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-739199507497.mit-edu.top/post/7491528603

  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-739199507497.mit-edu.top",cType: 'managed',cRay: '90f6a6094b61c98d',cH: 't6CICcRGI6XC72eEarF1bLtxYrPW7nv7sIcEGFFDUE8-1739133354-1.2.1.1-qvpdwc1cgPSuGGq98fFcVCgnpA1XOFaAAtGscRdXpKA5xars5uYVkABTk9Kqpfg1',cUPMDTk: "\/post\/7491528603?__cf_chl_tk=Ih1d60LDoW_6zmackJe3kItYHX0lEdyJzAMq6Vu6pFM-1739133354-1.0.1.1-L1Bo6Hnl4K2ZDsY9vE3AN4emmQiKoL.8w8XIm8dPVO0",cFPWv: 'g',cITimeS: '1739133354',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7491528603?__cf_chl_f_tk=Ih1d60LDoW_6zmackJe3kItYHX0lEdyJzAMq6Vu6pFM-1739133354-1.0.1.1-L1Bo6Hnl4K2ZDsY9vE3AN4emmQiKoL.8w8XIm8dPVO0",md: "0Myi4_KQt7elpnwvZznyiL6TspFQRCjjl4PB2NSo4Sk-1739133354-1.2.1.1-5tsoCIe1a.kwNHvwNd_9WgfnJmd9PgV_0k.MiOHcnQrNBS7CDZ1bbWaxHgZnsycoQMvyd9RY.eVDd.BSdNc68beVc2xDQIlFJ2pNZqa8oANUM7af8sAHaD9v2Thn6apPwr5ufwIjgmkZ9bR4tVQAW.ZMuOFG2jO7GQHviIqfzXJK.761BhLtwEUB5XRTQZoXbM.voIirEZ0rDoJA90ZLjwx7UB5wKe7eFyLZuD7XJwLsNJlt7QrpDAt_7A2cpFI6EL6YwZ77WKlGB8nvE5eqnNrqqZ6Llh6ZNU4bYEWYVRnqVt12fjuycmRxTJRdwDG9ppTGaSaVtRvBr7cHzL1Gg1gwpsWqgY1PmmbY7x._dIfPMknayvEISwCDyrRBK_kfmDoYIxLghkoOSvHg5f5XAFZWlQc5GJvaIVbI8GAjwe4lIcfhkSkBUePqmV9iPFUS.9Y_Ry.z6VJOumS6lJgzI3HXgjX3rrNieANnJnpUEN.7suxv3Pkry.9VVZ9iwVfyWFH6oqK_3zJxuV0ac2KmMuxJBYxv4h9TVOp9Jg6iGqPH2INQWxOTdmwnBTSX5zD4tBbwqeg9hbWyWp2nX4UjWGIbvDRASZ66JuNFzIVfB5S0O11ZWgbhpMiB0y2n3eyQ1yBxEoRpX7waMvW3h1Om2eJdPs3yrP75y4GZLaH554JxrjB8oVYwxSJXKMP9atjrEK881oqBLgzvPtRPwpy6Yn3o.6KdsLnbX4VDugWBZCtUCfpeJbbiZqZDsKXSRGd2_xYxLVuzO2xkl2Wc_760zzw6PsyiWZQiyDM5IGV46KWuKj8Zh3iljZrFrOrdp_Jjmbb3q6f0475RXU7TN_KmTVkZ9uYVDmsHYHpcXgM3qnRLbrzFqxYEmTjRU.Re91GLjntcMX.S2qb.vss4.wChE7cmFeY3TZ4ZAbH.41hK846.SuCeQ4vwBskAYTiBIJGeOosVUPw6xd4E4eIpHigGThFY.Fb1vqRgQGl8DdsFx4allzCVQwXZkBmQe14O7n7DsA4kGnAOMtkrqYVS942f7Rm87Zri8C728EFzFrfaUevjzerhcfRpUtR9hqVwJzFCOyl.Ug_zPGS7TYqTev6D8tO5n6._CymOiq1HJIzIEnEfkLxlxWpOMXQ8xe4N5ubOYS_NXFHX6bgbXtnpe2CxXcJwbg17tTWrYZqlKddu.P4cI9xRsPo3A_DmwKHia9VlJeHuPZ8G8iF6xWmx7nsjHiYypG3fW6m7VNAa3xR9esuUR8zynfPv.7vlWZNF8zb.hYhnzvPF.fJ6CX1S.5eC6K54NjTrskvIgcjpVN8gjoLbFe8UlNewohTI8d0i0_hNBxEflRzrZB8S6V6UpcsjaIuTeAQjLM8MT6XkXsSuXkJP5sDIGRb.QeDFPqgMcRqywfRM2.RhAVG1qF44uatBM6bbDV1PZfhBRKHBq2n_5VMHZZHRJ8yBDywn8jG_8phglMV_kefuTw8NxXTfmjxlpb9Ma7mcHnfXt.r_mS4rXM05qggTQsBut7iLZLSQ4UlpRcUFgx3xQGoU.tCRwHMes6LfoKYFnhzQTK0VSDlsjRRLLlgHLZwcPx0DhQw49Psio7jVz2Ng128vKZX6XhxB3Pi1AZxNAhLv0qaNHCidK.xS3dQKsU7q36xMc.xoEbseDzwwq.ETRW1RuqL0CKZrmoSCQs1z4Y3x4wQqWi.hJn7d1nbpymBCKKxqW2_zWiOClEG2mn0hqUVfvRF6KUVHa_0eaU0mzTr8W0plc6pEuKuBRAAL5Yvpr4LER3TLQgc.DbO7bzL1MDC2w7XIuikW8Vdy3.By8Y.QTfUdZd_bUR78Q_irRIAAonIaai6xkM1znC9dRJZGg4E8wLu3jH9YoSkfO5oVUxpjGtC6ULenejm5NcnXtEZXD29yyCpJtrzTTA3uxiS2332WZphuQd6E7siYyFFxMOu94zjkOBddoEG1w.kATDc6IMvZFvp5mSNHkl21benIf3ZzW6L.IcYB6KpIsNmQUAcF0CnRxRphX67N6N_yuKfZzWl2kQL_zLrYu7bJ_ntnxTgmfwdFSn1QwMEzxAD.M2JItTxJgTTVXyWSRBtM6392ujeoTyBraudRBGfoimrnVIBhCXGiTs6PqSKj1tsPDL.KAs2xAOOYJuMWLv2bsf0zlYXYXPKMU3hvALGY8V3FYKXyOA.K7w.GWfuG.jTakxM_5CKBt8LqwmJ9RfowAXTdV9Y7K65EFCgu",mdrd: "IWBaJV.S8kLdKikPvsvTGolsSkGDPqR5XDDnB7zw1Ms-1739133354-1.2.1.1-7MH2CB6mE_qZCxzrtOGlcOFiB7NsV6ZlmpySF8I0VqPbxFYv01_nuotTYNLrfgke5DVN10eYHSKp8IkUg6mI2Ud2QIsR14KzflkboLPbi2a09fqSm9Wps6dh7t1H2XvtQ5TBg2J4SNkPorTcHGGNMLnzwRJ9tAWUmDYhqfem1XwHc0n34F5XLHsJ2X9PHpbNvpET8xc.pzk9DOyltXyGNhbpG60Mbs6iLVMf1jhydgXpU9FOh60g4KAizQ2CsoQlYGdgDJzW95Lg1ixKzmTc6ysmimuLM1X56vfYoHWLsh4N5TlkltXyvLy5B76ZaNFJMjqq6Yfzt.wLb5f.3HA3RRD4RiMNa.J.cg8Sno8NQEES4P6U76pZrKZLyEDgt0I8ySVS8Rm4DSMHeaxi.dKZ2tM.TC8Zqb6kdEaUa9PvBF05mMIofjSCdXTwuGJuTCvzlTFK3IdaCAhoZHoN4PFmyR7hPZ4I_RqUINsYJa5Hl_hf0_QK4ikjRst7P8GAPKSmER6fHVyhlkCWbIqrzlDoflEU1X7xVRzqS19Lm1_C0XORMF1hY_QVt2VM81x8PcmhgQtq.QFr6d6l8p2nUhB9HBiqI._SH7yDQQfztKp.isXa4a_GMSIUa32bvI_KEsGhfkQjI2izMpAEWvL6NKCIEqVZ5iyC23DijSKyyb3acR.av5m68K8hFE4__4aZDYN4kRrM3kyNpoNSsS10HqMFS6spCB_WFwQf7VdoqObY95Pf5SsifCSUQivAThAHeIkhU37WmI6BtmBcerLY5P81hpvTjczMIRzsyi9Fb61MPOfZDPUCUZ9dvUz8B2H2LNwXkNMdK7kutgPSRW.fCnPU3awKGxGYKFOT2VoKpK9of6oxbjIrALfERtKDqD3ZQvh62BcuiPe.1NYE3jkA1ulr_EaMokxuwhjME_BIJnDMlRUYX2daIzvyYRaU8EWKzcvfcZGGH4Sno4heAfLHSaETV_3YaZCvsgg5L8AHu2Jd1dlxDv37mE16DmSolYjkwFTinfnLXW6vrhxrrM35Ht8ewb2ycPLrTe5JmB621pCN_aRc7DMNScWmLIOuIXSn45U8X7zZtlnaP9DXgi6_KrQ8fw0aHef3ntrMpvYbO3vclL9lv6fDWRTF30XdnlfG0jneYBh5UT7tC1b5z8S_eOh8oPtYjU4TrgzVjD08DlN9zztCdWlqVbHcDp5eCs1uwSN6DADWTJW8NS12jZr3JtEHwjuEfa8bs_QTf8yJFhHJml_i.Su43Z37Bpl7ii14imKzf8TOu2sSdORVuQlVawcWE_PHqlKGaQgdqHbeg1zB68x4RHJBSRJqMQU9NrdoPPy54RuAKaC3khsggg0LGt.Yky04I7d5HAm0oUTYMWsCpQ99Plkce5kiloY8FoWoIKGeGqcdqlbRkm8baUD1k3M90kLhpZY9nuz_tyW56Qj_zy4kDOu7moQyXD5827aDK9x_WMSyrrGdaS6LW.7uULCErXBXQwE1mDshEf6SoTwmgiLRp10zZsgvJKeGp4Qlb3bWkjuBcLz7xUKjpDsy10akGNDgo9cl1WZd9rIkT_AskUY6JUmBlJ8XHKE3aHojDQvYP1g4ME3Tm3obtGYFglP9IVZ3Zg0zT_Heyg9zcMC9KizWodbZ0Yqoz8ZEJ4qm7tCFpBXbpp7mvN12.OH84eqGLYVGJMh82K8XkG.sWSb8O6yTD7.j21Gu2CteSThNNt8K.jz781Lf2RQCufL4jXFMYOeUIYbeoFVSAoDgyo_uYcSHsRj2AGnLpUBC0s5ER5VF7iYNQQddeHZ4xapBTfQx3_Ikqsg6AWEZHQHG2OrfU00"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f6a6094b61c98d';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\/7491528603?__cf_chl_rt_tk=Ih1d60LDoW_6zmackJe3kItYHX0lEdyJzAMq6Vu6pFM-1739133354-1.0.1.1-L1Bo6Hnl4K2ZDsY9vE3AN4emmQiKoL.8w8XIm8dPVO0" + 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