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-178959130712.mit-edu.top/post/1647530892

  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-178959130712.mit-edu.top",cType: 'managed',cRay: '910f695a289c81c1',cH: 'pdhBfa7QgrUCqbszlR_hKWvvSJ0Jvf4cFWSKWtrQi1A-1739393012-1.2.1.1-pwcRyEBtPivQaZY9Uqx3wQIzGn7B3XK58.lfeCtz.mGka9T5AXWQG7mSoYNslGZH',cUPMDTk: "\/post\/1647530892?__cf_chl_tk=dFHpa24eAygHyQ9v2_wwNlIwg0ewLjMj0IISY7vJyV4-1739393012-1.0.1.1-EELXQQ4rhyZGmYkDqXGfHrPo4ALUWKmkZ7BehladUB0",cFPWv: 'b',cITimeS: '1739393012',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1647530892?__cf_chl_f_tk=dFHpa24eAygHyQ9v2_wwNlIwg0ewLjMj0IISY7vJyV4-1739393012-1.0.1.1-EELXQQ4rhyZGmYkDqXGfHrPo4ALUWKmkZ7BehladUB0",md: "44SC95U7nXpGjjpJsV5QZ4QO8vv67R66ISkVg76bYvM-1739393012-1.2.1.1-QseQ3L5dqfHKu5BOyYgie6z5WSO._4nf1HbEeDr837QNp0vKb5To.sub3g6KeGdLh5hm8A6Mlpvq7WoHeIT0ltYgYXxeXL14KkZB8uamBHMC_s142GrFrXwp9pKSemoQ.fmUp7rtpo.UjRVWZ.Bu90_D5yDfDmNzY7_sEC_e5Lo9GCV0LQ8e0kj.t_Pv8hFyWIi7zhGrLG5cY851rcWp3UavCRQ5LgqcbfXHJyhHD99N1rQfmiqbuZx6gkiEtA3LCooNIaPj3l0fYMTRGIlKqdlWmhS9dS2EJApfpQWzkhjAeJzXVRiK.Zq40y2C4itHGPQ72kIm9WlJa36yD0qEztm3WQLDbB8NjHTibXAz4Ah922FcBvUmMAAyajSgmNK9lmYU_38zUH4gewQ.xrGjSupddKJ.gOO33VBUyV3.BP750735as7q0xYpCgjDLCuMBcoL1XYRtvg422MCqIhDWejvcI2G_HtEffZGeFuSeBlYXTZHOvIIcKOKRKa3Df6clFNSnSpfqBlEVe6e8W5V8mfc_AlQMGcZZrvpUW3hL5gdOpRE.vV59laVvjPRErgHVGuGONzI0JwT96e7ObWvymhN94D.cBn4fTm_cMKtpt9PUL.61T3RbATUtaPA3WGrmCoX0Yb3._iS5Ss0a3haRDu8xkjN8PIpFXSXEZB6Z9XbD5a5rFwOB0rhN_uz6l90DK0TOJM2SUHObqO9fVfatM6gTGdCyXVPI3760RVo3WKee0xRnbs3La1KKulM_LYcibYquQ.iLx4KVVmxDjWu9RoS9fIE1ib6_Ymj1K4KV91RxwTezzYR4TBUGLB9B3fu0Tqopn.T8AYUD.khWeIgzfaJMrKuW_8bSaHgl8TqnWLz2OJKOB5IX_Z2Nk1SrdqoXtiOkPNWH_CincnG35d5ZKiXHUVi7wwcn1iKNBryAuECFqsuGApgtp2oXLwpvPFGggX9jDVWx7dRSE1d1C4sZrB3Q2DNu8RWqKl9M.XTCsN8d1jsHlv199wagIatQC_eQV_WDmnxFggbcTw4kW2TSaxrMOXaoxNpgqMkngQ_abcvTQemMJ4g3jzrzHNxPpEyZW6fnGIVY8z3Xe4yCx8lxfTFWiBElODT1.GyhejwEhxFNjXrj55YrY_C4zFkyU0ABX6wHfdLTXChys4cnzdqe6C6Ew6OKT1ezp5dmRA_pxKvMwWTpczsXdrxGb6bYzsk6Qytda0raFoMt73AbPpVIOGkUiRLdLF37Z9jwPRQyJxL6VmOxGtlwfokZbupewItKg89ULh7uYhSbxzaXTajGzAlZjb5DdAKdQf8EQ5tLaHDv3GlToDuDmX5JrLIpIPdEnBffBbopidWh0xBv0I.XaPkyRPklNq2bV7RsKua4Hy8a6I.Ud6AAXZdRMGDegRaEAdjEYDFYP.VlhnMP7VgEvBh2yQ1C6AO.YlN2hG0xtXa.uV_h1fLbk5x6ZsHiT8faCjmztLbFgMzornkt8PeTLPQlKtmoULzMPRORUQu.K22IQmA6yb2Nyjqk4oiuDx5pQXQ6fHZszofcfoBDth37.n16nSyBd4C32F8iQgUxOrcrzsVmHEWPxd.JB6Ay32ZWIp_P0NCMDwe9xOnpsORJgoFdmy_s1tATZwix5By3ngpw9uMG3nPfKXwxbQEpSHFVah5_TtIjVoesBRAdfrQ2lDlIAcjcOJjzT3vD16r77gFcHl7Vrd6qVLMxIB0PbpFdZcieVRGut32uO1nb1WQ2XN9XLxOEAYtWHwerPR28IpizvlmgMkRTlnvYwdTPIZmWkuT80evkBG_nQO3W8wVxmCbHz7P7YNIKFkbRNt.qcDBlABgMuMHCpRXp846pF7g31bxvFBhzUCTDBQ0SmBa.s2_2EFz..cT8xEYq74z_8MDf2un0V9nZTIvGYSAHY5WtG8uuwDtrWMz8qsRA4frkh4RD1FQTrMlIwNrGraFRlOuHzRyCAnY2KAHqqZ8hWuTwndybMGHcFrcpLIUcY67S7xbh8cUZqW9SS126idvtdoD.Ew2pqW4kfHg3.LLVPJbK0RyDCJCul68cIDHAbbepJMdW39VBoQ3VDoUVQAGVJ.3W3gq8jmcDK90Gk3dkKLWE7nAXLlSxq0TjqKVBSKCWMz0FMQbCGQsC1piTq_ZmTc.JHpwFAz9Hi2.pZNfQRfoWtHh5wxoZrhZMBww5y0I1wZsOIzdfq5yFHW2ELe.7iaUHYXTBd_FvHeugzJk9Z4V",mdrd: "HKDxmHd.uKb8hoHOWn1p9Bb8SvhEZe9.e9bMxQKYPP0-1739393012-1.2.1.1-ejJ1jYxv06omboYHTekcLo5edDty_UFOu87dhB2YxUebQsH4_mdNGkUk8MyjmtM7V_2ErXGaa.Ag.vZX3KdEFiMCNjglUgAa3Ko7LKi990MNhh_mgJC5S.m87wokS5BPd4qTRD7A4O5yLv9nqijKMv7c37Zpm.hLGd_YNqno9Kb5.kVNPwcl7DS2Kh9M50FcHUjxKqg9b_HKhDShOA2FAnqa0agK3Hov_2e4fpHOXcvMvr0vXUMIQvEKccYrtdkCYoMDWotTWdv6.ZfO4ReCsoVKEtwsnvf2qIUi7ZpPj_Tsz_WWVZFlxQIc0691.vDt67oz82jFu8ZH9oTDxwNbDFQVeqlGWR4EljOsADMhbqYxfhqGtRrumEhcmo7nSI1DY6YSD49NTG1xEs6EBALaDhtdns0h5gdg87cHuVdwwvoHEQ4jKN3tSzAVW2he470Uhu1PiMc90MU96uNBpHpMX3qLwAgZBElIZj8d6AOhGGLutJ.F4DNY5a2MFVtMb9lnnwePLlHftsRPgGCPhWE0njX4avUvbju1sMBOWWcadJaKGFiQxP6ZfA271glUzSJoT1XkJ9COukN7c7V2vO32AlCO_.6HjsqWxyQZm4IqMiYQpQ9NCtZ5QMLC9Diq8LtN7iG1TE_B4LB3BSC15lpPN.z4LL4xp4b3Ya2t4nPQBBrO2aOFaHPbytaI2BECFw73rFhajOTNWiAhMloxevccle7dpxLXhg1.1_poWx7brOKqvH_1lOykeOZr7kNJNbcSqWE.C8N577Vodo49Y7l44aFBu8KGIfPb7RmtsRPLDkEl0soSv7DFY8IVKfkNTVm46meviw8LEpxoLVLdnox_oHR2arP3dApwC2hCtT3mH8UTkPMuFDT2vw7zlWLr1_f86IL_lLF6XmNBMMB_nkOpkPIdrXtdv.Nfbnre8J1_BTu1vzPEQ53JGzhlHTtKqXoc_N8u5jjVuHqbO0Jxw6I5oM7zoTmZGJtHEHC6sC7PqYvuyI6f7jDeASe0HpOzF8kB6aH2ae8cu3x.x8sAYGVK5V.CSjqRqWWIFvbf98E4RnZPw5b6S2O8F6oyjDw2MRCspKr5xUp5BZi7jmyvvKvPmpobm5AKZpqIE1DJ7Xy_koWDB8bLa2ypI.NSQJoeIxTO1Y5VVv6zduJMO_cMRPhb_3mb2hyIAmfd2_eQy2zZqfsH0Tpv85HODCJWsy2VEqE56SBjDqDwMeMqfCcrzV1u1SgjJ2Y1gxGTRZ1cor5X5yXA5HEOZ4pmUwANlIKWxLWlHPWWs2vk9Xvi7TrTHHJofWPBlT95VjNYEIV.tRFmNg.4u9_9V5wgZlPNHUcznjEH1CsiHu_IkM9R1hTxe4eB2sCI2NGhWUvsI5wYI7cbWgw8UVHMx8P.6WoDmy7rfiELYjvnrf6R4uG4L3TIZzrScpPZ8_20k9jpbSQo_ReGLTRbEGSTnvHNdIIhcWb1HlWWrzX1Uyl9ddBQXzotKjsi9z63KURVJv96hvAvT5119onM8LjmNlfvMoYhLs3KRP5uiNPL.tBPZz4Y.zKbUxvhJc8dxCs3F4wSCkKPnc5G0fXDc2TEj.WnmfXwG.3plVNEp2lMKi_lFpu1abo29oF8trRQyyEp9JG3g0mBpiKbwS7NARJD2PsX48mBOmPUNdSzQBeFewwyZqV7xml5tUw0MGaLltKyWk4Q8aiqeihKabYv5wKDojEAQsoVhH9WCTgX0PE_Uz8_O5J7ahJsd6u0ozmjEFy9StiIr9c6gHuuA_p0EqQMOOM6cPz5v6RLRr1FDOl9rqyjRYOulAYqvitElsOMaZcvzoE7806Qj4z3kcU"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f695a289c81c1';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\/1647530892?__cf_chl_rt_tk=dFHpa24eAygHyQ9v2_wwNlIwg0ewLjMj0IISY7vJyV4-1739393012-1.0.1.1-EELXQQ4rhyZGmYkDqXGfHrPo4ALUWKmkZ7BehladUB0" + 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