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-729251038440.mit-edu.top/post/4173568920

  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-729251038440.mit-edu.top",cType: 'managed',cRay: '90f3725e8deac97b',cH: 'rab4_WVGO4VvRPDbs6nTWIIgs4Zfan6S58QahogBGUM-1739099780-1.2.1.1-w6oJOBG09Pqzzh_LRqM7YXFwblqXuqctfEQXR8NuVbl7mhbOCVweNxvoB7Ay2gsZ',cUPMDTk: "\/post\/4173568920?__cf_chl_tk=Gbw_82sN8CVcKWmYF9dPhbK0pAFNLm9WYInM.OPJaRQ-1739099780-1.0.1.1-3wEdQmJBL63CZ.MwDBNaA.VgDVdHK6gdn713Q_vsxWg",cFPWv: 'g',cITimeS: '1739099780',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4173568920?__cf_chl_f_tk=Gbw_82sN8CVcKWmYF9dPhbK0pAFNLm9WYInM.OPJaRQ-1739099780-1.0.1.1-3wEdQmJBL63CZ.MwDBNaA.VgDVdHK6gdn713Q_vsxWg",md: "CepteF9ENoByxNzIxSxQxzAAxYefSt.eLi7ed1EQzyU-1739099780-1.2.1.1-vrWxVS4A8SVC9cL462ShCSYi6ZblhMnn2Zqz.gThw3E4yY1WaLEyBpuyXmTMbSonRRvps7Tv3CvYiGfztM2oBzoiaR6Ii2nW9npD1D2vrrM5O_fr_GZ6ERj9mH1mCWbSkeGuBvQSoVjxE42l7n0DsvQSdmxtIiA8RnJMu2HQtMs5ekhXf0ReSQsr18ehtySTa_k1EC5z2oRVeB4ErGkzGd507QG1s947d0XaF_FSEU.bgAArFxw95DLEnwQcDAAqgO.yrb80AWUeQyXqnuW73ilE0oCj4tppBaAS1jp5UGBJ5KmKAEDhk7d7AOboeZmAMvJA6EIEIc.hxNnAWW_oCnun4oYTQj5seLgE9cGxhKf_2XfWpNz3Y_N2caupozLpZQpMMfT0C5kbwRSFjRVZ_u01LryXf7BMXGCpy10VLSGYrFhexP6MuuQfeEFais.3TJqTw18FGdJ6FRUDS9Uj6nidll31JHdzXaJrnFqPMWJJjHQwfrx2mTb1WmDEqTeVh_cuPU2zrZGrwyRma1_VSWVOdTF7oreuVy8NNsCmastmezmxIO38dvoa856crxbc3r2nlNV6pqbkhCeQDrWLTJ3_ocf1_wQ7u2.kWGc5snGyFLJq8UvXTHxJtYGCGGxIUVedhG6K_sH_dDBLmqAAh7H4gDEgkVjNu1gncap5TqFtVYbCkz_x4zyn4qFC4uBhQeD0ap_cOV4XDnTi8Fb7pc7JqLp9LfpJArYWqh_P9qTOeiwgscf4ie6MTF9L2YkfQhJbqvttLsw8OyTKzgcTvrVIF7o8pgdeEwuy4TgIPyZCNZ9Ll.hXB6F2tnqxpr3KqeBRPbeYxyCLLTxvmEEkDa8TpiskoByDi.32zbDRHDHIqQY_NBF.MqjEacnBqiuz6S.ewi9ujowu34DCxkNfc_WVNwt..16jJD4gyt0hMSkeMdG1q74vyEV7rzP6ueJWv_Pp1HRnq7.J2la3X2WdvplRQHOgrpV1zYjuoTMiAfP9rYDSFaulR79SuZ630vEakCrOmsCLppMz64aYsDN5lfB1ALNVyY3NkI5wuobBbk96CQ9Fd1ATfLV6JvYZJ19TipYJ3yS6sE3iENWKaX8A4eXKLzmA6aVznc153aTXS17PRKg6DyASnuByKPNrklMNcXSZ080BHjObZFWNHk6U.aVZB69NBoEbNgCfFdUR4rtVmEMWg9GudNZUBCmHlyOUbcXNisFCAOyke4Xs2L69j8zKaIWN18yq5TWWTxbD7LXJSSUj9pd4zSYAoynNQmVjVK7rIjnhmgsuktFKruwaUA1aYk4149xptmTBZMeeLtUQ59E9ctLvER4V.aYrkMfUKhkaSWgPZktJ2ccHmt8_JHfoK6X5MNa91I1jvy2Pi4Bv_aOt.7rAHK3Hn0MT59Rzue3B7qwtGCC2Jk21H9pEVPzl8SDy1fzdrE1n5fDYeKUqQ8bB0BCLJnR6t9S1kh.yjFxbWTdz.NUgTIDc3Dzd_I9lyqGlRWUAgtATlB5kefIOEuJmR80iNhdg547SSzXijs2HY44DUlXHhTOCASo5L6C7GeQY0QE7kJ_NBUvKOJ3LciqumoDgo8XHtNf344wx29qa8kGndiFEGEhRphR4nIKJoelJ877p31gfhabgbAc.QU.tJJI8lewx.hpLqgXHEB5Evs0kpmSz5vfB9b8ObrNXWqV6ctLYYgknIfnfk6F2AMLfNgADVoiGKUGo1evnFN9FJBBDVMUOgTsWnH5KIaawNbcCtDKePxSWFZH.yAtAOdb6iOMjIyGHYbNGFvTDUAZOT8gwP4CqPNUjFIG.wxB0vmEDRMr43