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-affuhqwrq.mit-edu.top/post/9708641523

  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-affuhqwrq.mit-edu.top",cType: 'managed',cRay: '90f7ca035dc120a2',cH: 'uQ34ZwhvFGlVoAqgPYnaTqkeMC8SF8ywYiV_WV4eHIY-1739145313-1.2.1.1-uQGheloeD_5U.xszW3fL4xN3lop4KCy8DqcwykopLpmZTkzGisCQKo1S6IHBDtmJ',cUPMDTk: "\/post\/9708641523?__cf_chl_tk=xa5swaQAuwd64XDtsYQ3FiibEOJJQADlmGYhi0l2lGE-1739145313-1.0.1.1-vcpTaBGW0z2Jz6OpjNWFmvtPMjf.0s5lO35bcGmHNgo",cFPWv: 'g',cITimeS: '1739145313',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9708641523?__cf_chl_f_tk=xa5swaQAuwd64XDtsYQ3FiibEOJJQADlmGYhi0l2lGE-1739145313-1.0.1.1-vcpTaBGW0z2Jz6OpjNWFmvtPMjf.0s5lO35bcGmHNgo",md: "3QrgjyaA7oh2025qXCJdssIAnIk4a2UJ6YNyajawZsw-1739145313-1.2.1.1-PUZPXm9ntXea3OH88r4SlSoETEm7gL3nSAjD01qkocp9AuIuVEtgdA0jN7c._Qm0Alm2mwJEursXzHn0Zx9jCrAV6NymCsbTsmi3ZbkxjRZsTh0ulS2TKoCUJI7FgqrxJHH.TkBIUaqfY4MwaWy8mCuPoIMWBYfWEgI6DlZV2T3.2wFPw2TD6YQ1tN20wjL0.0QVDAW_Qosiqezsx.60aa2rB6gdxdsPQQuWkzBa4u0cs9Ftjx0W34we09VNOfxg080YgK27lYR6QpF3DiJxGTwn8l9_q_d84_diwJClhaYy45erCdFt5gwmiASN5b4jWk.Iuyz93IQMAuyaHRgrTjdn2ZqJ2SPfsmUs_bhEAQdlzxsWR3GScvWT64K3Cselq_eNbfwTjsZgsVzjAFOfppmgAZeqou9XhcF7y_7CpW3ZvVj6hyFL5m17T2UcRoOVADp_Vhu4tOLm61v1xGnwQPcaz1d8greVYTTDak2Db40CMtlEi_GLdk0eTSgaVg8u3RQT5ElA5qnzhyBz6fMQrkLWb.VbOiIAHNwQ4kW3yW1.aFxXwKkayps8lCKrjAVKG4JEmx1JLNLThRqnNis_lLi.PHMWf9MknTu5Ga0KYfYpxFREppEFbro3MpzsGmQQmC5VZX3WOAlM1JNCGfbb6lB5eEepl6ry7w5tifknCUGi_wRdv.NpZYjfElxHPcdBN9G6jSy.rCrypX6VQkaE5rKsqBaoU.VSaH7IzHjYXEH5nA0LjDcEZorfPV.NYyTdhh4AN9d2gCITb9x1H9yZQatx85Ie1VpRmJ6PDRWJozv1nbKO0tsxwPeRm_CSPGlO9ChNreYcLQH4xIlafAiOpMXRuNovQ2IA89DcIPlFkqtb.0H4Xnf2cOmQ5o7ZhthuDt.F2S03iysP2NG2BpM6_mrWiG_tXT0pFp3zoPF3efvRyRLByWI4vDdkY2qxaODrwkZv6AH31TFDO3_Vf3ZS2dBBILenVFbbXDQFhSzTjYbuRzxgDRslmlWRDW.ywUl.abse1tROvNHUGl7rzCfD_Ww6TiA6alnb7QgrecyWE2Js71iwlr2RmG_eJklCdl5RhZ6ZtFAUQJQLn9KN6gyGtzsbAk5RM6AeSaclTOoEC1unImRI4beoyF0nBlEwXzVF.ovuv8OYzkvZ8TU3Rj7L3Ux2Kkwz.NWMSecGVXA5tUg3_W00Y2AKdjgmnxaLuwZx4Wh1WtPvxergZK6q3FqKckraQ6pRI6pqrbcJz.VIcVoozULTJRR9ENImFbqxrIu97KUTaLDD4QQnLqnoQUmzljZy7fK6rOq9gl5ZyjxX.mHPsxVqTyxy16x6uKHPNquxFvnBxbfnKeCaianj7_adAk4J3ZV3uOI9yUAvWZ2.bqvYf_3qCVC2ydiwQ0DIkEumxxPJ9qmCx1_KK1pTghhCkUbTNHhFKBl2jLKDOgfUiaWFupAcePFp_487eq3conoTe9zva.TDRkQEE5A9OweZJqyKdZp4jnktZQb.9AKLMXrTJm_Zt7.KEKlXuueFe9dblO0mkLlfzV2U91tBRhDillWEQehJSIHyXyX051tYJ80TysDncFI6XD4CkP90M7NXpyh34VLwSEqHiy4zRbeLu5LlDzUsTx_UXiuKNzNwcWclsQAU.ZWtwiq5qQ6P9kul3lQ5gSJD1u5iSnP79gM2fEZxzCYgzwUmEXEC20NIgoh1FfIhKkCgiz4ONN0oRX5aZjSigRFDRKT7uUCWfMX3l8WWEK1D19fE.DUNGaI.XDuplQpz2BCJ7H6FbExluIKMCkmSbrcz8VQ5unRtUDotWru4kblvZNJsig8