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-886865624383.mit-edu.top/post/5129683740

  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-886865624383.mit-edu.top",cType: 'managed',cRay: '90f7e624db08c997',cH: 'jfozGEngSUcaUj9JA0uEUzYA3Zr2zffEWQouzFSpYNk-1739146466-1.2.1.1-uvdKf74J9v7IoLBtvdPHGMxNjvfwKdELAPXk2dox0L2Lw0JfPcGYRxwLHALEoXi_',cUPMDTk: "\/post\/5129683740?__cf_chl_tk=jPiLDjz34kDkQ8dTQ4uEMBd_JzYQA8nzQWVz1T.R6p0-1739146466-1.0.1.1-BBf7jbr3OrH2PdlTdQBmBYD_MBUk58.pb5AZfREJ_PE",cFPWv: 'g',cITimeS: '1739146466',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5129683740?__cf_chl_f_tk=jPiLDjz34kDkQ8dTQ4uEMBd_JzYQA8nzQWVz1T.R6p0-1739146466-1.0.1.1-BBf7jbr3OrH2PdlTdQBmBYD_MBUk58.pb5AZfREJ_PE",md: "wiK5DCnMbumifIoz5CKm4XcpXonM4n3ekWJyXM32XBw-1739146466-1.2.1.1-BFbu09Gjh6IaUqOdow6amkkA9ng1KcqytcYgWRj0DMIQSzBz7w52ZUYPrz0lOmI7zy9SV8bvCwLA6CM0vnxu3UrSyBuShbnUMSU307g7ZTY.eLlqKT5deUvbGXxuUsa7EXXJfGVIx2zaCgci16jZHbD6axMKGKIijfk75t18U2Q0iPlx3m3yYESlrHcOGynylS0tTYBRAvU6Om6hjKnvwlJaGP95rmnoCT0NPAy.5MS1FIRbm3tP0yMZwCjtRuJi1x6BDNuZDyql8LQmQUagfhsS4sfln.ZCvg8KPwzKyLDkBc8RlpwFY4lDn4P4MXF8dmSyXhy_28zmcQaIxNiju5OuGVFMkETQL1ZXSjjInlnqtTzXTR.JADpINbW2ErItc5b7n3BJcqtpUGuoN8p_CXEGsgyVduhFGHOJs2OF605ggbPNFCyDMIOxzOQN606VOdfKcVjal2tPP_na5aFgVgLHYviz78Kkh6EX8Ky1cCbI.WvRqlBCFheyujJEeLAWrZa6rnvL9ISh6YJbv_vNiQzdxcgIv_b8L618aj.3mlXmxPc84dHnBHWTxFYiPh9D0FpjcDvGRkcfxCbVFCXhFtbbIaE1BjjdwpA6sAkwvPpSQibBDKlOGYYCSZpW5frY6mv97qQ2BCd08a4_jF3mbTXTqUeYJ0e3gzrPcXgcaiEKQq0E5T_VN1w9NgjiRAhoGRV3dbr38Ykp1uTmgtvgQ3d.5eROHbzHw4StsQk1fRJvmO6ETozrJlOVBph0uFxNsgPUOMXwKW.pDVtD4IS7IQF6zEYdH3Sn3lBDFky70YVqhtMQepMGp.Y_a1KuOhrRLLPrw6dsmJBqIXg1fAsYZioIW5EA6a5VKXnoX9kviX8d_dT5WGSyOYYEpJIr_GWTOSa0V4CwRHTpoTEcX1QgGaSUL0Rzr7ebrvFZE09NEFT2wyCUBQOeGBFaphsBfjiRMTEApP_FavcyHgYRMtGd7m_Ng3ijjlwhxR63l0MtGTpNaUP.VFbVZ2Kk9OT0Hmrro3i2xhJZgnsepHSDLL1hNnPphNP1NrZVSyx959ElCoQoyHdCiSZO4kui7akuBgT49cmcvdwgy6HxXISVM6nZDil0jFY97DSaVO7Mg1Kio_0XApEBIBlxQ2hJn8CwSx.uxM8PBkg38CFU1o5UDxts0zS1pXOKNFNzPc1eXeu3C_1mi93pIllVFQQrZfKaMAq0lkpyxo8qOQONtyfgxZLypWKeZQVXprK1upHVEDKU_ddbUt4GJT6feBqWF0oXqG9nnEi_X7X7upp1QVNSd45EJsXFPUhUHjvPkbGc9nK_W2s3_nXbtka2xXCasR_y5wanainICnz0RaOJXhxWI_IwhiOI.TzEdcQnsKSKqs.3LxwQyc0i5S25Gz2xOMvS9vmvRRqM.L2nrvITCdnh4EltJ30jRc6z564fZbMbXPcwIVRXNHz8aI6uqVPhphgCgxWcDaSZFOMQlZYBR1sKz5uE54tCgbUAb2n7UJNhkNZcCv2uyRGk2OQTMwXi5FqjnACVMYP0fI2UguoDMGvKesVresvepxdQTg16potuIyUxaMY5_Wny9PPhvVE_Y9JINgWO97nK1Q1uBQafF8Ndb20ql1IY_eAx_Ay6Df4rAQLQxrcd646Ci.vV9TL4BL.BCbOGRmMqaqxWcvdfplIAd7VKrZFGYq4UegleLpvjNv4XlvjtFHj.ONbkfWNlML285JtAhA1JRSuqNWglB9l1nMJIYkmiQP00FTbt50DPUkT1_4tkO5dacAleQQyMj362BHtQI6hMji.d3O8Kmk9dRXNRsgPIqGrAvWHA46udZ9xoERWG2iGMwDqa7DmAu2H8d6UyXW.zP18aos4poPsDfkV26TFC.nX1Zzn2yJaaKAUOM1HycK74d265VmH2oGjsCNvJH2Fxy88nC.i35fIAZqHiTF15oGXAJtGRPnp3pUh3TYfB8W.iaKgeflpqP7ncPZT5GGVoh_NlIkbtnoTGGjHY3Q5YFmOHVq1cA1vd1LStPw2sd6qu_US9X8budP8u6f4bGPSUAzJmXysvSDdggFRDzi8OdSjLznOAbzh9ua4YcvDZcydIAUINNQUTt3ypjbitqen34p.spe5Fehqv2rBDm9_OkymHGCqUUwCfjPHxdMzphjkOJwXxrMUBiCJaa1xuELfmzB0ybNwBcGuYvJkWW7pu6QoLXQtWl4vNqJMdtgSewF_OEejmmwKvNhGmhlmY",mdrd: "2QlxgK7UoTZM1ZoRr7mff_8TDXySY0.0ImPrHrh.iKo-1739146466-1.2.1.1-e9DFT9U6NC55S1vjz.jK0LBktkPZJ10RCqIGkU23FpgoDsZIlMSFgEYGdBWvfibRsb64YlQvvGAlQ6v.QN4at2X0.44SAOsuXl2gpkRYG4lktJRI7tiJHM0DG6dUzR6yhizBzBEuTUm.0oJXUXMFr9J8xxZ7PVSaKB0FcJxRUrJUVDfyMgfAewfcPe0tavEb7CAQ04SGSWv7jd39CkyjDxAX1FPdYsdDa2m6YHKF4U40Tm1Qsme1m8PkbxcglAEXooGhJidPLwtz0GdY4ihg3j.t_SCVf1eagEzqefEFCOzD7iH9IqMhUAVYgqA_yMz.HErsLf3YJ7dWLZnSJhyQyLnLmoyPLmg7PpDNAiLLZAZ2Yrzl_qkg.6leUxp1ioscMMQhA89fdoHFnFynKKtBfJERdUc2VAh2CNnffxzqLJdZMzLzx7LLIe6Ygz5c4iDKTSCFMtcRybeqWkwsEiWENR0BgJoBPF3lHW7qkMu0rSoKazftha37WD26rnf3pInVSolGZ3f_LYQqODBu7r2SNQMW5FuOiICJ43swtwnYW8h5d5VyDqhE7BuCJ3G43orsispi0HH0hkhP_5fYQsHfWAjYCOU4WUQQEfy72cSQ9mwLJUCH95tmWEhXkL81IBav2sPICvmIoxbpjIxdhlXcQkxrn4VSiX7HTsl_Mfh1l8q2yHiMoKOeKvyDvRCa9rZObKwLpfJrVIPf3AqK6sdw5vNgNiPCtBAkV8iSApmISpHkltnKnScnCBTpzKvBNwDyzMyM3RJ340JeHJNdHt9RwVl5bQTUunOVo0gEQYw9jKu.TM7OalTyzhkuYcKpQYXMLWVnOvDyHejbC3QCht.fHxEuegA6wvknIM64H7Z4ilOykYl3q4t9yGmifU3Egoout.gTrNJiSZJvLyF7kS1IZp0bPPSEv96xYFAndPiMPTpX8fByVnJAEsG2wJ8pgq38GmkksgwLdpA1OtzhFbTgs.pN_RFJ8rItGqZY4cFF9UdPFTnPk1.nv3cdvFo5GAoJUrt9yWiB4SXo_kcFPZtQ_zAMCiNads9evQUTX_qgcaGw3sGDslOCVT3PLYobK2W60eEl0rVMwUwtxzn.nyhd6YKfxGxFUgCwQv337dZZaKIaI8TBXqwMMlUkU.vSAkfcDLTNQ9TdoDep7BmQQbLn4O7vpB8whjRnh54H1z5NG_kqB2Rr6Dgv1WQlq_jandPTbRUII4gybjmTnyAE495Ce.L_yfuHCiLe5g.RpiY5MzxaEkB2jtGOWLVIvNn2iNXMNKUiOe1J_VgR0K_TC6LLwH2XVQLhqyd14Vl9fkf2GmjuxsgssILCZOx6yjIwm1NOmFuV1fw4FK1SSI04sxr2XSaBZo_3Sze3AHzZOZPV_yWTYCxclueteL9bkHFfbM3pEfVHgBrXC.9NDiWTkgn5c33h_62BxrXlHArrn02E_MdJsxCjuK4d61DQjwAIj52oaMog8_16qeMe6yTzQUAkK7VDpZSSkuOCbHOwocOsEglUC9n5ttFjpMbOGxJ0qlte4W_jM5HOtswGwJfnXh2x.I8rxpmvTSqNWBxg1M9.rcd6jgyvJQT92mgp5zyglvN.RDXeU7qOgNlqap4MTbY2g7YzSc1eIVIcq8ZSH4RWtOpx0RpCPwLYlnYjfISJAos_uU13ssqUaKgZ_5qwvrnGlU1itqjnSFK5DFT2VVAGUvdhdX2NOV3RXrV5Nd0EMxE7lrWwxu4.GRLGXUGrGVbLfm51X007I2VtZ1Ltn7TC3BYhnGOnLgC_dbWlJuEh_r7ULKdfX5qampHCx4p17FpWGuzoP.jF1BBY37H01s_0S_k"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7e624db08c997';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\/5129683740?__cf_chl_rt_tk=jPiLDjz34kDkQ8dTQ4uEMBd_JzYQA8nzQWVz1T.R6p0-1739146466-1.0.1.1-BBf7jbr3OrH2PdlTdQBmBYD_MBUk58.pb5AZfREJ_PE" + 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