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-026543870105.mit-edu.top/post/4960538172

  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-026543870105.mit-edu.top",cType: 'managed',cRay: '9110bf8f3c59d6c1',cH: '_hrH0WHlEw0hlWqzX_HB5n5TXRczFvg6AevFRrwWZRs-1739407029-1.2.1.1-mYabm7jehLI6QS04_HIYRypFuiPDc7rjlSlSblAiSnNA.hFOrMRvj3ibcoK77OIP',cUPMDTk: "\/post\/4960538172?__cf_chl_tk=hT9G5lhg652y3HBI7WoPue3tV_PYKK848RbcJO_ErJA-1739407029-1.0.1.1-AgPoj_aj8KrEAYodPzKW2MBzHNle0GzvZe0XGY.3GyQ",cFPWv: 'b',cITimeS: '1739407029',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4960538172?__cf_chl_f_tk=hT9G5lhg652y3HBI7WoPue3tV_PYKK848RbcJO_ErJA-1739407029-1.0.1.1-AgPoj_aj8KrEAYodPzKW2MBzHNle0GzvZe0XGY.3GyQ",md: "eVg1ADQ2Rq4iyxUcOTDMlD6.TKWCkmiDipvoxxBBoVo-1739407029-1.2.1.1-Ylt8jb7DsOfge2H.D3ES4Sna0hM62f.ZZnI.2He1uqbKwCU99p3fDJfVWXbJnxZnP6K7ucwlwUittRLMQnWMiecL6YRghrXmf7VTqOf1xPodKYzlTGxaNgbVL0tRYThtKnZTA.yvZv_j45ohYtJeNaR6w9Jegy.q0iH9P1W.ORfv4p74EAK2mfglWSIey8o.W5CwwjgcjCr4uQofaJvkEieXa42FhULyKDTJUclGkIxFM9EHXqLCkyLYbI2dPyKbD73pKqaH62.xJE51h3qNiTI89CnOKMWzgx6khy_7ueteruPhxfvUiJYueFK685UXQalAxihSl5N4VyNHfUFKQ8o9WPIk10iynqFDkXLY933gEworq9z_vbagAVF7tuTpjwps.WFb.Bo9TTA.bcfT0EsQ0Wau5VSEdgytt3RYKj6mnt1rNCRIeYWFD7g2nr0YukdzjGfUP_77jrGyOqp6kna2ThoOTVAADGBpzzrF1sCZi6UZtqs2iQ7h4DeWEDY9sKMk_YbXZqOe7PeqRDolCW3MSGsE1J9FnNBkZcLpqNnjtNO69ztfHJk7roP7bj0ALf3fYf7gq0E7Z3WzUtR8D0uOziPEd4LLGvK2dqIqjALo0pwgAL2hzS84wJkZlRd45l3fi29WjktT5aPv8GRVMAX931s8SqvGTrA_A6dAn0uxollhmGD.tE9.77GVLrrmtkbBPhrBecdJw6UCOU40PpDFWXuSoEJPoO4rgEzXZmK6McMTIgOslA1aeTZjfNFlmQzBNlsqMglMadB4OV4JODCaACg1QKpE8h_nPBjWGlHWaypkkh9zmM7ZnSTCm5wt8.27.PwpSOs173W5PcVg_JAjvV7H0xTnwH_yMnYTelGS0rU2qfPyeQUmfcpMEGWthACzBnGwC6ZxDCV8oi8gZlYmoJjdbfg7L60YE1qDRlM7dEJISPOqMFxgzMKq1fu1wLx.aV_XfJW3z811ZRmnzcVCs3Mil9ylmIlUO8FVMG02ZEKpZX1FwdPgP4a_fgDeteWoNeBSxRqQ3vrZNcljo48GDy4ddMs3AqH8B3di.6cPLfdQ3REPJzTMGP_p.3ju8IbWrY96tNVO.wTOMbPW3cpTAVcgyvn.O5bndHtCje1ALUjO2rbhh1qSllC_IuXT4j.oGmwAAg1WnciTwKZbFaHVcs_tKQz7seG.t_oRwh.d3_B7rBJeULC_E0L4LHznGOyBBbTtPm3LyX97NlVUtZGOzPqwja6uVUop8ZFiJBeURpda9FUb5ivFLGfWJ6.7hI4CHCZrZ6N2Rpc3vdqCNMc.yNsVH4ydrFUHUbW6g3A8e67cl5QJY6jE8zadnTjJHjWeamDTCGFV7z42ssgK1rGS2Rfe30TcAWb5KqM7UKwkKzkYUjzPCBgI3HqCW.UQo7cuOV84LE290lmchl86xjIqNeljEZVs5p1WkFFBhVw.IAWbpUEv4kyE5gwsEN2qfNdy1m1KoiWVlrUC9xtne.RJgr6ZGVKZ1I1xIpuRk_BTuzXKezsUBfJBvphgts9FB_iHShBdccGLyvnVe_loqkQ82wLMVVSafuAYny_Wlm49zYpWru0AvTfPIBCa9i76RmWSw3INwaKPZMIzlunLcee6Q_MqS6OZRAytyIevZI3eT.9b9Z5TJYa.sor9mddgD7ziF4uN062pcd6fUYJICfVopxaxGIcZ.u7UGoz6eUt58edhaxWpvpCCXk5IHk7HYwNMOe_ZivtzVe0iEK6SvzQ28irjPLGU45OhydCxPkJEeKEeSgH_unB3QzMiVWAW8zOjRP4Imn841gjuXzvkGtSNs5t7RO7nbNsQIiAtvQQbJtdS3.YQRrnFBkMUWVgMnsj4z6wHmw2UITN7V1ipC3AstwKGCroK_qOj2aVVrK.H_cMmeHCh.cgYGfqdyOzXaDJxaCfxg1Kvi8L6wK1K5TUMBq.p7pGmodVZ5udxGq1LAuBheaZ37WsDPlI3Jnds8rRyx2RvVPyOSBlcpn73M6jcqHnC5UdXvViIfVXmobOn4SXThNnBux9kjq92l5DDHjVjSzjlr39IGugkqTMUo11W5mNzBF5tZJBqruFIAUlDq.GO_wTh_MfvvnOkX0ZSJQHs1h2T1EDCZ66AEZKU1Lkz.zH2lgTuZ5opMwLvb4opPFy8pbKTCsHT3i18F7detcWk0kiB1sMNs9LgH3aKlvWmXvlJy2si51MeSaQp71D9dO27QWZE1xJe6d6T2Pdi",mdrd: "AumvBaexg4UI6u_a7U0jhWVGqF6Xw2fO_oZGG1ls71M-1739407029-1.2.1.1-7FgaQxLSPbntfSWa0j5ZyjIlJ9a24mBfxQl_D1yDlg0ntT8iKNctAaCVBQsJe_Xo3n8o9FZtN52vzROS0CuCIAFyqzJF1NnVsgr4Mbo0gx0J28hOpzoxvWGN.wZSjRhpWRGbTE7dKsPJr4xlwMLJDyns8BXT4_N9iFkuyzjB4RqfRi_TSGoYWUGl6h1zQTwnkmWgtjeuWX8HFK9eq6MrwVL7VNvzk39hL6sTEZhntUwh64HzZBRCsmDIHgb7tOYerUDRlJXnuUqLem2lTnHIddKqwWUwrz3Y78j9g.QP3UAIB39fSOHgROx4SfGc16jhzBbUcopCh_YBy6AnJIX0HBAkLyAlpF29Ub8eVRvluV5oSkxMKZpxkhu2sfKP9jvvg8DCAcB5ejK4U4NcTkSjLFDsc_HJVLDGFt2AXzHApNC8AsxjJ3kzktRp_MWQ7wEYaYpzn_7O1ff44vQ4hpma6.qoNOSswTa5sJQ4TmJB_WYOx5ptp6FuTDXEpI.8KS8cCsY.o032CnOowLBN.owZ7boHJEfIT3JBPMGlLCFML5bjNQGE.dJT_gtY7zVZRTe.LmvXAroKA8z8371Mx2v89Jeqrxchs2t5XjMwRNLoFMSDGHGIr218VGQywtGCLecGJNYMtab.KbgA3jWVyE7kiudsLioeeZPVPOGZ5J3y4LAEYr2GI88yXT4h4FA1_UliF21lgseIXJnscYTZuuDvbJdsB6wACXTfYVrsEA8R0ioBtdwSiecKmT.H5q8X2BD5psQh7ULjtLs2lEP2ROzCRI2Jl9EyKr2ZCtAzPnLNgaMu8iYWGc4ynd_g7SN_NyoaZY6b.T_RLtl9sY2ZJt6Na8Gu2lKmDLC3pqxBYd1QZanZ08Phv0QhsI4nrR1qvY4vi8KWH.2521AKo5rYmJISgDTxX5y79xdO_FRmMcN9IL7nPvTMQ6nIgIEy6nGjrzDYUm5V2hnrV.T948I6kg299.TA1iG4fpUADxWmGOvUuhQMGxISFRIGD0odXWngf8QUqWGE.3THhAaXi5h2kyMGm1A47ELNVRBZGfDLbEtqbg9a_925slUsp3btDA9LQM6aqnv5u3b9HephmR9o.JCin3SBvgYIZCsd4duXxO8JBy2tGKAmcHc8h4Clw2sqH3nqvCx3OptmJTYf2vDUGYtBIF5G_3gsLbqiCEf1wNLGkqJUHT2gqkv1VH.9km6gdiI8ItGi4ESzTbmIGwZZBrdtHwFDNeTEsb019.PdvbVZibALXpFJ6pFeQ9CobIjewz3N9o5lrgH0XrbtHEGkxQ4hKO_iS47EHyfs8o5cESUHFNTnMoAt.6qEdXcFTVfa2WI8LHxC7jqhUfhu4abq.qsDahhS98wzK9e42HNKyen4b5y2a7v_AjRtKDBQy8vAYgqIItQG.ceLV3I2hvmNwk0QbYtaSqPMZvRP10jvS0P8_nyrEAhpmUtwq9WLK_aHJ6zdckFIANVHn7iLUH51e0Emvuzh2BTr7NHVfJDXpVL4WXwcsk4FgAxrjXz.A.DcjvU5bDLlErGbtzvBclyq7TW_hdeTNEkgRQaLJ3DtDt6nIw3z.IrMgUN7oiKzfuEICnLt8tcLO211L.blYnrMxdnAcmnIOQPvKB0U_cMPgOyUxEB5F2pd3NtgoDEVo5MLm7ypnRpH6xW6XW5DOgK0fIPr7WBoyXXkopJocAr8kEmooIWQgpcshawxOkOvVT1yHHq9gCyp8sb3P6HUsiFJWj7A89LoGWEzh6OctnGfXN0XwF_rjcUCqznK9dN_CfY6QNbUbCOhZSPfXE2.WoxQNdtWSNXQQkmLpjWrIUMhzUBx8Uk"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9110bf8f3c59d6c1';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\/4960538172?__cf_chl_rt_tk=hT9G5lhg652y3HBI7WoPue3tV_PYKK848RbcJO_ErJA-1739407029-1.0.1.1-AgPoj_aj8KrEAYodPzKW2MBzHNle0GzvZe0XGY.3GyQ" + 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