oFvcP_IzAuEy.EbAKtppKgBNRFQF0r1FeDxhLcOyh2HOsGBjnXVyyWSNcTKfVKl5wIF8S1J.nTYbOEAz6cjqVzv6Ye8NmmOea0gYav1SUvKyiTWYXByQ71I6h7RZRm2.u12g63_1Q8rOdF4JqXcsjIDia1aKqLSKFYzQ7MEBkOrj_St58qm0k9PRZbqRmZ2xYp8mU.u7cpf6A2E4GGXzO6pz5amCFVgVr02WJvRjMID4xD51hWfjmYZJAxlEeWhLhhQHoM9S0858RsZ9BUAXv9jvpGhqG6jJYSu2f7myhV0EX5dw5YrWrIcL9YPkvFBySrAxAF_q4n3dVEg7rjJq3ybF76jtEzVOBzqb1mHNy4M49OR37w6eGRijYKFcbcbUXUQxmjDHejL.N9_nbKzP6o_J_yqKx",mdrd: "brU2YFBKLbWi1suhrqIRzkkS7DGwi7TbkcqL8HqnKUc-1739145313-1.2.1.1-F8qde2t3FC3wjJbOHIt6L0myvvcfW0HcETEYsaV_MN7tX7CwvLV06Je8GTY1uo4XDF8SGO_XndErz5zQ8Na3oouLydDkNKgVCPOzgzZtycQ0EP949HoFEchLV3baETvKPgHJzlsIClgvuhRh.CXGcpuywJ877cP63uBaYPf8.7GFqvJQYuSegxxo_85clyGeJ6w_wZRKyDosw506poF.D57Lv3nl4g39y_EGWG6Q.x2qHlimSa07_n3Nu_zGhxUNZo_LD9Stj5ap0fGahLv2AZKyf5idUoWHAWvepuXOdKi0u04qrG3ImcMWNNhqy4cRhMV7fAzoZKYNNmUk_zoNxVDZfRkptgCr1bdsdt_PwJ0zCCm6A5rQvF5qPKSMpn14.CH15fhNSfWjczvuDGct61WrjIIc9iG_DdIptmvQrQxo1Z1QUktmp..cI8kRPZugYofHsbZaVCTH4HvlEPSm21.DklKYPSh8IFmJrXOQV6kddxaqqgvQ5EwoNE2vFigFG3.PsySzeoXqhjaJ7QUbqtD3Sh_scAgvYavfbKCQ8BxcRd18lxuNZWXvtirfRSR4uNhIJIFI.R2.HMYXHrrbArBAkzWz74caLZOvaPkSWmLtO7nDoMACo0V9oimwvaHCFpouSolj.88ftCg.5R72LUA8yfhYLgoOmw19..xNypgET59mWFdmi5ER3w2DfjoCeiYh2QOTOzzDTfyFLbZ8lo4G2nAzcIy4WbqFXBlXK8qG75ZMTYfPE3B8wMidUpUWecI06IhRJVSKExLkO5gGdpY7lx7jAhfCmKGw2M88YoGjfMLo5vJpGUJgW5oHwH4HL.FZz4vjAM_AzgRupPVsW_dZQasHyD8U5xj0yoQugszHrN_XyCeEO3bJMAyDVKH8.gMk5QmxIHZ7M6qvaOxOgmacwwvY9V_b2qVklry2Aj6PXMb9gW4W28CAWZA4p.sSF09NfK7c6eVEgZ_yLSh4lDJDqKnSmkhIrryEf2pndThGCxBmKt19cdlI7_wWezDZuTRxZxmTmMZNtTzxzk7BNIEOMJffrl1BBUEWbQHZYPn6LF_N5VWqqIMKMfX4HGEaF1TwniLCnZVFW.LJ629AF2U37a9iLF8yO1mQLyDlnaiX6OyT5u75Vuj20GoQRUl0D7Zz3Tw2fK3jQ8TCzT708nxkERg1.RQ9vqHmQvYDJ9nj4AJ1xw_k2ieH44d.2O1QocTpxf6tAY1X_mygVTM7R3hwbePS9QAocEXo57tE50A3dp.4YhW9seUfM1mnZMqtA29sSO5VoaXGxYDh928RaTwlV9gJwCLNlYpZNqClM9NsHfO3zFkVYcz76vnW7R820FtaxkXiUFL0S2dRstTSDMIGtnMOeiafXFh5_QKzJ.fXGqwKIf.LjI4AubJQnaQ3vNl1f58gZdxcO9jgrSC._ewxjJiiZejOJw.50W9lB.1iUltSgjZPP0m87Y71SEedYv34RyUTPmL.YCGmQ.5wq1Do2FnD4tn5OgK1V83JenbInycRg5D7.8dWaOmhNHh2ryKfO0JV.Gs3Vi.aFXQYG_.bXC81puuV19R3DL_SnqDpHWblaqiT7DfkELJYXo2cuhbnvUwlXCi5ioiE32thdwITmsUGilUiz03VuN7LXlJCsXBnFixwDIZ6ExEixcIepSWHi6Oa33yPew2DHAu.o32goCQNvKVus8EHG8q0O7HggvYWyEJ2KCwdy61GbV7Eyxt1h_Nq6w4tIVkhfovt.h2Gs0LoEO3Bp0srXJ_VmMC7XoiXcWdhZyPqYgKlm6XD2lNZEX7TkqmybtLwl_bKUQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7ca035dc120a2';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\/9708641523?__cf_chl_rt_tk=xa5swaQAuwd64XDtsYQ3FiibEOJJQADlmGYhi0l2lGE-1739145313-1.0.1.1-vcpTaBGW0z2Jz6OpjNWFmvtPMjf.0s5lO35bcGmHNgo" + 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