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-220403812627.mit-edu.top/post/9532470861

  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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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-220403812627.mit-edu.top",cType: 'managed',cRay: '90fb1d091b71c9a3',cH: 'KUkZiIhKfsbvi8TObP9Gyk1zZt6bzlsB.2A9vrs78NM-1739180171-1.2.1.1-EKgiZIcZnF3Gcn.6tvQJppQ.yJEvgF6pDiw1GR40CZLj3k75kHMAU7Anq0gDkryl',cUPMDTk: "\/post\/9532470861?__cf_chl_tk=ayJH3xy5ak0F2svQ3Y7ETcrpF2yiJDybcB0gak_jgeM-1739180171-1.0.1.1-bbifwO2IAeGqJuTlRRIe7Zt4SLNw5ebFjvevJRobxpk",cFPWv: 'g',cITimeS: '1739180171',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9532470861?__cf_chl_f_tk=ayJH3xy5ak0F2svQ3Y7ETcrpF2yiJDybcB0gak_jgeM-1739180171-1.0.1.1-bbifwO2IAeGqJuTlRRIe7Zt4SLNw5ebFjvevJRobxpk",md: "YYh0Io5OfusFCe1ntuO2L3IKDQB_b0h4DqVeVqhTC50-1739180171-1.2.1.1-EWM6ScfQXXEHEY1tkIItyKlgkFUlW6GNfq3bYevyjsZX_6mqcG_Fs3m9XnECaWB6VdKkYm_g9Zx3RsrrCD8bhZZAPY15L3b1u6pzKQHoccSVETWT47CCrvaPHQlqu0V6UuZnlnxMgcZUBjFm1fzQzOSBFxwJeX8dtVbZECbr7mhJXrP_VSclpXTZpNOWN22mJfJhZ4Xch6Afzd0QzNN7ZTE3KhSk19zCJh3ty1zNqnkrItp3SRYWlsACqReI3GGj82c5Tf5x.HeluDC0K3r9OCus927rveriMaE9hpZRmviHtr.Y86bbbAEB6OTIFbeUy8FKknV7QUnYoHv2hRs6yOZng.U0MvFhi2PJLkvkichlZtCHeEB78jXLjjk5qenRJa_BYpygbgH6q56Wi1V0N4U07ZnVIAc7.IajnQinKz9df88v_v4D23ofoerWRhVHC5AHMifVXdJSssN7u.xaVSvyN1VMrUegao2iEquG52QcI6t9ULV5oWt2KxLqsGDVVEKPL9OT2M9fS_VhQWdhN4DNaoVzdQz91z41ej89dii3SBV.njQjvQf8NPnsPPbRYBwewCokHHdlui4UynTr_lHZNeHR_PfEXqIELHFHx.a.Ibi02LG4uWte1MN6_mrlRC.j0.9gsw4zShlZOEg41jHpRb8Evw0cVmADx6ouhGV_Y8OyEsY1XKzpVqffqapIVugcIVt8bKooZzzuegU9zy2oG2AG11t3rzM_V4usJz0sLOb0tM4JncyuZB8GgorGxLt0gkaDEsUuV0UfLJxYOdw6mfp5T4rxUMesA7suPvj5CCr.dSDYHwUbXTiUbMAI9w4ShnlblSzeu.P2g.5aen4984zq5onkivQij8eKflBdLYBkB7tE8sP9p9ryz3HkF81DNztzlwiBfFJxi0ZHkn_0ZyI2SdtK3JBr0yq4nAszqBqh7mt4qGsUbZbHVXwjPC2v4DaJF6cHGYMgLZV84wyolnQKao_XYIaXZcPxF6VIKilyaH83e9b6GCg4bZ5DKQzifn5cBYyxlwA4uDaiB8DcZlNFI3B.mlUJ13gsVdvj1dPi8gY9EzWFLzL6QxO56mUSP84nU.mShsIQHtyKb2x89fcCDqZwmWoOcBctsrv1Pm5Yeq4Rjn34IVqRiNUG3.53ox3_x16AjCw5njrE2aI8X3mBNuR3j.g4ekEHAcWHfsxlfx4RrkySgLrGx_lT.VwdrZ2WX4xVJCsAxS9dUZ_h5ElkoL2cs8Ead_tJaUNA4Y27eCsqkay80ufq4hUAMK2HSfwk4Po4rUECvTGTlrhJdvt5jfwJu6g7U4Jt54jDP_q1a77PD_2DLo0EEcZD3s68tHekhQtHUx3or3cv4.58H5ST91E0jOk5bGJJUBbkdUF95wdfvmNKaVzQ9032.pnFCXVTmT796XueZRXEYoROpzMGRhDn6div3g16rmz7mIa_bbMKPrCyQECgL9Ag858U1a2aW9R39iWlaNnK3kH6xJUrAVWZlbY76wVrE8GD_br0QQXILnmsN2SumShkyUZRj_uEQ9ZmmKyDV4Sx3csBXZqNkTMD5.qPtYelhu1YC_ZND1Loo_e9KrKSjM7HjLNZVu3qSa722AOWMJbaBmZTXNpmJMNBLjxbQE_eK_KV5Ei7DPMy0mOUTbt0tJmEKHgZt1FkeDTT4pPXnqfEEn69OUkbT1YgChTEapMs1gFbGPHCj4sE__xLeISuIMMQJJ3JqPTz0mS5ps4LmjyKU7FaeI1CvrYJFAZItj9YaqWGXO_XnBIVcuAyNwjOIBveDlS0QSOq6yx79aqKHJXPtRq8NQs3.cckVaP4aoxJedrmeyDd6o1qu5mp6An25miCfxIKzijmVMxVcQyFo7mW1kkwi.6ItVEU24UY.COn43TtbEPNTIOe7gSWDNc78QNisBluBBhD5mF_ickOU9Z2xkISo3tZ8E3LgsNQIqePpazmai_8RmM48kyYSIxli4RIAYhSjZv0HYN4jA0KjXgruSZ7tWUDxWQgcM4XTjCVo5Xa4HzJ3xjFC7Gz73BY8WvAzXNdjJEUWsSwHYcCae4Xv4BnRMi0wqTanvgtC4l5eM3czpsqEz0zY3lEdxptFSEFRaBrJcMpAnSRmSZtq0k1uW9Ly..6IJwNw1i_dEqUckLMR5kUcnKf7PakNUvM1WjdP1GDrTMZC_5IqNb6Tk94JXlkk2PvETc.Nm3eCkxaT0olpe4EectU8qZdgFFKVpK6",mdrd: "9ot0p08vzOCXcR95k_FktDkNuXemPShXWFyUqqWT4g0-1739180171-1.2.1.1-BmOWa.7DSqgLGyY4L_niQH3iJgCSQLWBzsKv0_rExHaPO7dhGY4jgWGqYb9lcORnoDARcybI7J3WK_wyruA.F7xGUoY9aupQjJR.4yVWVfcumGbvdXCKT_ktmSGw3_KU1NTivY7CzrBPRjfSoBhF0EB1QEsf6x1v01T47DJeeLSCfiXDP2Q5IFrf0TrhnIV7lzytORo5bLH5zc.e2itvQuaHAai3874cgsiSzkRcFBtXZTeXS7GoCCbxFLEqfThLVX9TPPsp__NMQmv.Gow5Ds1oVUOPIYOSWJYVE1yAnqD57Yi3ZBTC1wF9W0sDAxHedkRy1ktE__4Dn1KoMHzvtUQJldsHEirMXYEo1J7oQdhiMWqkKam.sG529gvErC7npXhZ_AplmMMxsqWOxRRthVU.z3lDer1HsLeRl6McyBkuyubqxdYKO.MlQWsI3t2._kYWdwX7_T4ZeW770LdQpoSTZw8Qwi5uC_7Bgt.JxT3I_ukea_d3cSzZIhhY7s7XJHtje6sleLRdZdGxeuc56pfO71uOerzttiead_.3QYzc6eE76poFyk8KyAsYa4pDWqM8R19Rqiph7lXl1RfsZessfX7gFxT5kLeY_rMMMecMjc55A2hClAU72PcAmqun0TVTpk77_MNjon9OeQjWwdweTSa612ANqxsmDx5kFJoi4LnHNot_aMjwAc25Zj66tzj6UXbR9GYIahRZ4oJYUJOb0zlmI.8r2gqK2DqAaCdwF.3pwW8lJfvUY2seTAQMDIa5AR8jXZJu_swifZtPqE68FtxmzPcvX5kjMDZt1SpLUfrAN3MSXEvinoj85M2gr7ELMEzT5QET3JdM0VPGpHRXS8hYgmOtzhmb5SYtHih9JngFbGWqOpcmK7bLrEaYfmvMsjj_zpYcmycyfhAWK6rbi9OhTkumhAkkCdDBTVIG7dUr1MKlSferZbBOJnjYyDSkfeNSLEpB1wRu_pRuJnwwUxIwFRfa9y2MxCVmx0sDime_YXlrCdQxslQHddQj3lvHeg4jSGX6uqk1DHT4g_iGucfbHkIJ6AZGanSjSptzaDnFD.m5azMpg9zp_wvZqU2z8RHpsfpxUW32Bc_j3qOuAx9EeFaTMfllKMHEF_YdMjfGCB1GlkUvIa_7bwp8pZDjBGJzkeohrSl1y3LNKK5n7FtkPtygGrfRtjFDztsqEpsMrClr9TIA2oKkG8qwPrPoNrBQXYSiRdCdmZ1ydi.ZdFF9Z8fcIHt6AvMArUwaZsVww7T.zfBE8R7IXhSeZVUJym5JVHqgiDRKsVfKiGZhRkO7RjSvNXrT_nD49xOEnPktayIHDZG8TAZ0LSvrzmw54A9GBtReGlSEXkOKUqZ3AcQ8SzUNOukzScVr7.fcf1IFyXiLFt69vmTsptgoVNCeYRpcoN1hkKBskjKvW6e3w_dWjMIeUXFla.z64y8AbUGFh8yhOfpQE2vP4RWJPwKMhQoSuHiNwDMBoXbQPUNiAf38d3r.fhDYvrHj40lOjQyLaPwRS46fGcVA6MZjLB_.7KYga1JNqsfRu2mLuakhiortQkVaXULGMmbX_26odcYsGs668Mm0gOkGFmLeXoxEyV_6soe7HuKTNEcC.ZZNB5PLOlLzC.T6UPsm3HMUpaSNDpRqCKXv2Xm2b9C0lepOTLphGiBVAGK0OALwcH3c4miIbVQxpl6R7tLsSRdULSUwqwnDTuXK.WjzglBRV9lilT7Eo6VIryJCy0dk7dkHfuTPGz8zIVE5bgGUZo.j.TIW.8OZEqu7jxl9eCOr9exEPbZzloNzyCT1L1nBFm54E.azknXqxQiyQgY2VJY"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb1d091b71c9a3';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\/9532470861?__cf_chl_rt_tk=ayJH3xy5ak0F2svQ3Y7ETcrpF2yiJDybcB0gak_jgeM-1739180171-1.0.1.1-bbifwO2IAeGqJuTlRRIe7Zt4SLNw5ebFjvevJRobxpk" + 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