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-960220475723.mit-edu.top/post/9186234075

  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="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-960220475723.mit-edu.top",cType: 'managed',cRay: '94b06335e8ad9db4',cH: '8isiFHjj9Hi7uHo8_av97lpCVBOOuBJs7AfT6F5r2w8-1749134032-1.2.1.1-wM62Qr0xm1WNhyFiR1d.ukVn4Do1rudexokPDEVDDedNGvZiM3sJaKy5r186o3M_',cUPMDTk: "\/post\/9186234075?__cf_chl_tk=dbO75qQWdbos93.qxDG8sNvYJx17dE.kK0VAXpMQFfQ-1749134032-1.0.1.1-cL9FPWXA2sQRtyPWU0gGvaPw1rjbJbMJr2Vxrwcsw0g",cFPWv: 'b',cITimeS: '1749134032',cTplC: 0,cTplV: 5,cTplB: 'cf',fa: "\/post\/9186234075?__cf_chl_f_tk=dbO75qQWdbos93.qxDG8sNvYJx17dE.kK0VAXpMQFfQ-1749134032-1.0.1.1-cL9FPWXA2sQRtyPWU0gGvaPw1rjbJbMJr2Vxrwcsw0g",md: "saa4ObNFfOqEbvtw4LmZNlB4z.6wpolV6Ko_cmxNhL8-1749134032-1.2.1.1-o4gOf8scT20PvkJjgLkadeBlmRKKpSm_A926owbqUse2PcOsEiHiVWBHXErlw_3Dthm6HbLJQcOuB7mfoD3lWDyCZ5h38JexDPzFul.hL5j_cXWPzHlw5ymEpj4SczTuUYXaobffEa9TpX5yAFp9sDn6KjLK5Xb0QP4yZoUQGNvgecMh4cJc2eduRhlU6BkziTGEZsK1t1ABUkEksjtfIT7HiJEAl_6JkzvOJBmasmXExs_Qr1BSKLEEq8m1Zq52Xy1jOpfYRhfVWTdN3JdwxNQrwfG.xHbF043j7MIMUlncTsnSgTmNMtAW8k6ivkNKDBAn2SYDRUadi5akmru63rxTLz6TGFshNvNNXXoF7XxABksApajXuoj0jkjejaHIJ_yNYbypA3P2IJUGVpsPL4eI0bJqzYUgkMVnEAc567z.DKTIoy9rew4ugWXAm.7qf4ZFFWFvEJoabpff25ZIwr3HPXC4IzCp_qMhCcZOKFg4JfVbCrO80NvZ.nDZzuyRPum5v8AvyH8WTn5rKDeSmDhDa8I1V8KxaTtP2U4gVyvXL6YGAEGGjDYl.RFN1SisvKG4bgvUA2auWSV_pjknQdmCd_UpvR2s_TL_VFoZYKPNYit.vhEgewbGprPbLNSWD0HqPe9kfdjsRJZ.xO1iwhRD7ptZxuECMgTaYN5d7QC.egWFxhEUFZBUDfvbFAZnwtZN8yKLnjqa2Vxdkz7N4X6ASsOsGR2f3_h0a9D2HQtXJUciPrCVQVDyUxuS1D71giJ38L.1F.PA7.aDRtXkUdMBE8yoNzoA7afFWIUTcnD.sl0MeYfXo1K1.5oQ_nZFKlQNirEuRgmEFyO.rxwatg",mdrd: "O9l92xVXXvZn5ACKRFIkIjTWfdrNuqhwzHnBVbJu31Y-1749134032-1.2.1.1-NSaCGyseZDQRvRje43tevCsffNaI7OzP5DnaIe.FVuDAF4idNCpa0qvJpwlwuWi7OEEYdz47nPsTxw4uawig4aYWyfKIILbOuSnMLFC.vDUJo9l4gl3IAOZdZmVzZZULz1YM3vATzO9j6RiYWECSAClESThcnpvkt8AuJMirnz2R2qPND.TK9jOcxgPx.9gnN2EsGAcdMSLWvT15rafJULLPnMjV53c_1lJXKAZNDC6i7D