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-777265309728.mit-edu.top/post/3815924670

  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-777265309728.mit-edu.top",cType: 'managed',cRay: '90f3711a6e6281b7',cH: 'SaL6282.wsN8h64f0QBVfMn_qzLALJlUzu7CB7NA9EU-1739099729-1.2.1.1-439LBlRhBoV7a5NjzTT57gun3Jz42K2LwyO_XyVFdKEQjmUz3p7fhsyx.IKH0TNM',cUPMDTk: "\/post\/3815924670?__cf_chl_tk=cvIkqn4zqye.iNf9BvCc24vrcE3Wy6losCAXX4JNZ6w-1739099729-1.0.1.1-TK4g57aJHvrQGH5zLwLTODvDctrj1y2YRZSyCB.V1xg",cFPWv: 'g',cITimeS: '1739099729',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3815924670?__cf_chl_f_tk=cvIkqn4zqye.iNf9BvCc24vrcE3Wy6losCAXX4JNZ6w-1739099729-1.0.1.1-TK4g57aJHvrQGH5zLwLTODvDctrj1y2YRZSyCB.V1xg",md: "CGXvHQ026iCAMURBwSMChw.reqndqGoCcsZ98OGd.wc-1739099729-1.2.1.1-m7n7WaWRhe8N7awWVkCZHdLYT1SR7Vo046zXTwqJEtb5oI_vqV6I595gCKPUWqH1.JfEQWMMFJnQnOyRIf2i0wE2Lfp1j5CeeIvAIUi6YmNe1FeVZPetR9FMArlBGTORXJTuAmTDEOktoL6GQmB91MhE2Pd2Lue7nOBpzpSamGqrLi27dynap0A0BSVG_9b4.xSpHvDu0FOQOa5FZ2iiMiepyfre71s90_1zpdlkKNppp4vWR1gaTwAVS37ce05bNXDZY334XSPfTiXzJ3LEbyW3vHTK40kPmgaSkR1AqTmOEScQiLRPG0mVlVkmMFcxjTZLjITH6VqlWhOcE9khNChqum2mEc7s8Hf_IcdtQkRxtTfN8EtDN.OMNln__eM_jTtpSflE7TF45K0XNBHOI3rke8N_ZN_qz_6vgsrliDy.EetX_Cvxjoefrfh.wB8ZLSGw9nZk9UmMVk.NYiTvCJOtcrAkdFSgaNnUC__6tcPGDDjBlysCGOgFQwpKrZANEwsJhFK0ygdBW1UjwoJarNBNc9HCbrUHDXpkH1wWx5ZDBtUKycvvcuxoEWMfGXIAWRqqKV9aBwP4TOEc7_9rI2E3iB3AXyNPXEqEL_1OBMxumgXMUyfx4kjV4p7ouE7DyV1pn_wLhaxS.JJPu6vrmgVhCkJ4h9IJ6m6b5t8dkGfl6m7gZkN2lHhxmt21T8Jk987_6MMjMJPl50vKyQvMR_9AB8c0FNHEqMCE0lUXITIrVFwVlq3D9bN_Bjn7F4ImNhBhTDUH7yZ.UPkhWPpsmHoUh2pZxE_t5CiXWRCbKshw7LPVKzXhAC..EAA6CdKmXn3B36Q_wWnGpeluetTILrWIkGkexl2kxKHX8rTYXFTEzgTLUcTH9zH4KVqMsfhe3RBAxCNlFWs1zN6GmFrQn0zYJUhKNhLof68sH7JN_fwpc00YLO_eEL7MrUseGhvykIIviltBybgIz4Kfh1yNCPA3BrDqLkhAM23v4Og7HdsQBaJrZ0DxQf8p2SNa1TpFea9a0HAZS0s8Pk.Irjf0nLsCiS5MlZ5p3.RlRJbJm6FjZUYeDfR1Vohv5NN9nt3vwGO52bAhpkEIu5n2Gz2d7tGNucs2vU4SF1uC_o0W0.qLqCQX3DUhfxyKLlnjB5kQKnh8dIothUzwubiVpjSKm0XOCI7oDaeZdSyieTxJXIR1Xdkc1vntc91iDOHc5jcsunIUrZDumlVFC3UFv7hvLOaNzxPiyhGwrUKc2LglywszTFmIQz3BmeqRaNU7ydR2RAHAp3BLY4cy.cWbXP_vg2FdVBGiB2hQaxfXbosme_IlfMAdo4idO7ko5nrqO0VDVxkU5RRX24GoF35NN.NbIb_Z.s7abNeoJOxo_92uwMqEYKiK8sFyX4HRt67D933NcEMHAvl9UC5RL.DRn6UMXnJS3doWSsJsXRC59bdC4Qak_IrB9oWM4kupWhkqD3BG.OlCVgtXAsIIDbFkQzrLweJCMng04fs3AOxnz2QjL34WRag5DLc9h44v0VnOniZnYuErxIHmciGmXd_jShQIeYJRYrq1NUziNc4WtBfK84vO8c7zZWpHZRFDa3Uz_OOrYa0d937JeZiK7DIqtpGPVOVJQQ8pxGAdLfO8U5s6MIwFgsU3_sru_tJYWL5BW86v9C9NYku_rdHemXRHVmvplKB0W9Z_Onx_KCThtklSyXS.5gn3oMVdYJKHPj59zmJz_v1YamdShaSEBhOPlrV7U5sKUphyJ7b4XLLTTOcTYkrIY17VWZ_CGxkZ.HrtbruJpVoMnoL1LzYhqgzwGg_NRvHX4W6VjUE9l9ak_cQJvAt