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-303405580362.mit-edu.top/post/3920764851

  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-303405580362.mit-edu.top",cType: 'managed',cRay: '910f633e6b6b9efc',cH: 'qMzxRN5jHdtoW8DL22Vq9BbWMO8fHOpGwsBiMxgbGv4-1739392762-1.2.1.1-HSZzf5sjYu0GaEXl4u.HstDIlN.8rLBw2NWtH9EEB5KhJNTJVkzYVU_nW7wkhY8q',cUPMDTk: "\/post\/3920764851?__cf_chl_tk=3UVwTCpW.qyuDl15WRjRoNjcWaaEveY1VOYngStyIfs-1739392762-1.0.1.1-XaE9pnfCVPuRiuyhFjhajROwo_l9.fjY4SJ_7383j4E",cFPWv: 'b',cITimeS: '1739392762',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3920764851?__cf_chl_f_tk=3UVwTCpW.qyuDl15WRjRoNjcWaaEveY1VOYngStyIfs-1739392762-1.0.1.1-XaE9pnfCVPuRiuyhFjhajROwo_l9.fjY4SJ_7383j4E",md: "03bfBrJFdfRUdp9GqdCfC4l5HHRwLw6F6nZ5IVzi9pw-1739392762-1.2.1.1-zz7Rc1IiK45OowmrDwtiIR2mDgXs1ZBhP.UsFOp25TKvgxqRmtiGLQ4D1rVqCnM.KpmxO_5csz2RnfrD7_XkVKcpUFlibuT1qAvt0OrHbcMsrU3f3ptnOENfD7lKsYqvgOR2uH59rkFUs2jDMji3v.ZrBZrEoLBS5fXzTak0UV0MGPnuGZjNeSs8twEmegCT7oL8BWBAvuV2Gnne__GOPv6ozXMQmG7eS6qurTFTlN4NU5LOc8PtGBhGi0pbzPhCL95Tid9iqb1jsIDzFyc11pJhcUbV7xRsDfk.j8PIAUaAnaGzuqEbrBEQ51UOtwDb4qKH6ccqYoUMadmPW0bZO2cb.WhYnjM62qKXmhj3DVwG9mlSmogAMZzze20mUIARCLpCYHPmhc7iqFa1lwGNAXK0GtBuvdNF.txFon2crJc6S.RZafa9FS_aIudppldlaHc5EuifJvvsovsGkWLv9Rk2TLdyppg19tdTj8LgXA3B4h5ncWa7oGIywHHcsMO_TVBc8LGLM2Z94b3g79Hm3LSqBbUfcMwbVr8OZHrQUrOg3Qo4REGeguKgViU_cxqbgb.Ti0oS3ogDKDpYFVzaFJR9t1QbIrpXfWEINx0s8uDm8SHL6wdNw3J_Y6bMYIZIBoWgfnC.mtYFpLmKID7KT5S5gYO5OPDpcUuHd558Fis_iguY.MatSqzrxawLOiDEPqDk1p8mkEmQK68SCfXqHYOvNb342zI_8VNUQTGDWRcZRfolf4wjshY4boAJSp_Eb_whbQ5lKiBvPy_FQk4mv9iGLr17LP3CwUE9hMEEHVUIDFpeCOkGhJ1deYYLDUOjZDdwP2McVjwMmctCZtomC.pd3bsoMDgVCxyJqDX3UmJo7_PGzIHxeYQZXyd5cC5FahOPCfL2OHVH5D37B3urgTnaY.AWGmHFqRDFV7EnNqC.twGiEtyQoEgl6sK8KhrEIF2fCDvqVIvRXG57acpMQj4bm9PHOhbnK3.qETdvNZz3A1PtwiVdswz6mmyroVfYvoofpHH.7i8jvbTrXX11q_EuZ1URZWEtL3m6P3CZXZwUosqnSBRa0dJkxBz9AfFDPGo6qm37y3Xb1Igg.igP0a97xf8EAvj1A0B.V5EqccpYRM4f_uzPsjuk5xKBD9rSWpA5J4Bp92CnnI23HFrBqRsevoW3ud836Q_YcrXNokXYX1dz_WIcUqgFElaMZfDrwRwD0wn_hj2Zttvk.LuYM3T8H_cDyNHRjYbPe6Sw60JZExdkL0BGMTMnF17HvPy43LKmh6yWAw__Z8dz6_4Z9R_RgEBBST2R3oPQ.PR_HeB2f9eQ9rPU85_U6kSmPkCvR_b7YRuNHCbm60iitaEw0u4GDKv7kgyCUEKAymHWguuYkTKOPrDDVP4cY09ToB8NKAg9N5HR4KPF4rJyzfPPJYoaA7_88xZtg4HAMUn0TmiKc9xn_SuWLjiOpCtD82Sdvqr0lwIuBJNsGjFSOMZ0tJhqt6ksxWG9yF8GIX1VjwGypqHvyLDQa0SzCoPc8rqokhMYMv5tFmqyXqOXepoi04TRTlvRTMsvvmeSWdYT9BE7JZW9Yhj1lAQMktmf7ZKAe1wmHUSiflcAO9eGWGzU4UhPfXouRunRrZO4kljKS2JSml3V3whHJuCmU8PapU7u.CehCqZ3r0kimTrk3ql.UttEUTEMM6Rw16V7GPe5Il8TBjiD5z.GQAq.0HUz.s0J1Ma_K.mLbWtAJZvjBVvbWXvs8nbve9j44FwEsWKrlGfCrlBRP6JPnyoe7t._f7fdUGywgA_lEHyM5v_BqWpe0EuQMu_5k4QcdyV3TiA9nsDk0i3bP_r3Fb3aFTefeLG4Shlw0MI73tenTAswBZnlIaMb.EBl7Fq_BYjvjAouprxaIos.p6VvvVoMj_WtA_Gkd2qootgX351rlhPAXubpY2gOcygqEVXX33mS.2Az7U99a0IgxjEJQiTYPqWH8Jo3TI4p2Jacf27rKtBFTd0taSGuamXdvz88BmpURtlDJeb3mWE3tzFdWcJqu9ZBJqtFtmgd2Lzm0dGeipCqL9LPQGm9BU_yWFVTgd.UufBnBbIBRrH8MzW80BlRg_xYUrTyhCz3udm15KEIpMGYNilDHoK_jU4UV9XF6wphH97R7rHff313jYNUtZCjQFW53MtkJKTYsit4sChEtF1qO6AzzJbutL49lgbmsQsGqxB78jW3PozmL0rRE5ximS6skBpI",mdrd: "JRzXvFsrpw4ea_jo.ivvx5Uu2EOiORMNhYBmpM4aYBA-1739392762-1.2.1.1-enylEtJNbKuonG_TJzWUTLRiUcsjQKgfja8HYy1a0kCODa9TUESK9NEYsKT.mSwkEWa9sI5RUWalIcGPPuRZivwBd7arg1bzebKDAaR1kFJ.mnGae7o5uGc5essvBU4Ie052Ub4FS23o8NYNDiQEXIsdOyTVwpffHsim_nIx3hK.fz.g07QWMAmTNpdwrZ_kGjdp7xEaJESR9HDY..KOXK7MWm7.fn9SKqaSpxGu3iVnTj.3NdR8TznhaeptoG8UqhchzhYEVTLKrUpRt4nKfgO5_PGO3lyGbwB5QCDBkDrITfddzHlUu4efL21W36nUxD0WNETYXAHR96j36zoYYv5ZbIJ_DT.CoFoEkAWkcd.7tbpJAFxZ0giZGQJReAT3hpSjjvP_lcsxUKlQeyOKRUaPPFH0Ro0hwnsYbrL4Fu6vEoRg9KeGmvBLvTxme.J6ECHiapgaDmSoNDi_Ba_ZDfdhatm.JNN83SAwT1CPHkeHvEsinmJ2XVfMd8SAZc3X3w1ic58t6H7u2gJG0WIuRGwObEmNCOIiHJD1sDLQZ22HKTWwkJaWCmigr8.78h1pgZkRVS5BKekcVLkNc0JmXC0l71KmXtZ5yKRh_K_aJH3VFQ6BcTu_xx7VoOCTuwb4yjaTmocFPZX36tyjCurKsGQjma_SE6WlLADDoVK5BU1sc9jQwUjDXJSkvGLyBiclPHgLBBxs4JL0Fnj2VihAQZpo9JeHdej_FAqASP50oL3rGxYAJPDDpoQjqyvHTEcjexWYd7RY0kdIxGV3xmheiQV3PFqX8zx8QIAlCBpA1QRVxXEHMIUpAua_VIGEJEqTX7xDVxNL3bZ7FiwYu2Bt1H7A.rWqUV_MpyDREAXKoXn0DVmWumW2DI_KNXSivoCV3xdKpNOOaX1LdCIjz6DwE.xYFoZoDHa6DNx.zxUmalAADyV.OTqFMsta0dvH2OnZvFclLpJix5u7fG9_p4_bvchRzMSCxZ_aIutGzC0XwwHQSeLOog9UHB091hHJBYuariip89jf3Bkh_0GUqz7Xtho.f6qG.oFQ3vmUaQGg5cuB9LZ87pEfAS7iyOZDPOZLAcUJOP6eGJfQalpvJleO.EdiVX00C8wQ4wa4BCN65LbjVj.E1wR5gBHAtcYBw7sOX_5zQfc7yOYyI.v2GzNLpEvT0ZRs3F_Q59NYKt4zP7nxWqe5z8T2Jd5OpokeFYU8Bey77urcb6LW1cDiFvKxgahcKGn3tMD0lgH9EZCauPoxK1l_Ke2oBBINzJx1zTNS2l8wmSViY7NTn15ZwJo5Eqi0IXiFcG5Jg0fAse8wKJmzsP0EWk7M0g2oxkzEeOrvgqOepMYaKX0i2VelJDLSXgJBufvl1xcdqxfhQY_5KkhEll1ctqSxwIqopmDdTG1NKtTBXTyXQt8JJMmdSQ09UenvQ5RlZkyflP1ezyP7gK44FT.FbPN3rH996tqpxLQMrJQQq26ZqG_c.q0KcWKmPxuXvZEnNZlrQUFlV2fbDaosqlRiyOvayd_5MCizmC3ShpxbOxYQxN0bo0fV2AOih1IhpXVgJ8uHedpDTmnQGYmaGiGbdsGSkB5oBGVuyEaYYsfwlMMfhXQzOF__lLRcQaGyCDlqUH95NCvMCnnV7lMQ.nd1ZzmkcWAVxCLHvLTWhgMH3EPVA1ErKh4mifquElmzNuQyqHDL.Dt8l3bLapVxkPNnLhpP_Vjwhp3dCQ28JOAVZ2cJ7Qv7x.GxCwCqwsbgy.hE3E3B89JJfBaFkmjGMkwkUohMqr4n3hUfzwLwGM.TYXaNbUaud9u40BEfEw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f633e6b6b9efc';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\/3920764851?__cf_chl_rt_tk=3UVwTCpW.qyuDl15WRjRoNjcWaaEveY1VOYngStyIfs-1739392762-1.0.1.1-XaE9pnfCVPuRiuyhFjhajROwo_l9.fjY4SJ_7383j4E" + 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