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-189165913252.mit-edu.top/post/9037284561

  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;padding-left:1.5rem;max-width:60rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{line-height:2.25rem;font-size:1.5rem;font-weight:500}@media (width <= 720px){.h2{line-height:1.5rem;font-size:1.25rem}}#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="360"></head><body><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-189165913252.mit-edu.top',cType: 'managed',cRay: '966b372fdb9fe8c5',cH: 'Cgwo0UyA8ftz9jsUIP6gQeYv3xqJtN8xP3j7zI6QiO4-1753777420-1.2.1.1-4fBYVOFvNvNDZyLSB5qTeqwvzgUAT3jXZtBiFghGDNOJPSEHJAJUz2zwMojguXLx',cUPMDTk:"\/post\/9037284561?__cf_chl_tk=Je._fO7c_YaRitc1n8mI_b08_m5o9vrXhH_GYGgOvU0-1753777420-1.0.1.1-RBLXprJgLEYelHKmRs3j8opLVhJrLW0G_jXKNOg_Jvk",cFPWv: 'b',cITimeS: '1753777420',cTplC:0,cTplV:5,cTplB: 'cf',fa:"\/post\/9037284561?__cf_chl_f_tk=Je._fO7c_YaRitc1n8mI_b08_m5o9vrXhH_GYGgOvU0-1753777420-1.0.1.1-RBLXprJgLEYelHKmRs3j8opLVhJrLW0G_jXKNOg_Jvk",md: 'sx6lmbDSC8gB3lS3VySTG95ghQzB.JRfmXRI.cy4tZI-1753777420-1.2.1.1-3Lj3BxANrYqwG.v0FBoShRouYw9Fp3tZNo9gQeEexCqah9gB9YUphVS4dR7QEC.xtbeLN__mDUV1acsFTkAZGJj9uvDeKyRmmaQGjJZQuQXKoIUkSMF76b075gO1F3xQnY0y4mNlfi3GrIlLtm0sUPskH87czbQt5U1JC6hzbffWr0SwhodiDIaHjOkf37hDsWvwVyM7Wcif4gkKk19mTlJRM_fazqtuebaM14Uynqw1j5z7zGqhyu4ufBgQSyknFYFJd4wnB0P6aA7RwHWaTCWO6lAqasyWbd.xqXvCOwz1mm81JaujUK8i3ICNZkhgV7Ij2lDX8JKpVMkdeCAoA_dtzARi39XqcXv5QFqyX.T7zbJ.Zdj6eW_hTJXVW6WYa7HqKvw3yVJ8llFrcLOIMtUo2yJSMM5E11yWv2y82Y4jFk8_oES_nn6axAULrs5CHopvSbVhkRX5xDQYT46h139mlhK5i8HF0mIgX7WNs6NEqidR49rp7qs5mvXE5SfCxG7avBUkTkYW0pOLVcZGfyGwSLlTAh0zqfn1Fy64LuvBYdJpxdycdjY_4P_nWLg6votdrsoxtuGGt3kE9zdosFsF__mWrYSaNo7O6L8_XThkAbYTO.XKqwbtml0nOUEixdDgGhK82AGud0uAhsj7EDPc1KXGrcuwN82vqBEz.K1x3o0R5354HHm1G7tJuvCtrSU4GbFBS4DmCMSqjsiXcWBHeWHs0siAgTqlI4cseTTcuwPw8nAh9I9ilcLPnhEA2b12aWHE77CsKcn55nHirxOEAreoTwz5PxYR_Tvn_ro0CG1mfIH9pT9.5W8nRrxnqRmhvRKWYrF0fBjB7Ifo4A',mdrd: 