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-523500208184.mit-edu.top/post/3289471560

  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-523500208184.mit-edu.top",cType: 'managed',cRay: '90f368e808e3c928',cH: 'sYyhwRpA8GLRO2zNLuoOD8YIc0N_UMPX8ABLi_oaRWA-1739099393-1.2.1.1-Kbf68PAINufSUym6Aubj.XSYnUoip49WXBN83VKIi.uyik3hdkbhzVQzpwH7Kowp',cUPMDTk: "\/post\/3289471560?__cf_chl_tk=G4S9XQ_VTTavrfLoNlarHJmCA3hHaANCAAkSCxKfAOg-1739099393-1.0.1.1-ovL9LjCF2uI16.YILyckDAsNmcbZmwIQMunRIh_Ucxo",cFPWv: 'g',cITimeS: '1739099393',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3289471560?__cf_chl_f_tk=G4S9XQ_VTTavrfLoNlarHJmCA3hHaANCAAkSCxKfAOg-1739099393-1.0.1.1-ovL9LjCF2uI16.YILyckDAsNmcbZmwIQMunRIh_Ucxo",md: "ER3d0mLDn.cWE8Hd6KLPE3estpSFTmWNakEDgyA9vNE-1739099393-1.2.1.1-kGsLBuSDpQHQDsbTcGSPZdrY55wHeVobMO5h2kZ6njx8MAxZCmqqn.BYEk0mQkchj.sAw2b0GGFpmlBuq_Eb.duCY1ib87IqsSr4MKa7QVuYhMJ4We_vcisub5pEyotDs84oF5hNsvxEaa8ksEUOUYwAqZ758.ILIrSFMhcUNGGd7tS6E8r2a2tYfmYkxUBc6Nh4E3wGRd8OyDmqbwmxYlrAwSQQakE_EGuWVC2K6eKJwMKD1BN..almdV0_TNk2RZIIdgEfoKJNtVVUgbuJxYwVJxwUT_UCXnG064Q48ajsiIrSm6HGDwOq81ohfA93QHF6fsQ3No4njYb9hxC30QAN_rh_9RAbSR2n8znyiXW_bRnO4AR65aAfEiIKRgy9d686dN8xDPW6StfrkPCqDuobDEB6xTJyGoA2EJ40jGvZMrIFUFGR_4aB.n4YMw0jetxfVj_hZF9.dNnU0gFu1Et7NJ.8e5Z4hkxxyPFJx8uUc5NMp2WVrfRuFF9qlxh11iUP_e3R20NBEagQuLe_7vSRCyYZfiQFqY4Kgl557PEGrYKJriC4QvyaY0XnXznTk9xKFbsnxm1wc7o.N8L1Z1UK16x_6KkSTyK1Ny3s.Q40RkWVAMm2q5yDSJ89.7vEZVUCZGkOQK7U9BHNqzvZrfN4tz_VFoM0_mqyeX6WDvhQaDa67f7ea9ikOUM4jfNALjyD1ju.qjJX0sZHKpSv7UWkGPfG2H2hrNRUvdSA7BMBhuRmVNcJXPlTj.NPS.nEUshEeUKxFOsyj_lQMeuFamac6cP0fmwPiANGCJ9WKA5PX3lHF3dm7YaVh0Jikxhm1S_qkkieZYuQx1k.HhR3LgxQiuXCV76N8yK5zgty9UNYEgD2eXmpo85pJ5zwY7HSUOFC5wdtNY6nBkB1ifn5nqYgmsHZOu0C9apwE8d3k3otUjzVX9Humoif8w_79bSI.HLybvoQXD9zcBnQT77Fx9Aizal_0zVNEOYw.5ptzQWtI2RfTvaRSSrAr3YZwY1DqP8LOcW7t4KH4aIYKsk8pCYixr4sG6wpxHllDN1xZA2oofFUTZMVA1pDogu4xgEs9a2326WDUkdbwaSTm7aXTZ6Krv_xG22iI51zlMph7podDLCGp6euYE6gDcaxrIqf.m8bMxbdtbq8qji9mglUJ8KYlsXh1dLfR45t5haFa_Xve82dWVtSERImwSqgRYgS6ONtj4jcdROtD34spZjS0R3.eBUxjPcgItdXEyCLoTZ6YKBZ014py10U3Yqxm4ilLHg5QSy5YUeiQA2OOkOiCSfitKAF3tFVLYCQm7C91_H6smOgxNgpX.lQNn5QjT0hgk9jjRvnppryaT6zUHr.uOwL2j6f35Rtg0aQjDZ2o0MT64lYGUbQZQLQIZ7VJhymK6ATFbNM5UYgx7JL_jI35ztK2CdIcHBJ568MqCaXFO_byAyFDxJ6HtCO1rTU4xaNd2R.Xvf4Bg7kXCjX1NM6dGbUt5egBlrznrqwjt22lCRkEl4FlWyZpZH9QsWUo3DNzuFO1RyrRCRXkrTF5eeNPpCizQatNWahjk_keX60beFrehkNKH5lJZHiCu0x6H6T06uS7XNhP0Th2u9yRP1oPkHoO_mOojlDfOvP8_g8XJTO2teU1WMeH.oZFWbX5_pRDk8c8NBFek06fTusfq9VBH6xvnUyveyHO3lUYxMOaLuOinlSH0sJbqUFCGkgflLlIGQCKU9Ys6P1hBv5qqVX1hpE71wxDUgUorasF0NaqWaV83DB.kwFYZ6dV2KPMu2bC.Ot5dZp1xlakA_jDEw.K0j74r2ozyUq