9LRKitgiFiD2V4uRfc6..lEVTxaaY45.7v26FQbh3G95d48W.3xns8ewhfNRg9ckxyssmBVDrDGazAKaT8wx7IIOy0bP3OVVdjt0WAzedxCbJZUsIrBsa3BTsQj_HIMP5e124LG9yY8r8wzUJuSBij83c1r2Y8uDwwMNDaD14Lq8bQE2GMNUcoN7G1ZXkNAsM1NYx1VyhcblHrVSvJ9O9zsctAdj50gHa8zcsCuT2uaH4x91CQnM3swC4JXeJZsdRSHjsQ2Qiljv_i2k2ePSBFMJk5DP0P38f6Rw6qN_RowPg56Sx_tK1.u0UTR1oFfcpTRqmPrdg9IqXYxBbbtDYnLwksjZDjvWIWVKVjNjCZcwGA21QNGeOBdBGlapjNrM9hmxuE_DBtgjcRcEmupvW7itZYoJ2DV.gEGACta.Ucv_VFkJKJRZu77IyxIXj8nPMwwlnreVC0KddsCepaxJ.JrtGYLh_i8h7PEO4EJwL9M3Z.3FAdeDJgQESQrQEb65gknH4rVwB3NsM2kpboidW29UmUKCNWJp7i5z.5ySM9VI3lTz8GQTRPhydQRrob5kXeWZch0E1tFWkkgUXm3BE87DJMBw3jR8C5HTxIrkmhoXn0O75GFmN8bATkhSWCbLSuV8C8mBmAgfhhRNnjbf_JIbp.mhQYOBkA_h8DOJ4KaNXrFoa_TRPMWZHA_RpUw0gTZlu4K94R3_GbDKcOQAjFDTS1BOBLeaex23g_bmwesPdsirYNdMqpq591aUDjGq2GvXT4FTC3HVgYQJdXsPaMff4YmDVEY0zSaKnjrzaUqHWHha5I5qfXPfdn7XA8VbdeI_VwrzJkN7RVpHImFOJymiZRWU8jNv0wJKNW5sV6dvmDqAi3Xci_9uwme.ijTG.Q0zdvAOgSYTD2gW_KklFO0ZSU086HKHPYIGk7zUNi.Uc7ryjqufWyC7sZTKfLocZk6Y_s5RUuau9LOggm9tOkI6MhjcE4u2MWHPMUJQ3FyYEYBPIHiTDQZeWDlnF49QExsa5qn2.R.6QiXBrpoTEOp4Tx48nVZLn2G33Ca7qZlR9NpN7MttCMeUewUnUWKlTX_0s8ZkmHyhYDvBeo6fYDwDtesErz7amchQyHyB90x0mjmy62YrXJpOmWkFCybCQ7pYqgieWcqd7NaKreI5xiZ1J1aUGilKKVmbeZ6gSEsjO79.a_wIPfi9SjwtLKo6HFRei2dJCPCFACdDV0VEBHbYNjsOPo8pk1eSeGwn_q19BhnholTtRSfmzoMr75GwFqDOZqQ7HoQ661r1Vc9P.KaoQyjigOXsC0XsFCehLLt.cKS.b06hKR0zqsqQ7fx28A2QP50u4tyfxxCkhPdPENo_DOeAwtAXnbducOH.J_k4gpAV1SKNGFNSuUv3BKC.aGcWknwyPUHza.pombiyGulxXI5MD_dNrewTFEGLB1XvDiyLFP7FfrKqEzA7SeGKi6j3JyjCn.R2D_8BhwFUrWrkqBfzAn6OovqUKnA8egLL3I1nNGXEbd7272_yY12YyMgXDK_nWrPciY8UHDwCGMW0FTT_mrUtNrbd3dVA4VGQCQQxP2_Do1wJQ7PaO1gAeyRvg2HHQR7c6YqiTXL.eIHYuIHrTNcRqmWJY99BoVuZUmXVgi49RlEigTm3y6nI0nC2XaF7TS_bBS34.w"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=94b06335e8ad9db4';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\/9186234075?__cf_chl_rt_tk=dbO75qQWdbos93.qxDG8sNvYJx17dE.kK0VAXpMQFfQ-1749134032-1.0.1.1-cL9FPWXA2sQRtyPWU0gGvaPw1rjbJbMJr2Vxrwcsw0g" + 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