'bkuJGAEdKEoJZ5MtjoSO_6y7reofnAI2nGKybp6lHf0-1753777420-1.2.1.1-7mihfHohJ7JQnAUJpyvwfz0NXWlaBnLuLF9A14l4KhVNc3bNCF0ropCCAu27xzNcNB8S4ny1jUmi4MVN6CJx.MxGoFEDfafwVxdvhynV7Nwo6R57hu.M2uDO1KNKex2AGI5Ho8kC3UhACXBNJBlEFPlhE0h4B.CwCIWMwSqPxZuoiwjDk5FXfUzimJRkN.7JhDMBL0FxLtIT.QfCWTO.4L11nAZzXLyrETdiIsFtpk8sHqs.Ax0_wE2OUsUqR9cwFc7nY8RL7goY09.wUwkOI.mMQf1YoqrB5DCiHZI6tzbTgW2V5Za9s.pmGsnOEJShs6jo_iDt9h89igXmMRd6cHttHsZBH3UQdW0qv1aOx0pQEfGTawfXpHaz8XwwBFp.NUXibqgocroOpxcpoobbHViDZi4Cs.cO2XySC_bewlfrOZOAQFprc.GEIe5YXHi1b.V7PEbn24QB0nxawUmc9s7czt8PYvPsGq_SMCHRjQQb49cGoknMA3xGtsWqLFEXgbC1CGRbUrQM_iigPOHvn9On._hMHPgjfh2eA6npqDmZFOmDMvFv1ELvkPcbpww.Z56e95bthJYwLKB5ZAYG_SRbAetaggApLyP2lIq6D2Z8x0AP_aoBSEFh7l.5sNYCQRN6KiRoYL0yc2tbG2w3Qyws.nTGXrmjDgSGEkg31E._lLMpOkF3hc_BIiAiJVojNWGPXimGZFIJWlu_VwAX_0dM.a1IBb6gu2UloOu13p0zawGjbYJCs7BpECQV7EnBV2n.vDf0nFXW2U.D7WDFQGfgCpGs5.4IIIKzs1dWHbe1WUg4lCB4Oih0vg597xlBLn6GQWfnrZOsQ0isjf2Uqnz96EPRnr3lkbJ5pFhH_dSSFrGZXkiEKlEmqoTVc7bc2Dx_NCUibLyRFAocvJ22AVJaKwkvjIJpRSR3s4BqG7UT.74gl22aa1CmHz2GgqNRKq50BEFNkcKIKrHMvDHB._qw9KQY5uxJQGqHQaBHRpoScF7yxRhGQ1MjQ.hrEt4paUuVi90vmXqYnMfbfpsngA.fYtMiJ0hWaAxdYvTPcgUOqLWZ.c2PjC8t.OnlUh7hifXoc8AW26N2XzTJLA8FPJxnfA6cgxz5z6l2RlNsiUwSVGLy.qt6YB0JEBK7CUA5tWsQSG7xmEF5zZD24rOkhh0aIrkbGQUTIypVswf7PVCDo5OnPFN6GRbs.y4fu9cGdMxATelcrsCsUOlQy24tvrRY26fsz2Zo8upidacDh5_aC8GgVYw9RhBYUx05VTPjYcmaNdQOA.ZYosUBpDN7MZaUmNU.cdQO36p158F0XfKsLN96p6Wzj75aHjfhuTMSjTB_wYc6CILGcWkB9xgtDQRV3qGyjPf0523vyTRnKYC_JceNKPWwe0mwL6I9UTERZxF59pfRXXX0vRwjvd2ca7cieNEel.0Nr.TcqUvk9GpVZK2N1_IdGM_gZ0X7Rc0qMI2iR8H.bRyHREgXct_Xb00Zq9KTErIVulvHH5xDTVFkgbwPg5Bli9F1ivgpvTqziICEYm3sMc4j0EupIlk5Rfmy6cKVsPRuFt35FN2lrwV6qUmqujKEHjz2.k8g2NoXDuiCPl0aORw69UnKF4b0jvJaIs3eupmyWsGdALJxWVrbIHTJSw6zS.XUqYi1mgPSYeFYDB12GBnI0hDjirzsT8YndQjN_d1BptEnoEEV20LE7wgZqJ6eIW1BVchXI5oeoSatWyO5_9lp2zblpwvUGERf74U1ZvZfuNOkH9hEjmeOsE56Yu2HwaqxwzJ7K4ZCfDLVbpnSxb2jG2OVuJY2xD9.Uqv1i7QpmYQr0Z67xbBf4suDUYxOmyFeNvB9hkxUwGgmpxQN1s238dcU7FPsuMOmnr1aroVsMf0vzHQXokTuqfuJqseEr03ISDyUxxv.',};var a = document.createElement('script');a.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=966b372fdb9fe8c5';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\/9037284561?__cf_chl_rt_tk=Je._fO7c_YaRitc1n8mI_b08_m5o9vrXhH_GYGgOvU0-1753777420-1.0.1.1-RBLXprJgLEYelHKmRs3j8opLVhJrLW0G_jXKNOg_Jvk"+ window._cf_chl_opt.cOgUHash);a.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(a);}());</script></body></html>
Copyright © 2002-9 Sam Ruby, Mark Pilgrim, Joseph Walton, and Phil Ringnalda