.FVUXLQFICnrHqz9vgF52KNYqsJylnGZdhFX9Wpa0nG0mEKOdaF.hNKlZyh6P4wYpW3PfJQdbCUWdkKo6TnyEdQXPFAJKTkx06XlTa.9krMM0519PeQT3a2zuU0YhseoS0WOJoA3fSPeasymXHaCpYvwTVgMNXUBgkdaLMyn92PAvPtleEJJnyw2kmMuFNFrMoRwSe5t7.Y721gJ51mrM3kzWdfYCkTaL5aaImSWWEqafPixKtUP.zunUy47P9cG6xrQQ8tzY9qZLvb.aFC9CFzEibaMJ0Oghg1Q.7.d7V.XSMOfG0sRXsJDK3yjCBoCq1EIe9P009MJaXgFRiB9.lAXbV33Hoabr7XabImUflndzG6P1Cq3WbFfcxhBYNGBN87w7eSIVq54WeEgL9rSH",mdrd: "KFruHfhkrrmYb08zwD8XhSjwKggeYHI1686WGhl2E3Q-1739099729-1.2.1.1-oXTq.j_JC7FTLuqFBpHgdv0cueMO1d2mb4oUdZ_MgQ4rqbMoKkKQ4KQJBqLB3P.zekcybHxsfkByA_6htO5ObbZNsU0zbDjvE_Hj688C_Vl4ZXwG4Z_1yL8lcC3kuw0upUJyhq4aPo0aF1dkMZi1U79qYrxLD6KVUUrslxItrgbWm87nipVla3P7W.Jn5XgDfTjZIHAOGTt8macryb5yu7jVtOx4sNI2ckTsKs1ACMwjZ6y6VyQWl6x4r9Ziej.LPIQHbxyzgIDsvmYptm4r.xQuyi1rTJzOXIt01MIiFjy3dAf2moMpbKKLXqzfX7C0kYL28gVGTwR9VCE03_oZLKzNFvfnl6wMnsDGl3Vl0WFcVMZqlFBUUMzfXJgEUeACHr8SWHsTMdpmY7GLZueveWL0s9NPiv9FP1tBBAGK.RoPtYiIBqEBxWhp77znHUurJ9zF7PQDp9YWGb18YFUsl1Ztgj2ZTgqM70SqtyZ58scg46YF3p_2fBMGGSysj.n0d_VawxqwPrSFj9BNd6UsIWKwr61THILD9HjEN8pjmmC2a8qpzHRCJh6W176CXQvNyGW8tJH_s3HnItupzQcLZ7Fw9aYi72tW.62RSVjh1xKOajhMKFwIMVtlxufTFgGUWD73kSKfCcITryZN_H2XB7fodFJ5cZhWXaxO3xmKutii4O1d_Amc.nEy4U.aS4mwiiBvrn3I0BHwsBazVoREjF936q_Ma6mAoRl6tzSyc3VjNse.Dgz6su4_pDnIPUfXwBgO_hJEoWMfBIllGAKqBTNWy4b9E6g4RM7hfGan.Z1j2G_5bFwG1yxHml83gD4qGO3HmsDcYBsqjUkZUrrNFD07EaALMYb5QSpN4gRG3oJBwwuEWAuz402BBsW5U7080Zl0WwduEDuc5F4uh.jVDIH4_tUsH8a_ph79PGzNPhHPWJaqOc0gVfRBPjKS0q1CimCntENywUkx3EX8hOzcZHTWhFf1qHSm0VHrEmYZdZa8gQT65zb.L5iQgktYeMy_HZzo56447AIagQ89vPEv9pcRyCrEnGabcxSFO1kEXsqnQm.UFhDWM7BvtDcUou3T08d970lwBAQ6ASRVodPs0zBpC7d81rEtM1KsHQsY2nTI0pZbVN1aDiSqEgNvtrE4ygRkCO.ksC_CAOs2Y35opear5CpJIUeZOFFUlvKk8F19S7.0Z7.niivLYS8od.eo4EWXy7r0Owo3ygRDkiHAy0hhUOskZlY005intDwDik7sMSr5EIIfuiB3zPBDOXZ6A6rvETALVKwfLlla01ydab8XU8og5uB3p1rRW_etv8xYkTrUrj0JtG.aj2o5mSxZTgE5vn6iGHirElWDYEWHSctHXRKcAZRNlLnc8CuZ_rbprnJuEagnOJWU8Ro5DipwVoQLFqwU6v_uooVAGk_4iXuQzW8tM60Zzmevu6r7DjkzBG1If1cEIuWIv.zGVb.RjJ.lP5PftOsxrttSBEOHbOoezgRWQ9RRbfLZqK4damMhYA.d_P9fKONRDFO31fKwOBIWNNdszJA9hpVAFNRuDpySS0Lc5o5zUE1dUnzeLNVXGUK0yhDi2eQNGSqRsrleTZrROxYZda.zy0g8FZ_.IMaG6kHEtCHK4z7921gITRTo5mhzwL0J71kr3nofwCRF06ppFDM8F22KhWClqABHIg3REd8xq7z0vRHY6GLCHUZxrMRWenYWzWCWbBMcYBmD3HkZEk4ex.LrKLrxRYperPjkaTD2EFtD2E.o5yS5sJ5YNXoUvJeIa8Rcp5JQIY3J6GA00OzU01sCYxz92LpLYXiMWk_FHdS4Gr2l19YgneM"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3711a6e6281b7';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\/3815924670?__cf_chl_rt_tk=cvIkqn4zqye.iNf9BvCc24vrcE3Wy6losCAXX4JNZ6w-1739099729-1.0.1.1-TK4g57aJHvrQGH5zLwLTODvDctrj1y2YRZSyCB.V1xg" + 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