DbrOU_k2r3xZdqIUB9Sk1ECWfnJF6WY89nQGDIVGNdiHQJt2CBhBAFxMwRDu3wJ2NJMM2wYz5_NHOnU4l0LHwe07ELEbJ59oqcukf21bKdfRdMmBp1hLCGB6Vyxm4bfTsB1AlhaghQBjg7fZM3347aHWAyPpdN1IIjRmKCmI_Ye7s0Ieim5lzk_r6RUvD0XjfzVgDmdFWSqd3igLW4EvCQBuJ.muega0An_RaGZUm4FXruUnXkvoE4WQntGLqgBtgmp3A9UsJiJXQ8ZAf8teZ1p.ysndLV_d71H5ASaqXI1PzeizlyC3x5dYGn6hzQAEgRul4zQIJEK.r7cqnu7q71q3QxWMzpr3cUacxTbYiwgyPwMrOUfITzVC1TBBuzFunwlYF.3sGpBWIgZfqjvvgTFG65UDYYy",mdrd: "xq8A5GsauO_Pe8mDMjuHbZ5FK1oXlPXbaTNorbpmElM-1739099780-1.2.1.1-ebabjiIvib8Tg.2GiRgpshTTLTL6jx.tBH2DIKgzlJHkPGmzivN4XOjHdGyDu_.lX_NJC1TcqPslub_IjETKRt8ncapNp1Ume3BxHyVBc3fXifMAvgfoIhLGHRaKrQCoyNwpez.PZI7Qu9kgj.2up12mk54VepncWTNPv4yWrJXLth9wPq9.WhzA5Qq_4V.ZNqNzfxbR.ozYq9oFbIdbQdU19sxm6IRhi61h.amwf7y5QC7XTOoz70tTqugRNA27tEACK5Y_akySbQM7uhRcg0RoHHRgAWL5lNH_YUL48AM0pplnkNEg5TdMDqSV3aWEjp57vQb_9_Vj03pCVVsTcr8TnKyJmbFEZI7gSwlIHfnyl8Ad5XTNIPQ9Y5PjyRJhCIaBmCXO4pF_Yjz1MmSft10QkO990pcld8KVGFuwglNM8QxLeDC1tW.TZm3PunLEYbohzQdoWNnntArzR9rK324rVx4qyY.w4AwMLm7wnxJ3BNCZz8GDSmnGnyKHe4VCcHT4XG16aSmDt2_41BZmiH3eFhen1uIavzg1kk2Vv08oFqPRvpnHXfiSJo_zek5GerT8O1QbOGAieYgVsxPIq8VGRE0L6aXHpQ85qzwDO6dwP1OaHtUVEVLESLJPIHJEFrEnMpjMpWb0U..KQIoa3MQUq2.sogKt3LlPhh6M4kzdhIripYTXlSXzNGhcGL2SWgEIvilQzfcsfYlXAtKwxjqyOyWqOdS3diwG.19WVnBcZ_3OD5cgUu_8VTjL.whbcK7aiP1QVBEy1rU32XvzdW7sT9bSOWX0yk0q1Ed1ZmuQmFMH56PBXaXOheEpzBlnNXddGEYIpEOw6Cztx0Y5ZnMwONGr75g0Jpmh5nzNKFXgMNVxf69lRlNJTohysqrUNNu6EU3IiRE873BbpCGbHhZ3zMp5_NiF40aXa0FA99bSMAs9oCNNQ3Cibkrlr_knH8Ijd4R1r2.4Ez3HdC8uQEcoay3JAe3jMyQI_DuKsL1cknbpkYJoFLzOdmr88QvGbXaMsRJp6HVweLdyeDVwMF4frwu_duNNz.Rx8N8dAsfWMHrs7_wCjU_8TGd5eGa_38wZpr41rrcz3eRtb4IbYXGZIne9aAssDLfFRtmf4SD3KgbRnt0ABbEOJEXZc6anO_uhwsdqghW3yAoKlFy9MVkl5BIZZiH.bT6CAEnxzBDePFxcsosJCaFATE0awlZEH3l9nVh1AjmzDfTwf6SJ4jn5nZhHhgZt8L.cb9FEgZl8qxz_5SwjWxtKJXth1tMmwBts3rA.fbY5Gxh3i4z7j89pDlGDoyLGhf2gabSuFJB6v.1O_5eFJJL9w0zQdlzUxyEJhe7OXXr14Lb53rrX6VAKEpwwWXfR_LS1j4gHtKNO4FNczqsiNm7nKVD0vPMu9T2QpcJ2_Nl_hv3rEvCP6P3_BK1QH9XSxZ5On2j3Ddf_RBsVPZM0je2BBMeHxTpwrW7qzdx7rnpHeyfwXcY9aXydmBKhEk3pwz_rrXyYSUCIIGwSRl4UdzciBkulKlbo7mrHS_JLgUxxfAodofRT1U9_kaF_62QvEgBv_NeFwhaa3ZhzRcLsfWCuJz0r2I7BiPVr1i.GRbhLI9YVkuA_AT9xox5PqRd18gRGxfSX7Q.i8.EVLEOw0Qi69ZrCWSXUN5zAc4u06MEAbd4ezoN_8ApxhUZPF2I9nviiuGg019Z9EPkWdFW9gY5jORATD6WLcws9ukx9efVNlX0KT0YihamujIfEQgaqzxodbvlLDtZ5QFnkYAxfJBXMdxm1erUCmZZNYnDr9JD7KCVXJisJlA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3725e8deac97b';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\/4173568920?__cf_chl_rt_tk=Gbw_82sN8CVcKWmYF9dPhbK0pAFNLm9WYInM.OPJaRQ-1739099780-1.0.1.1-3wEdQmJBL63CZ.MwDBNaA.VgDVdHK6gdn713Q_vsxWg" + 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