB_Clm09k5R0DuTxjPJvRRs-1739399063-1.0.1.1-VpdAoROl7g5g1v.2pz5en4gDPuDu45Kju_bsjLwRkrE",md: "cdDP4rMCsofQBE_9LEJjJLMrAPxL1GCnt2ybjUbJbdY-1739399063-1.2.1.1-laoZAoQlgKR2F7aUJjZe4gh9_i4.IGutEVSgaUuPuSfi1Vd_Z1.uMNBK7j9mlpkfMO3q.bZi2lDNhrMQZ0aoseIRp2YEyms.IX1ystevpNHvcR8vCvxmjBdbsFgak_vBM19Ltbv6lGAa9GE8UGNztfH6G3Jq8i09M2WIZBxx4xNifjksATJakr8DRTmljfC9Oplh__LVSstrH7QLP2cU45Zxp2aA3wwMI0WiCSRHrTHztaKdOI3_fizx6f2EMNigdSA4WwOhU5uwjVaNz4vqh.KAgvdqcF8.FsFRQdyPJuosQtef5f.Z7cV9ofTJBNBOgQ.bbJev3i1hz86CyaTK_lWfoVJ45UhJQU4SUSBFWD5JW_zPB7Fsv6rnfdfISs34r..w9.p8Jq10kdv9RUMmLec3SXDPfal9Qt.mrIp3bWJJOAVuC4glZlu_sF3PI5jdIfWv664vl.kpsez8lM3H7BoJj8zEsq89GNuxNzaJcKip70dMxlvsCjaeAL.smqLoO2hkFJAlqnIlDVD5cxPPZ8YSC6hoW9uxnBX.MZF79lwYZT8KJfS5FgiRpBv.vO5VupSgcMZgc0MrZPRTHACwZmt5r0vGihSi1m1rr_FflzGCNgHD.Y0z3OyTCUZqkNMOFCT1zCWXmaqVkURD9vK7RtFWRaAh4eaQeJIgbi3RpWOBlVwJ0s6vdSvh0_5.W8lksY1HKgKmhU_MlXnLdt4n2rACY1zYIg0ACgaNYn5e_0KOV.PqlXtqyKgjmKWwXdfpiMUMFaFrCpePjyeetSuuhSItqwgldYOTsgoArso4OlbE4ptXg9QWSZ9YSUdFmVagAyOqBXzvPMBBR9uborb1NnoEUGSSkJvsmx630bSJ77JyUVQZk27LyVkOT5oze7PDrAolw3wTo916s9Qs9KkSaIEQZoqgjqWyXdl6UolwWHTU.L4ELiIYjoS0MCzhzMuj7KrLSH2ZV0iFlE9kyccX7drh2.FNFyBMF8uIPCCefFJvFFUnZj3txl72uUoQOHI_D96S7jur5w2Gy18i_uVijuXeXmo.ye4SVN2h7P2H9UgDK4zH8ACX3vetQWpKPWb1Jl7ZjF5jWjdbRFNT2__By58xlCCEPmFArG5nH2F7vLF9sRR2IzEgWmTQenX3FsENKyu_BJtTs.hatd0cv9DH4RAFtif14jK8X57lKxo98Qn3T9jVzTEl77KPpFf23sqWw2EYULu1k_Cy1nAQtpKwJsuM4ISCqzGo9Llz9C9ZTShEbBXb4twwdx1ZaK85.IkkL8AijFb9XmjuzuTu8CXX.t.2PbICHjr41fbvbEsksFqyBzEQ3h797z3brjaQFED4DvcyQksB8a8Z2y2l.9ZIvzNkLAYEb3opzj0Fs.N.AMRrhtg9rpzlyw6hNbZmD4rLu26QZ8HTpCYYloZhaKoMmatWr0XabWmihQaqI4xUs6wHiV0vZaaJOXauOGkkLIJ7qtzGD9XrtFVHinvKg6lKTLFiRlvrmcviqOUhSfPKqZ09NegLT45tzPm40s.RpdNACWj3Qyr35JJ7jI63kiraNShg2BbAV7BDyfDyOTBzkMyiYSfKbF35h1m34N_V_IwEiHQhW9rbQ.rcvfqyp3A2FX6ZCNsQT2c0QEysZm1K.3gntQYVv4McFAfbGk2BTdhV0MV6.w0Bnm1iQFMcn.WHAN9qnw71hawexzroA8ChxiEZZ_YquI7TC0d6v0GAiceZHNT2gdKtOtz_r5t5Go07sbuOhHsu3YDBoSumvFh3pRec26MiLdl8r641ExIY7OG0k_xATeq8t1OTwY8JMRcIvxpTq.3S99G_RAmjqSgI8EulbU2zdfw0Dy3AeMkZJ6tLH2Bcs013xig1ViC6ot4RSihLRIRWf5GGW4NzD2P9mvIlxsqZ_0rCDF1ReRxiwQ7etAkTRJXVJVFbJyuJGYHyEIhMpNHSfH3vJpN8tDX2H29FtoCt_D9YJkcrLeBE0hyJFbblrMoLR6ItUNQZggrgCDJrfzMElGNntBVobcXTr0WgbpxLGZCX0FYRCnFNjhYdT.6eZyyQ2898s8_v3bxk.I4rUkg2nz4bkViudLCepqdVU9_1QetAC2XROG89aKrYY5qq2WZGkGPP78SK8AcbzQ8f3n6VFzGNMJN7J4wJ3aZW1b5MwUcDmqaRd39oUEPrj48x2dSnDGwuiyVAHl2noUJ7ER9actpW7Ahc3E925OsR03OiA.Cgmgj4Z_sU239j",mdrd: "mVNbOaYlGVXHBBm2WRoalMBGljLU.NBjy673DKfezvU-1739399063-1.2.1.1-u4wGfVQeV_FXAxPo3LJU3A7hwoNHR4LbMfOfFn2KGCkxw30bsqVmxBJFn5QW67xp07cWFDzUEVzsdmBIa8gQvbEuYm7M8RNMMfshhC.G0QbHq4jVWT0f_BJrz2nLbxfQWsFgUGs_NsHoYa44oDLmxTNUluQEBkMMDgVf.oWhhDcWPVtIeFTO6kmt3gJCyXbkIjVoAmLyUJ2KYaI_47ejHnaw_j6_b2MVJI136BXlvDlipUlRQPfjTHv1z_0RT_RQshNKjoQgbFwvFXHlFaBQY3K0EIdmOTXKhFhWhL80ZnO14uSCZCb4A5N.pRjgev0CK3oTtKvp2xLkItN8GsVKE63WdqBCOO1lPH0HHzmmzKrz4rMh5WFC7U.nlRwXlaqIMuLaRJj4ILGZFIrcZ4fH.ffFhjk2IfYtRuZgIexeFttW1KKFRnGZXG0bxHMpbYd1q1r3PSHs28aMFex1dp4pTwEwW.ZIBpz46xP6ZLikTsUYJzWNroISaceYUuK8B3fSzshVX0lyqFy41umOfDw6Ohlu8KwHyRem22dSF8TXDw74FjjKIpx7pproyEAXMe.9ZJjbDVZ9UBr44mk92an8O8xDmJyLb6PfMMvTROcA4OoY2ZnlfRpTI9yvMNUOn6gHtyQDIoI7mvPh8zFTbckecrNKZx_L_a6eW0n.sJ_VsNvXI9asrAOmmuQQoA0z5pLlKsRj36aVXLwwW4lTsRK1xcaOhRSLmRvcFZE5jvcSS1BvPdqETQD13p6alYB7goIVVN8t8UJ9C2cAMVjuMKIcMJkVtCmdklBt5ZC4W2zwsFf6sbTfyJIfKffyXAq8_Z0EAEE.T6cVvTvJHdcLs6AoB8Cw8c.ZFmtw1pS6xBAzkz1z8TuOWOwOLrFaD6HqgfqaL4glRXu1JYOZ37evbxcJkqstAciK3AOW1QMXCIa5NDg.JnE2Wel3yjC6FZhq4dzWlE8I1tM71aoB6DYAUsbGhDOp9s.tU6tyFq1pgBNhtPvmOIpqSvMWn77x4HBXJD6o_55gLhA8bVGDJQj2ES5OEWaZSlPqjwMPSQBBG2ix3JSR09YirpOFKWy9kTd9Ra5JlWNcNi9SOZCx0XA60CnxSWpPtEHnc4QkzaPl5YFIsXCXxH3SFoi9S4nvowIW_w6iSoL5hIgcMbTTssZB_cDudy.VHcxzXDEUWA9wPRvEGa7ry.QzXP0qeV65AZE9vu_R6FX5QCtrnKk9OpcHNE2A.N368.ljSwr6p40GnpAOVjMetGZcz5L90aP9vhQbpUvtdWZ3p1yd7VbrmAbRF6.60HKP83VO9QN.CtpPjQV0U6CcvkyRKyc2Xw_Gw0flIVeEGhkDmDM6QnXHWaoFztuWwlLRlnhSdMxlOSLZi9kzTSVKGTT.Id94AhJJKnhRSA9gzdQPjJAWhj3sAi4D.jcy3K3RRTulnWyTLoCYqf9onqKKBU4ctrK_ULB6z.BMxSF6ZGrBJjeT6lPccql6hjkMhNe0dHEpwn4wjK7iWqPNDs8UfwJMAnGKY979ze6SJp7EUUzzyA5Xshn6gnCFzGdYy8.145j2DvSBJl2mZUlsIF7quwntsnmC5Nrk4VZGciQvh.M8Nle88E25ECPzS1gW2OGWlR7zM.6w5ldeoRDEgCATA6GJozy2JreJb6R8R853GYPU0vpNqB.S51wdzBBAdbmOb3xq2i3vIDOYFP4J_A0s9b2bseARAc9MZPFHAlOqXQy9uRDahiE_LmD60rRhi2hX3dxgmOjiwOhKdIxiVxqlxDkC4idJ_P.mK7su.6S6WIeHH7QM14jdaMardOj5NQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910ffd15ddd49d90';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\/2470638951?__cf_chl_rt_tk=wQjqV_dycBUadjqN.QwfFB_Clm09k5R0DuTxjPJvRRs-1739399063-1.0.1.1-VpdAoROl7g5g1v.2pz5en4gDPuDu45Kju_bsjLwRkrE" + 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