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-431466061445.mit-edu.top/post/6527983410

  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-431466061445.mit-edu.top",cType: 'managed',cRay: '90f7ee550a732076',cH: 'U1P1GXoxSr2F9NOo.2UE_BqsGgenfNfXHebgCRSHc9w-1739146801-1.2.1.1-JD.c_Uu3qriMZ4uyHcypw1rw3vlJOG__5dR7KcOfpUMUk1nyvZKA2WaAE7hElQei',cUPMDTk: "\/post\/6527983410?__cf_chl_tk=zCbGittafajz1BE1UBFrRC2jkiz4KaaDeBHZarKeWRE-1739146801-1.0.1.1-Le0OFpsVfz.sBjT3iNiYkQdtrUBOaVFP5_z3YNOWrjo",cFPWv: 'g',cITimeS: '1739146801',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6527983410?__cf_chl_f_tk=zCbGittafajz1BE1UBFrRC2jkiz4KaaDeBHZarKeWRE-1739146801-1.0.1.1-Le0OFpsVfz.sBjT3iNiYkQdtrUBOaVFP5_z3YNOWrjo",md: "aBeGU.zj2guy3AXI6.PzpqnSYGaQ2zSJojDx5jknN34-1739146801-1.2.1.1-tXO7_9fGyO6zbllXwCEL5GXuHAFPFgnRgm7NLwmIbSpbgEcj51r71fCLFk.YyvcRlWQOUb.2YVD1v31iWXrAEMNMAvbjvRTA_SCltR.tIbp3pbrtU0octNk8f0yMHy9Lf0FpmnKdCYhYX15Irud0VCsReFox.Ld_vUahyU2mnCMiGd_38bhiLMmcZ.uJdWQF_D9coM4pE0u6dXxHh6WtT5rFpCPLR9sJUeF69fuZbI3kbghgGnerfJ8p7emp4BkIDcwurn0ZucfZkDN7qG5V3Wc9MBSX_sjZIFRyn.OsHOXDh4WXcE4pPLE3BWgewNgwPXAp8Y4YK2JUx9kK5q8Rmd.ggrczPo0Xu_.N_.AHjgl61zrAMqqDnH4Wl40gpwOeUkaZZKEY4lNzxUDK_cxTtmA8CIc_OSTgK8P7cyB0phVoRGKI5kUaZi9evsmBJM.9POdanb6MiwDrU3aUgjA_3Ncw_eETPPlSEJxk8b1sJ3QnXeTQWKQTmsfpokil8FXqbNPGvKpuOpTT_44f0oKkrv1dLULQE_a82Wmr0keIjVKmf97CzpPwzi2EJEekbsn6mG_oglvXcWiVhXYJ9A74ogzbXVfhh6PXbcugoUKzOhkhF6XEE2_VC_K3nTwThViABA7nnF5JcdJ7ywVib1nIw86xJQasapQEfZilWVsaTNjw3Gn5TKR0wL._CSfZOSh4C1xH9pebkkCwOrbzO1j.NQjXHRw1eMbQ4HeNnGyI6LnFbocAXt5c66qVf.jI92zdIRvdR7SKVTBdSjPHbhePpOKtp_oH15W7W4eMtCd2j_mRvXLvUxA23n2BzSpo_IZzRNEPCIUnM._sS2i1VBQTclp6LP__kAT9q_J6Q6cjvwdeZHp0gL5ElJh6_DRazcceuADWMkFR6n_HBSXjehKqrjjSsjrAVw7AzQEI.RbptldKRA8jPHhCBGNWpbSlI_raqEkYXueBRFqealXHTpPoGxSKt7CbWwtyZaCfWyW8breKVnr6busB9qUE1b_fJiTpzaRjCHc9OZVTHrmP5vUGSoXhaGgsxEzNtGkBygoT6OW5qbeZVYMCEMKvz9ioxmlGG5KYiOqhiktg_A9zioaUMyJ8HJFbPWcYoCxCaZldmMg851CuzBkSXdbThoc_NIs83ziThn0IZsUo2aiY0E.KNJWNTG5h2YxdgIhyJbK5c8CY_oOeUVhKFODv7Gn46x6PV.Y6xwsUh2U9y5f1m2YadU6EW551JAS27GCAobzGeiDBJrPtSUU9_aA2yGWtIjtCfnYeqaWexy1.6z_QQC5BLXja3LMGLLS8xMod_iVwlrslOTGkD.4BBFL4raCVQAP2LXgY4RYzNHyikRzFilCJXbpjTHjO_VciUdrpxzAwbXoKxehD5oSbNmX0gZleiZEvj9r5LLU8C0AtK_2Zh0sl.fv_sRVvb6gR9pRhLv2DrccubIEAx6aNInqkpmsll8XfZ3rX3RWkyI4Q9XZM0gQsmJd49_dfUvzPm_cwp.6wvgjXG967u9D.M.r6f4rckC.6kFOS1VZXhZzt3KXI4iRIuYRMlkjusZl05lUdTAKEFM8Y.cTod2m2K1K7u7CfvjkQtYkUNRbhJ9YtrHJHTSkyqZjIuEz.rnyaemGfDRPfcm9xEtzFnHUQtMUkaRyWnqI.c990L8.ZbtKlNXc.wBDyMDCuFjWYeGbgSK2sO5M1MwpiYJttdMLvQMLYBzI1GXmHQOLfQfBkrC_a6hH.YNsRG523JzKtyO7shpCOY6kgYebXBbQ0M8Ot_Hd0zM71j_jJviV132Itz_pfYR8dLKNPKMO4ABrvxWFC9xbCfXt3BWBXH6CAyyzZc.hE9G8xtw0PimBd5vR5f7kYSIHg9_IjBJHb0UpTPdJmODJDSGMbvwo1XIeUj0P7I0cjm9Ss00ZVtRwRbN0xOPj53NxxzhFfmOC3EnhQcLAQrYcdeD.V5vlWRnukL8XT0anQhx6ZZVuOnvcVK27poGovCNyROlf1rkLUa5zf5Rs30FR4AirQVCh9wrudWhkasGIBMGeWmL47qibq3f3U0aVye.YVlWUG7groiqVo2rBvIUBxNC8Hd0m9x19wieLf8iI0gxWJEO_T9L2hXEtmDOwI3q_8dWLJYCuVWApgF6X8jpu34Ge6hPjxxqvx9tN8EH.FoiM_E3j2IB7bsJP0cuNkL_0R7f_H7P3mVuYr5dehfnvhniTlyOXRBVDoSn5gKcODDFgOEGd1",mdrd: "Bh5LrdxnYzFGiJt1c8xjhdgzHLQqagFVdqAqttDYwS4-1739146801-1.2.1.1-0uduZ8mUaprjz2Q1uPLhfupNEleLsZvcRGytjVn6OTGeoYi_D_g6WCLTqHrDUgrT19bG5jPKzJkS9_.DfC0NQQ93QfsQA8_Qk_RZQCsyEFzoib0uLFsik1HV31AJEeeMgS4m16SvspHlbypwON_0djQuwBXGmCf8GagRcPkKWZ83n8hXfAM1XOGxDIoP_WLlekhnDOZ4WTlYHWLfUy7LC1AKEzU3qGmBFP9vzNIQP2ppBnybSmiT3oLawly6HdrsV2q0v7UyIIqVpcJ_9dBcsDBe0El.d.c_QMQ0Wx_JTxlEnzMOul5rn42pK.9FV5YQeX3ZobjXjOrdloJdw9uFhyXvxgnxWSnlNk12F0Ny0Gf_Xq.NsdQ3HwvVtHmfOAoOuDbhkVwtcYYg8b70TONt6WsLGcyrhnlBmTjE1_S9qiiV30NoanpKQC6rC20bsbKOPxaVeGi7sv58bpZU8ToLuB4Ov667XyZn_rbXMmmu_f5WvZuBc1GCUjFUWIp6Loxy0lGt8RBCBS9_ARikk8iiT2eQQqGe7mqBJITH2A7HS2ZY1hwh_TN.DIpll_PdNUPhcvqpwvHCxHITNP8VROSeJRVf5hC49wxYOSDc3jjEzbR2.4VOuQ6gBzOaqm2w4WBiQMg15LBXZGcoo3qCAgl5lf2ubMxs9BXpBVqs_n6LwsW2ouCYlSYPp5JBsG1TFg9UoIE8rZL.jSHTbLeDmWrJCa70_iGy3Woo7ZQz68cKVcGvpF0LpPc77rwLcVPzuDGf2ILU4J_FMOzRxtv843_QvIlSsOuehkZ.ONrI1suXE3kDbs0qW_oWlU9Rh1EkLCxndvfkWC_YTZm0VNb.LgUlPoO04h_tiUBG2fTzo7b4zvctcLqINrvPzqDTFA8NKoVlu4vg064nizDj_YtiG5t4Lq_hR3VjrQ45ZuSMYvRE.4kNX07vjHNyNCSA1_tg6My3PHA4zpFrmZpVMfVcEbxJJ.EbfvbQEuh_QmlJW5JSmqsE3sGrQKFa.JVlFbjJhTyudNuBVz1_Wg59YMLFLKo_bLU2ojC2Aq.zaZNn2hBRrRvnyeayVED2xcXm5On2nrqgO43Xc.2trRSjGKGGL.im8cb2Ts9SSBc5KWii6XWGS_xPSJiYGmFuWwy0jbvTtMha4w.kF7a4nodopgEEx1klNIl7SCoy0EKaZ7ydsQMaBojBQFtW9qkPKrs57frKoPcFi1phdVaHOswhWcxUpHV28aXnB4M9sYvGrctjpPj_e8ioT3Cp_DZB7RL_wsqnlaTNWLEn99DxYQhrD0WZlpGDj3KFrCXPZnP1j272kng1utxWccJLu0684zQcDC3CjTV_sSkO53.oKvz5nJiZVILVj4Vn1peMY41kZaP5KIH3al38IorM7zv481o_ZRsk0CPLkolod4uT_WR3Tamdsi8efVI1zjYD.bzgYQnlxBN9OKam8JmFR9164EmSxX9yPzbDay8G.GhcA2rD.nBDmLdVzv5WtoCcaRosgcZGKTmilbFWXQ6RVPVxmWjHd60RkdmrhNGcJTPuqj1OsdfKQ.zNU04Nl7KkBkNVL5V5M9TrlV5HuzehXDvTRUCXgPfQKLZZSKmw.4j8.6p6.Cznzh0kDYUz.sx_ukchD7Dv7KOFM79uUp7QnjVzlIPrPCw6Cl2Jlz_E5EsEsczXxHVklqBofiCTsUQkfRwDZPX1k.buzmhHSilvUlikoeRdy5giA_1RA7vtbncaK_.CyhggIeWRMBKDLGsqE3UvoLE06TwWdYR5avK2tfREebznABr71FXbXZXt6bp8SdXOH1mzSQ28nLwzRfGBfDQJC7nXf2dhXRk"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7ee550a732076';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\/6527983410?__cf_chl_rt_tk=zCbGittafajz1BE1UBFrRC2jkiz4KaaDeBHZarKeWRE-1739146801-1.0.1.1-Le0OFpsVfz.sBjT3iNiYkQdtrUBOaVFP5_z3YNOWrjo" + 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