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-affulgfmi.mit-edu.top/post/2061437985

  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-affulgfmi.mit-edu.top",cType: 'managed',cRay: '94b9c1d26cd915a7',cH: 'HtDVW.gHDFzAYzQgTtRYHsxQwZaZKkFlsQFcti_5tg0-1749232279-1.2.1.1-GUYlpt2xVDrFSJna7YZaDFtgI_NN61_OjIAuY_mEJWjFPnlgqFjktM0WSUYV0DhV',cUPMDTk: "\/post\/2061437985?__cf_chl_tk=FbBq3KYlDuypAS6ipkR2f.QBKzwIAu9I1lYPLDruaZY-1749232279-1.0.1.1-QPdOBX3kr90CSlhXijorJ45cJUF7GRfOFsHfeMwIdY8",cFPWv: 'g',cITimeS: '1749232279',cTplC: 0,cTplV: 5,cTplB: 'cf',fa: "\/post\/2061437985?__cf_chl_f_tk=FbBq3KYlDuypAS6ipkR2f.QBKzwIAu9I1lYPLDruaZY-1749232279-1.0.1.1-QPdOBX3kr90CSlhXijorJ45cJUF7GRfOFsHfeMwIdY8",md: "NwsHTZnLHXDMUIIZJsDKLe0SxQtqqiVVhz4uyZOPIlY-1749232279-1.2.1.1-RcKnszzgQ5_UvkJxOjpAwI0Sl5QXCoM8dqE8KdugwH4SwADd0F1VE0NNW2ssDOuvulwOxhA1EfY8NxCHst68OYxOHmbZ8XMUGLvfWvsINqvggis8eNMbQwhg3g_rmuXFiZwwtZuGFry1Ucdvl4vm5uLmudhiLLDZ_6R3svTgnGpuy8iFVJlvaUmY0_B07.9_K_oJyBY18hePp1dXofZZ6TW25oT6c.56cSrHuvD4KAyUKzPn2CfvltYs.ZRnjPsqfI8xhOnIb2x3j7mvW_eGz93l79KUQbW6bOVfE_bvOPiBHP6HojyxcaRTr8NNopJ3nszaF9oxMOokIjdEJv.tj5aIpMyM4dbtggv_wm3AsxWRo6duVmEOXx.5ZU5UfRnV47tvPAiBqttVOuepXw9HbKPbecHMRd0ifuKXc3bzYLo6PGxAZgju9E1ZjHCOuznYZ2yjzAVW3P14aTHOdcCCve5O8pcIyyWeJ_5kLU7iYYH7KjqZfbAGf1Gxh2g9RNsAp8bxD.lI6ctddVu7TYp3scHRJ94FVraLFoCdjJTq7kF_V.6XS6dKRpCLaeAz1olmBxcjhy4AqzifrJ_2mzyjnljV7N9wRHhzhYtxr8d8WxsluEyDdQJVLM5l6IMD5aOndPWmiJokdn.wIRXs7yfAyAYAko_21ddD6yoYSTryDh8aW.iS8kANU1xVtgOrGhuYucVTveSoPHWWC7wLDcM3KosEN3GZWqSl7_fS4zoWK7lgy6FrinzjYXCKb6g6Rv7OLoEbKpTOmcAelNd36qREyIjF_hctw447bXfMfxQgkZXVcP9kcRsv.ngAQFug307K",mdrd: "z8lZcYlPPQ7npMIKpA6P_k6mIyEp2Bg7EtC.dOl8AZk-1749232279-1.2.1.1-oPUxr25dFxcZ5QHtKqzrvLy.lvGAeFdjxLapHE86ZiBJjE3YNOZS0tadWIkrL9fet650NxfvEN74HMvmcA5P8rF3oDQjO665OYhnSNmSytle6_7Rq22vFZ.XhL_W.FEZ3a7FshqcCdad33GJ0xphGJUBFdP7_ZbEB6spcb_Bw_V5mRLRBiBGOjVjvXe8a5jslOdfFPHY7nWcwGGhUyIJvmq_dB_cSy.I3zgG.S7jNCYG2F1hoMAEoHQKqSDXvqW2EWX70XPXjfJ7WsaKiUg3uOQXPvJEWPADjCe47FHehQqmpMyIaS3TZqYLCjfRVleFMtY_KIvWv_ClOepfuluB5CdPK2L.F1oumQUvJpwl1uZb5NqdYre.WoWX0hPss6JhEMm0DpOU4Ogld18UFsqZhVCAFOFJ6qYf7I27xtu.IPnmTvGJbT8_0esX9hqCIzs.UHCLZEBd44oDdiEa.v7r4h7epeThR6eQvz9bLq5cOsEYgEa4DD.rxHg6jS8GIkFd3mnxoG9IkxXEjgZ0Mpwda0_CYOuaVCg3VNKd4H3NJvWdvJGNQsiYC.NMkQCiFvF_.Lj4sS8TlcyYhZ9umIolD9vZhEqm68Jdo_wsHJr1n5Xs0BMY1soi3vJft_5GQJrmIwmsWrqMNacbVlJUD4vZAzpmm3EcjXJd.ikDtv9d1g6OiKNRg4hAnbKEA7AHvZrSyiwvrsN3gsXJoxzQB0X4k98OtuJh.rf1O8qy83uFrUP98SUm6GdqHIGJ_PpODyLEIKo9aKEKBQOVx1rlDp.5Uxqe9zPHl5x_F6sBmxoGPQt2UJa4nmEup5TZBEyxWS_hbRAQpfWTVztUpH_8WgiAzbwEMX4Bu9Q0Z_eB7Jt_lqnpbv42T.fDVfMw7cAqGBKvbK4OF74o8Eo3crM4wVyy9hB4NUByBKGYGwcp63_FS0jfw0NuxnjKlPOiVPpo0zdU1HmosoJRzToBDAA8lzqbbReBXadt461nUVx67sCyKNUIzOHOHTeF_oP3TJnvSB8Q9OQqlXTbD0mtbBCD4MHjpRKYB2zKwXrvM2mJURzZsv10AUhmV0QTGjtTjeJUnGzCb3FXrwCeLYFVi9wNUSwQx.vDg.5tZrNxno3WhpRWU7rr3a8z.rOU3bl2ftp2qmXiZ4.hbdEOVdy6qeL0m6f7Zk7jbRNoyDWVSmEtgZX67MvvCelZA1puzCfE8YcuhtcdIi_vPUW92edQq9MxAQxk9_qzGhPBxErxBHcLMxQ5QIV6YoyW5FBs0HwDCsxYrehEgQ8MmVOjt.VZRMPZzSplAqH5vbMW5RFhzLT3i0FswMoPgktbNUaLExVSHMBNc3d4X317uVugsxN10YIk9tEwt3.jhuDi7A5P2g.ZNtaN_xQ8c9j5TzKaIH3e7Rc5y7lCnHQ0jT.vZMjDmZm5JYwXb2px98PmFzuTXXfekzJu3DsH4SY_RXLsKNevubaQDx2adJB7Ar9QvAPtvx.x6pAo1iGwggyvmdaeHcCbqkyyKxHO3XLNva7QUcTu4TfkUCDrAY5WL32.OPANh4U7PB7FFdvLQYRM4rOnaJGbbCTw44a9crienDJBUjsSbdAjXAEygpUE9ziUoAPqJoQd.ZHGwlheVJ2W6fiiJx1Rgso4ocJI3mjecxaaO3AMLJA_IZr80emVWeNWA1A10vXY.5Bu9xXbcA8BRYiyMJXr0xN6P_244ID0VeVC3WxGDcuth_XJc1YG91zI3oJsCu0X7XgKx0cFWcSjZ9gUou6XiDnrq2Aexc.Yw7G7DnA_PGgGk8u4HaJQ2dZMjzvYijNzFax6RFuK5NOkm_kfSOZgmp_DHEomTizJKozLDERpBZQzEAplhsbgUhVTL0RbWBbLWYFQybSfLeBpW1NNAO3K8TRzimUtq0pF.9k7482iIlw4jdz."};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=94b9c1d26cd915a7';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\/2061437985?__cf_chl_rt_tk=FbBq3KYlDuypAS6ipkR2f.QBKzwIAu9I1lYPLDruaZY-1749232279-1.0.1.1-QPdOBX3kr90CSlhXijorJ45cJUF7GRfOFsHfeMwIdY8" + 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