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-647013569682.mit-edu.top/post/8146970235

  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-647013569682.mit-edu.top",cType: 'managed',cRay: '90f37bd8bbe45908',cH: 'Fiizf6V22vCEJs.uZKGbuELV_SjMU3WR9hAT6irfyQE-1739100169-1.2.1.1-vs_uTWCJrqArKEiWYmtARmex.r06fq8IPb.6RSH3gujb8jvVrXnQ69vZgcXl7j_f',cUPMDTk: "\/post\/8146970235?__cf_chl_tk=wctNki83dvAIeQgejVDqCALyVhJYnh2WooT2gY5rIPQ-1739100169-1.0.1.1-6QPoiAQ6IBy20x7TwoYRqLkVumSuNWCpMYLgA87MoVQ",cFPWv: 'g',cITimeS: '1739100169',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8146970235?__cf_chl_f_tk=wctNki83dvAIeQgejVDqCALyVhJYnh2WooT2gY5rIPQ-1739100169-1.0.1.1-6QPoiAQ6IBy20x7TwoYRqLkVumSuNWCpMYLgA87MoVQ",md: "kqhiQwFiPWtujNmnZaLK4WNQV2.HzPubuv9XViCUfZ0-1739100169-1.2.1.1-cn9y6WPBmR5IKeaBvMsjMEJUFKUrT6.FcgXuI_teRt1jPZneIMKQC8c9WtI766CyMt84E.hS7..vgZljh9tH_TsZJ9PLDeYFDAAK6SsL636QW2.6lEWs4rQueSTgbswrY.2mGbv1XMmBINkn4FmJ7C71sTgmkibd3Jp__taA6m7hMNv2xCT3i_uPF.5IhpFUA0L83pgPFAfF5ikREAjJZuK76D79mlw1DBUDD9KainHnlI1R7b.nwWkWXQbmfjPXlyGCJRRhE.2cvrFbD4KArWc1YqleNJMB4zhoqYoi4_nSx4BKwe.H5WutnMldnWVBs6Dby9ItVoII2y_2QF9YlMm8Z48S23iDGelNKRswFMX1B0on56npUE2ONzfCI7IU2D.2NAy0pcT7id6WaFD_Id_56keNh9ghege0uve2n0NBvC6OqHt5Nsqkku_m7dsUs4zzUSd.H8Bf9jR5Pann2X6QmxjBaUDAc1Sye2xV4eLhjblh3BZNSqsL7b8QAq_bs44lCbohNRCoY54ABu8oylWX1k7IL3opq2LOOcY5vuWN5kJDzEFPs4grnBxSgIrMhJiIzvshNrrh9q84DgxJMFC8iTUGe.Osv5osXx9eb5OgOZQdDkyaZZcrMvQ5nL9naqlxYgftIvwZnLskvkAF1gPESQAgFOQGXQPqCUvd0SjCsR0vpXu_mP5VjkSDB6oJE5CQjeamBqcC55f84w7gYyWb.LtJKXTLRUnJj8Varh_0JFpQkKUDd3s8k1QwSmrUQwCblWSVBjfdgC7QXzJ5FceZS.A9V89RDWAxF7ZX4ybdeagefXW9LMvCxi9M4nOcIIZpA_ZpHvCF04fpieFbkYw378TvFIOFMIrBrsNPoJHjqr_41d2QLHVSVFDfIY3uOZjltcrw6KsglRpRIjk8PgfFydyeMm1aODtkEhwWLP_9DpxWWZr0ZXUqiFXY6sWrSdwT6Fj1IjNeEmYOnPRIQIdZPBTzeXTWFaiKpIy3IMAa97VAvYsjWwv7slYPoiS180ldwVNZ.7He.canSGhMWHod3SXuLic7C5UQ0X4tE1Y74gghpME0EH99yZ6OEsqukClHEqfh.gewNGKJN0qdUL2_N4MI8ZhNt.09Pc9TrgnZwG_HKPVc.U881jua8tM.ngKhBp33B9zx0bjREYiMySd0fn0kVmAqT.Ljct0ByrvCKopKekUE1eWfYV5I401Q8P.4Jkz0pP7jFAuocqDVQz6KjmZqhbvbA12qeupk9NBUyHnyUfs51Gu94Te92l1GhrA3K0WZrqRRXqoaGBBYv6cqVQ_IxdggzH_po6kxnA7pYAnIBwZgDH64BgtBluY6QJ.W82.UoKD6AU.X0x65U8kyuA00W.g8Ra4a9.FRJdugXsXWIy6LrXIViyeD3fsg.ZKPouIDfijRAiLlwuEy9OYP5F5TjJyeyW3xwjm_SeInzYa3jJiJfP7LRyfuSV43Krb7CcgNsvcDSeI3RbkCu0fEq8hwuaB.OTWBqEZJd426RntqRF1PTqQVCqNFofs8TQPawITprlj.0mdQegk.tYWchFbhSIfGCF9qXrp5ksuG_oTTVWpSq.3f.1qQUSLWwb6jEiN154DFf7G_agyz5ttlpKOgEibEedfvHZitfgCf7b6wymdF5Pw2siT0kDHC08x_oqhgY.ZA0jm5NIh2Y136KrkLdQ.jBlvwpRq4kiojjVCUnn9.2UDM7qUnWgb.aAempzAJHBygK_F0AjVX1srPOfwf2ayICuFPKx.QWpr2ArrUiptpVv8t1aDfaCw.0oqCBxxd.RaSB.SCuy3blU_uQyFJEuTf8a0GBlaSYQ8JX8VVDmZ6IAViLxwo2MoxhovhMeSYMPT3YAYJ6JaspLm4_2GHyUklkTOvb35epbhZEO4cys5GoRpDz6Zs0Yx6yzf2D2z8y9Uw6wBZiz2C6mV47NmzdgUmNflRvy7i1MXCSwUETp38uB3YeDzIEYMWM9QVrTZMH8jiPWHL1AK2QN1RXak6VvQbPc4530RfcUh7Emqi24uGY2WgURBCca8Lx2y303fgv_uA3a__BoWc4jpzRpdCekSkFKod6bIZt8YKlUjuF3w26ITaj5iEdQpdyL_JFiE1MoeHaSXlCTknVgltlKb3Ko4Lvlpy8FLWtg75yVpdYYWDZnadLopYB4TxjB0QB4jch31TC1tyR6F5FHXqJgdGhaWhlV5i0ZCejBsK6L8h611JkjqAggaUUHZT",mdrd: "z94judpdOYFnmTJolgOuDPreLZm3g48c.9bC6nK8aIc-1739100169-1.2.1.1-mpE2GFIQgOCJ2HBOmfKzDYpWkLVeKeljd3cBxobkRgK4EEsagnBcCKhPWSjSLOFzjiGyxtYUs18w2FWP.6qmt1lVd8EOCD0Skf8bSYJhujKqLZhmv_CrBNH0SqR4Lj5jc9zQWZlLGpU9mNVddjstVUcU6nVSl6GslK_0Bbl594OhcgOFQKEbwSnT8utOrdzmgDKjBfv472QUTJtk7hra_E6hKD_8rvcSIrl1Y.Z6Ry9GZVqqoBrZrx0ribtoEZ7fzTIBFl0PV4dZxtDbWlOQbc3lAY7M7xEPRhswlI3dVCGLnNmniu82vAAkOS30m2hJNlCVIvfBB6DLSdisTXlmXlCZsQuNMkaB35OiE47fEAvZxGeHSSp_u5Fzvr7b7NEXrlgy8P.OJs8Kw9zcoY00slVeXBaZVGVkvc.7Qyr25dY7bfY6LG..M.3PlLua5ro50Uow4pBYBfa34hX1tk1whbzLv.rrK8u88eC8CsmDjINXLJwDfZgYz4NJf7Mp7Rb_Qgl2wHoBWb25kuHNrzB85H5ugiRDVCNNyEtKwq.IScwssXsn4iUdm6DVhFHyuPMw4NyGvFKr7uqkvXshK6pbgaXvF1DjLh4FICxZVgovq4V.3qmpMUqJ8yui3OMoNk5FoNAx_EEKOKDmEiDJ25Syix.xlRFS1f3bfdNHBlqES3lZYZl0LqLsPqQVTP8qo063SYU6hA6r1Pz1NG4z316zhoPt1l6muCZlRIlUr60eTgWO.1UXA80fkBjutbNZ._irr.ap0WVP_dUM1m4Ptp.uP82.KK1aUwh1SamNQTaC0FyknG071E9cUtEH5giiLRLccGb5YtW9DUlVHuHkZdCFzDdFr5z573li1Xs5LW9YngJ8lwdSG0qlx0RhOympWh6xQCazSH4LqwgxzgbGxXbhrlNWGvn6VIQM8_eKoytEr4yCZgAQsYxRSB3vi_0bK_XCfMb4afxkHIT6m8nfgen4GweErblQmDZjuH4AwKZ7g6f7lcCyM0EFh23s3QlJZIrfoSvu2yzrAA9ezqwatPPVSHnW2Re8ZnH.Z84_N0fyEKZR_8CgI2gEUZVe7I8LsZcnbCYUCPHsio6hm4LgOsr3uGJDJ7Atuvn8LJ1aRgZfBRmuiif913A_PEVfDvT7czEzpDRWbEajgh145aJJu131.9borOwhcARF5iP36yf34P4eksMmr1fkEQu5sqoD2DX.bnGiwhDCTkyaFa2JENmDajv45pKN_PavqKannVu0qds_FvqfmIczs9rQ6yw9RTeIasoZTRA4oBnaefT524z5bghsmlvRTX0Mg46yg.om_sQMbZI2zUOPN32BtApcNa0UC8GKNnr6X2LjieYnSUFF2D_poLZ3_ahlJH5aHc2l76mv_cmVYz3TSD0cFrkXbbN_234RFck3xf4TgzG9JhXyefiw2ZeOpHJmnDiHb8P8lN5namBzM6Xyv4AW6uzfCYZT9nAOghGATl_CKkQk6pTTpJFK6m2XyO8cLuSrCuF3UuEpGmW6CV_Qz4r8M.FBgu1XIb5ZCqzB3wdSBPIfioHMtRXDhH5vg_5ayVlAXUyXyEqDS_egIog8InqZOFtp1st3V7vfDVK12z60U8nb3rqYNenshASybPaZQYQiU7_zeyLdJDatIfKrpVngx3HCDyrEmpHf9WeN6_aXZHG4oMHostL7GVfd7CRl5dhheWTYIqE6SrUE.4cDhfdR6LHiSBIgNKnMGeb7rPW1JD1Df6Pwpxl.xOg3j.vPN8Zqqz1JeQaBS5cJmHY3lKS9Bk.D5fX_njdhKJ8_iG06kOHF8bnXiNWVKQeDe7FHZgAotBZF44tpbE7l.P9EtkDtEvv3LXMS"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f37bd8bbe45908';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\/8146970235?__cf_chl_rt_tk=wctNki83dvAIeQgejVDqCALyVhJYnh2WooT2gY5rIPQ-1739100169-1.0.1.1-6QPoiAQ6IBy20x7TwoYRqLkVumSuNWCpMYLgA87MoVQ" + 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