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-849862337564.mit-edu.top/post/4053172698

  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-849862337564.mit-edu.top",cType: 'managed',cRay: '90f7b52b0e38c960',cH: 'lMv7ojtfQdnVJKBgq6AGZx6vjpJzKMi4COUMilgWjmE-1739144460-1.2.1.1-A8zDJKRaN_rG4ekhDHa5VdmV7903C4DBf5iuA7DxWyYiUCkq50oYqZyEtA9HMwBw',cUPMDTk: "\/post\/4053172698?__cf_chl_tk=la4Z8r.corhQ29hYSLwFXFjIceTv5qK5BofVS9PLWck-1739144460-1.0.1.1-byJjZy3SFRgSUyfg9cG5JdQCwABhesdduKOR4S7Onag",cFPWv: 'g',cITimeS: '1739144460',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4053172698?__cf_chl_f_tk=la4Z8r.corhQ29hYSLwFXFjIceTv5qK5BofVS9PLWck-1739144460-1.0.1.1-byJjZy3SFRgSUyfg9cG5JdQCwABhesdduKOR4S7Onag",md: "2i6nbiCgsjIYyskmprTu_NMPGyyf73CjdfaA2d7u_5I-1739144460-1.2.1.1-T1ndNXxfVRwE3LTCSS5TRuY_VR9Jij_jrlhDbHDHEcCxnv2dgAV7soaXluMLBZRAVOc1VyFoXXUuMZgIq1oGyQz2rdkv97acAPi27dZh8wjmn5yMGFndZq2h4CS9ZMsGmv3Ap9Fxv6j6Sc77yOQfBtADrbr7PBM72SGUT0myHisV7m4NsYr2wSNhpZ3BlXlzWU0Fo3cvdU0giLvbnMctBlorKnepmAyXQJBPFi7mzBW03IbJjn3DsL6Q4L7S0xM2WsUn2ERhK4_2kWmhOwcq2A8Yr3VSy7MTT2NnRjpk8udxVz.8bUF_ECFBFX9Qm9UKvGJESmW7hKRytbHaGgJ0tIXIP7hlvZ.IiH6IY1ec2r4PzqgWbpxqluR.1yXjXLTXxoOTzcrHNddbXEb7FO_nBKPqnJbdz0sKw8aoNV8YjUarmQ4WevJxUP7POJJ6g9jwQkEzoCN4HR0ZZ.FqyJNan_bZTwzNGYZnFuf85WGawqm.cjhTe2gxAdlc8CVJNTSvZBJD.xlr2MK3WCtLzmLwaiSHnIXKCJGu2ZmCbETJg2lKxoKw8ePr0sRbMp354.L4JCLvBr6uVagBknuyDLaoMv5h85rA8_YnfGZstDXCLPBZeyTHT_OF_HIQE4cp.lja6LNNgwYylHNDDFRm.nYRVlatm5yyWwmuWbx1P_4wmbKEcMyvvzpfrN2fiovIkHv9mX_tY_LN7ia62FUsKWhXH16v79nJuFBD_qHy9FcqwiKzJSG_gt9RurIPjtkedYfMFrCEeeLY.gIzMzeG2GjKTcZ4JzIE12N7FIm6ey_gTs7BlUGVqsHOQ.NFb1sIP4.7nAgwg7_tflG0A75L6QCV3qocDODAMKuoX2gzhA7kDRFFHiD3ki3mZY_Qttv9hTzl.pdWlOAC5PnEpuoigLrrNeEEeKtU_aqdJaJChgN8MgWTg_qOgYcybqZATNLMJhoQcByVcek8JwoI7P4HocUMSRNK5wwz9mMoEcbeH4_IZMeEFLAm4HzT7BN.YwL.s9hcNQLzCkqqMoIqlI.nyPRyxDqx8RcrXOk9Sn7164nGJuJUFNqPFgQYAX8BfGnRFJ4BgJfYOeDS3RstWfQEPxXXaslhcXeaE4KQtsuDpNaCrWv6g1zwfY3iO1bRwTOen7.wzIZrqFwdBYxb.U2ysaYnL_pzIEBdNy7ykH2VdvIPnGGlZK3gYFqo_Ee6tZP1WHEbsGUYa2MuZSF5pmUUMOJ0r3dE4q1g_l0bYXL8ZHKAbTmHpl1G8W7s7tnlnnJDdqBNLsOetC_BDBmgf5f_VaBDuXSXgLXvHlOWkEldLMKyeMMlKvCJ.GLykGoGlAp8Aix1c0Ikd5iGpXRYkHufkwSXhxpjAjsmEaQb7wewiXXTTarek38pNyM_t3J2cpCtAxCvyjVmlQJMVRnaAmWYLwhDZFypb8sM0QDVdgKOuFBVtKRDjPiad0d.O54aCQAJVe7uD6nr0nAONjcrn7fapb7uxXQ3BNUDbF7y5AguyRvlWiE0esGd633BAoQgLA8eWaok1xx9OyOpjVQ6p.Z9b3TAiIbS3UAi.TiUuJCa7.fUmLnzHg1tCCzgs4s46hYbmvwI9VTlKlk1SNzk79aZ9L9M3a9T6EghDqKSRr5L1oAy0K_eTapTXt7f2HPsEMeZnTMslAj.sniUYuNBR8uAI.HpbsuxeEgXpDqrrjOlazhL_csAyKdPS2A3mIu_B._Hkgddwy8at00eO4oNoAqGsOvj9PHL.I4mCaB53Ln9.Nert2BjNJpZoopOtwNKp99bHaOnGSi9jHwz1q4gT20RpLxjFASVircxzt6XSQoaBiJtIMskMfaD9yGyAhKzw.KhjO371htTW6PulVFcrPt7uW7CuLd2LhbZKxBpl_2NlZ.WqRqeCas6ttpUp4XyDsK7kFuEIM0CPuUhIm2C1AC7UbBMPv648rqRyXkNpfdOAGXgQEYDj4DEqJ9Rr4FizThH8nXz0zMa1vktLMtxTpp69v_1AXa6TgXfy1VG5fzY2IVJJZr_FlWL7qM.thnQWoTgyMiygd38iSrqmL6fLXUTrsTo5j8BWkwJs1TT.Xr7pjwrzFBokQyfsf0GXUt1vTWWl8iXl8HRFO_7ElOXM_C418XPg9FsPEKjBHcOha238Vq52_08SfavIujNps.PdpEsnky9_IJwySKlXH_HdjlI2qySnHD2QVv9gIijReFUrDDADSRFebC8GK.72zDbeCW2MDfu",mdrd: "9ktYOCxYMmCbOssxY862Xapp2j5ueeN03KetogOHv.k-1739144460-1.2.1.1-48IVSNIZHVoxYberc430bs0WzmUtsP1iKly7L8iuswpwmpKFkH.Gd72vzeP3HrwwlwT835.blssWXvNDM1swcyYUefy_pHM.xmjV1YCVqdtY0E1EErjIIUKaebSWGq.di5J4fV.3w20iZljk6dx50t.fqV0etR3h9hfQDZXoKnYEBikDFkO2YgNyYvMlpE4M7Lqhf2NgnQXx15cKH99eCQzdBcPDDSAR6xxfqDjN9puIQ9a.yVkO7tBpucJDM6tC26GhxDHkDdlxFnufP5WNjpUSnXBWKt937oFpR84M5RKtaNvBwtf0fRMLuH.W9YqRndpMDMqv2B8XQLMjMz4X1DpFNWKoidqAiCS.ho2spBpq4crELtRQLFHUt3_W5JagWbdjNPCl0OHvsPMrlPnDJCs5lJFg6dzMf_8P7nQb_NxSRjbSERzs_5R.LR6RALnpw828jc6FgLW2haDKXZ5xHuvn.h5ruOPFoc0cwuclZcUeeXpW7JGCIwG.ncoVd4hw0fRDhqd2H44tpvV8Xe_SB5LoAw9uJS72ZZydCd0JNtL1GXuLetCWz14LbrrzTBQKOGF4HCyvRFxQa5ihVQgs_Iy3LasP.F34wlE_GHG8JV3UyV5n4dXKtBLWOUOLkk6ma2jcbPOS0fo0VrEfCHw0g0iu1VgSzn4Bw_GGXHl85axvAxK85NJz4ZQ2knMxVHFHAw.H7byT1SamgiI7Fa0bPyorFSb6mrRHC26DcPylXohggl35QW14Bti6OAVCEKWuVha7ypwn_SC8uCekRZ8uILMwULPleNkppSLKWxK7oGWnh2aLSp8R8SJgkSsjhfOfCX5KJSfM8dFOgSHFRL6Gu2uCymml9Q9zKgEn_gjCfsDJDLDcV6fLHBsGcdUJ8Cg8n6H0UhRL8EFzPecovEgN5ke924rmgoC31NL6cGVyB4aiuU3.vfTaHyDc4biu7OjooCFWy9YLPVUcIfcr6q6iQrbyaVNbKC.D4_TPoDRr30KmG56qduY0G.1RwXpuzBdiQVJsIfGTBwwnCtiJD3hjsTWQLiJHP2lAMPDES6NrvI9fnnYS3mf2UVDo5U9gfeiTe6ByUtaIlZLzce3XQnOoHSvz_TIOjg0r2vwHM1GOWIcfvv6AdSn0otuoE1FaIS9zgO9.2BaDWt5k21FSHHHF1A5Fh8JZdSGul71DWOSD1koX1hdFmSmAUZWbhK0Tkctq9hdDFYg.Ii94ih7XLnsMcwGtcziGhrohjV0x.Lw7LvxqFDibreFrD8CVCRC45k8aeGJoJGg50N6nm5kWgNvpqT1j0X5yx1AbB90kAPAR2FpL.p6tuqBnFGd9v9hdurn7b4mxsY5vMOEuW1p16BUOEW5ZorkZZcwyuXMR_6Kr94f5nEHe1XFUDmlPI23DitKG9zmDu1UBYnt..XjWMgmggnKfn8InmQJLgqS27Jx6aDwF_tC5DParZc.Wd8R4E.wb88nqSUOdwYEbp_FL6QWn2IHH8qvOaQrB_7OMRnCqxMRmarv1lmyAr05KyK9Yaxl9PxIzP9Cv.VHCNZL_aMe4htsxdmUkaBSiR18A_fIn1tqywaYb8x4w.R.pg5jB0nz0wKiGKpk3Ou2viqAJjaECw37Q1tHLATGwvcdw9YzxEDuDxx4bRabQayGGmHF4PWE958x9HOGqZ8tdMrsswUIbLvsMgmHlPZ1rsr_qW23fWhbm4JkV24FGHWEYEw20AWHb72D_Rl.8SB6t1t_Wxcc1mGHT0Fvy0WZCHTON4z8zgeLIVO5Z8ukvBE01Nq2gBitYkNxasBg5xo6JKTzh7FAMlw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7b52b0e38c960';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\/4053172698?__cf_chl_rt_tk=la4Z8r.corhQ29hYSLwFXFjIceTv5qK5BofVS9PLWck-1739144460-1.0.1.1-byJjZy3SFRgSUyfg9cG5JdQCwABhesdduKOR4S7Onag" + 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