5A5TMdwGRH33QVUqyGUe8zJeaM3a7iihzIVf11vG0lkeqWX1K0WzFVMm8QOI1TwDFJVtXHRZZ.PQ2FOmm3YOE9hjLTUSE2IfL.AFrksAK93ICe1yld9uihYqP7sMlm3.qWFvsUS3fmTrYrPs6nsPCPfFoHwjfj2IyQb0Y.MxwfRnWPC6pfOVbA49mWFf7AdxMhtUbRr5FgAUV4h.JhuAVvCOfIuv3o3zVLwggbY.B.ueULVu5BOf.rFkQwFJOXC66gCwHTUJW99Ei_G.jgj0_UoQUPiItrKbjEPDlmJTv79RsGLAEBpvboXxzHgM0joyxJGpR0W.KiDrtxGuYEw_IkJU9E4B_d5jgU4rFYjYYH9LTp8bAIH.mwsBgUg1acEwgFn4NzzbNFVKxRFr4w.lHFxVacePvlW0",mdrd: "5zt6hKVZCudmIXY068meA6or2lLMs5hh6n.V32vglMc-1739099393-1.2.1.1-8exQSSW.TOuoC3m6.zryXQb7GHxoH4L6f2VQDyI1ay4YLGtuIHUcLXZnzwxOxFZvP7hd2vpFl754tPzfWvBhHRiINhJTny0ZPCbJiD8n0ZJGc_NPbDQiRSkwX4pLM_rrTYeS22s2NkAZMVK39M_zKJIjGuOewHotuuilk0iR2ZuSQ8mwZOiZveQ3DNrdpkYR9xgc_9aNWJpj5XSRUeNAa2GalstZ7l0DWxH5m52uwqgxCxCvrGDeDeZQ1Mz0cA9Wq1hbb4XjIYZbI5rP6.ZdataWIb46XVZaB0h9Vi3mkRdeVJXNYkVkkL.tsTIQryuPTdS385Mtr5ddORE7Z7rTOJ3KTUF34.7Nve1BSVErLS52dx_YisqU6B0dA.kfnt1PL796brwdwxYA0T8n7eTXORdHvMfkaY6T6FMRyer_fmWckUM9Cn85sV0IuL9jqVvxGdc4VEeRIfK41_Y2Kw_lPMPPSa3bEzY8ojMOh1vffOpx9J4Jq5xx1ABO9cIqrrvBpMoz7ByqOeIVv5LCMR7t8K2.II8v8U.DSJVISjA_d7VZQK4uYfvtMXCywrfFPazET9vDUOSJ7_N7PB_Utnh9pKEchZ936Rmh88rhW2pdESEWpGH_g_Ln0EYuLebHp7jSRA0KbN5pKP.Oi_dtQ2F9OQmcJIJUwujMuKQapQJlphzr_JXbMLzLpJ76l23_cPHTrYi4rBCCLuy8YjIoO3oqE2sQQe8AXnwJqQSRH8wdS2GHbpjA2f0yk2KEMJcp2Nhm5mTJfXh5b3RhXXnhdewxM7nK7tLhpVxX_TyaOGRDewaadIjiE8DQOOGYCah44g.CkrP_opjdSo4v0cEaQlGhnexW9UqG05CbtiKuQ9ZQt_71KfjgWkcbRWCSmGSg6FozZEjC6lUGcBofk7A1DgGLMMzF0D3HMO2y8wP4sEZnFgyZSK5neM6rUQTx91lT.MQH02JD6NYzgj6j.FhCSV6dM5W93zdP6iwEByqEnKeVaf9IfB5oyOhBim24Yc3py862Z8yrJfDbDdl8Gj29XhEdtuWDTZ_KMEYVFTQBoj3fxC4s97U1kIPIKSIO239MXXX78LS35AzTuMirhJ9fwztTi1W0GqV8iMjImY0mGsSqe0EAUGhtfspRkxifpKn2plsegh7dQOGLRb3Flt4JogVXH_ooug3Xir2sXiL9Fs6P0ANHEX4EffXnjCaH154I_xr.DAd0VRViPsU3Xcx1FNq6gMTRgx3eZPrlP6lYilabWnzoRpjeVu_uFA8SrDcKxlfqH3cISXdLZFzwxR3s3u7fVg_ouolbWvIZq43aMZxuum1h53amySDw88wgRbdneoSejYv5LQ0jb_tYcg2aGWMc.O58CEI.EJNvycNeSSgellPnlWpNgLGoGlZFxbXEXBaI2Xvu7pESCBl6aXM1ycBHKjALVhj_OH2iHJ5eYEWhokZQokDg3UuekqLIB1oZ3VsxJ0YAKYsKhlz3kZGCFYYmKDiWUFSQ8q0hsonJ4IemyMBSHyXC3eldcHjGkvoQB2RHOtVYB6.8YPvwu3hPPuhq2xsyS2CB8il1PJ3U982Wse3bmygwd4.Hep5EkKsgawT.weBKtZ81lR3kgy3.faK1NwhWKCtFeJTI4U8.oBg1dwaUREtNJnV8qLUVkAVWNU8DgfKdefJe91N3AsYyEvqeut1dMduL7OGU5RF1q1QetTTLXRSX88KY0BoHC16tlXJYC2T9KY_hORVo3E84FZmVl85yWVgKU0ttUFRGnhVQ42uiTNFJopKtBhksQrTxEJ7Y1s7YGYQFZAhvC65Qq4dEpg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f368e808e3c928';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\/3289471560?__cf_chl_rt_tk=G4S9XQ_VTTavrfLoNlarHJmCA3hHaANCAAkSCxKfAOg-1739099393-1.0.1.1-ovL9LjCF2uI16.YILyckDAsNmcbZmwIQMunRIh_Ucxo" + 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