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-812376162872.mit-edu.top/post/5732016489

  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-812376162872.mit-edu.top",cType: 'managed',cRay: '90f4c3ad88321ffe',cH: 'Fbu.uGJ.5tCrCu.8fbQb7.SMnT6zvleS.bu2GiauFwU-1739113597-1.2.1.1-xthB3_ICXfKoOWLi54GNlSwl3kxYStiGzIMqEVziiGhZUvT1F6VBnTq.DtnZdvm6',cUPMDTk: "\/post\/5732016489?__cf_chl_tk=cQaCTNxb0mDMBzBRb.rudAD9jIEbi2v9.Y2PJKf7xDM-1739113597-1.0.1.1-w8qSR4foIeYXh3FOpM7oUnuX4pD7LSO_0XqzQQZoNKc",cFPWv: 'g',cITimeS: '1739113597',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5732016489?__cf_chl_f_tk=cQaCTNxb0mDMBzBRb.rudAD9jIEbi2v9.Y2PJKf7xDM-1739113597-1.0.1.1-w8qSR4foIeYXh3FOpM7oUnuX4pD7LSO_0XqzQQZoNKc",md: "0vBD1RTw3Oy1gMvamkCfZJBRCg6JeLO3Ra9.oskAMig-1739113597-1.2.1.1-jMRsbC121UPkIMPsIw6lL6orAh1gMQUqj2WVhwKKomj1_QOuaqkTZlGky5bzzJjqVE4eKl1UL0eT_4moO7W3zNUw_0KBnofgboScFhacomcmXo_ntRLlapRa0.Eu8dLNpOp_wWHQ1mq1mWZ5i5FD.QEvwU2S4HbozFy4mSglkZ1JemGLYASCl87FWY9kG97jMV5Ke6XM9uY1d7kfPA_.i_YFdbEyn90qPsB7Pobd6jSNPP6Yzz.ezXRkvUtepewVyghTCrGObQkcF4TWc9MYTqRQAMdzbu1mYdQC46_eN2GZUhELpqcJyxZaUv.vXktTdHyGJ5IQg2tY9dncoXK8wk0gVlhapKvWA7.zUH5k0LdM8uasT_QUS8Jm13Y7n6cT304eQuUit9RdNubjs7WcRVc6xp0Fo44lpKkEDafU0Ku8ss3NRrNqQQ5Ud30MgWqbuLAJA4zmFoCTXyxUR5guxEsHYhgOf8xgd3fqWuI7Sebx6LeYGz_UHjwjM_JhOvtzKC23wWo2jg.qpS8dDVaCS5ow.C3XTCD0jkneVVhCkLWJ32HMD5xIbRo8cmsUp859mTs_RS1rv7NBz_aebLUu.80znKfVXHwz.PQLdmKu4dlmnG3x2IPQCHuuZkt_PIOluDv4hTLrT2vcykYoYbvzobLoeaElQxldB2u2aKmClXKj_o.iT9Zz2S4fqZlYyhjbmYoTnplQXkGrC.07.uJc1tftH6yPMZ6JdEXbZa9ta4IgNGI1BcrD9PJ_NU_2zwVqSdhiSplEZqS7QdeOGApoY23vxN9eMIalJLE1m_lsWv7neEvY_sFXr.fdhrDH308VUFPoGYAbqE9eWFRhttGiRbKzEDnt5QEI85gSdRBxSEak9na1tsKm_jk5bwQKkaBK39E.abdnkzzuAdetPjO9QvLzMlK1kyDQmqkgcsSvp7Wyf7HByO4.vjYGAkuwyQesE1TRFlYwxsLMtL7sx5nxxl7ArGiXpGCulKsY95SN37LT5OJD9O5fla6jPvkhhP9EGHhmp.oaVUjSb8gMWa17v6SLnhvfD37iFRQhCV10y7JYsk9SowTWhgcS06yE2HwJKrWsWdI_d2.QymGjzBFF.p0BsWmTRgZ8qJdlpJjMSVk3zfNXpF9puwaalA.2YFS90eC4oJVoYOC0dvTB8.znimI_HyDrwksHO5X548a7wnhlJT4mXZSeEGnkvDYRhHT.cm8LP20YTFrZ91S1pidpEo2TvhR3E4OVCqYTvLoZOHyN2BfzDYx1tXIamHc73nVOnlJFBTcNB7vms7tN2JojLb6wbG4fBZpOUx2RWIJPiV0j_ztPPpGj1ElCivWp.hrjoXbX8a3nPHexgvvzxbT5P2SZ4rJ4Z3VNPi3TU8TzEKGS21SyKxkIdQT9FTSbS58IYbo8oAMdDUX8OkgTmth8f789n6K8n0_wvedxtFTOfn58LNQbQ8jd.rrh2.CuUz_HNIkvWoBX58bWUazjTvTQNwXs2WIuTmvnN0vH0EnsDT58DIqGykkd03lEIBDneW1awiBIq9SuMYCsXLRgs.GMjosVfAfFXnIM1625lbcEgOdzO02.Bskd3hrQjNX4n.07BDG6gGY2xk9XDwyMqEfHylvilArpxB1e67EJDB4whMGw6cHOBCORRRlI8ZPbhCDrk0BEC1zWgcaFZm3o2BYyEb6uJ_QHmVgzFuIgN3CGKasJ85VU0xRQZnWhTUpm4s41i.XU9_sghnzL96xhBFQTQbJa76h6LAaVIVuFCCIozRxOxl59t5trqxkHKX0RhOR63mgEMKj7qnd1iqir2NdiiGyne..vWwfjkNeg_WjTihfZA4flXXEWUUiHT4dxJaYfGFWSYYtmXkRRGxPyF_c60OieyjON8K6xtiQSZ04FJ.PCTfA.552bsm7jwjtRQcCM83QN9Hw5xuE95kI_3Lqlv8mu30XH1KJCW3uYybSjStj4dRVJLwPgJff1p1BqOPMw9bjjrIMTPgoS8OsuBF0n1nBoTy1wFevQQqaAfnMWe4.BQnIfKrKHN3VTLisg7eV_weP_Bb_1dI6ncVLBcwrH_7i_ImVpUlXbUoYbb6rnsNAaWtKDvMCiBBr8hXPozBsmt14vcE.jNFoA6Kc2pnKQYvzqKuPBabtWT5XxbDpK6digHJxG6LBx0ZdsllUZ0PB4u5sFiAwoB1Z_s21BtMVAuDlIHaabnTNNRlWhxIDIj.tq4bD52gLhmkS3W1DbllC0",mdrd: "Oq_WTVfdshRDSCyaWbNeiWhvHDfyHtwK4r5_odixaCQ-1739113597-1.2.1.1-o_ojFH8cjX7IEY.5lyeXGN0VjEwmqp7fhlSkIsX85PQNaSH1m656r374ngSp6ISWamOwl95vMJ13KGNtD3hrLcVl8Z3rtEy9JsZ3e4k.AlN7o_DGkpZW8kAFEfFLucwZLp1.QiIj_htWwO4_z2zOkW91hQ2VoKfneS3aYeGwjN0Et.LmAA0Uq64URxYthoq0tYYeOtrq7tebnWJfO1p.WNJfZs98JmrATLZ0_jBgishrJ9zeP2bgRRwGGQboIPUFSdJYSPnuoz4WhT.25kM61Uv2.NJnoR8Mo1HiC8ZLEc12YggmjChXd4c270_FOjmWy21vC.9QVCA8zvQmaB.QoDCWo2xdOg4A14AfqZgt3Krps7JOBy2xDrNuU.2cy5QgrA1oxRcFGg48NgbvOBt8A67tp5ItjZ6G4h5K5S_8XNCiA.rC5bbr0HXY0YAXX5n5jTSJJrxQjSsxXtNV.ozy.n4y7aAF4HxlNkTAypebFJA8PCUD541QQl4bAkBMhUQFelS9VaWFrd7h7kMMvGVocdc5p7UCBnAe73uWPRTAkJUscpaA6lGLz0ID9wOYb6HmlB1D5nIGVOdT8hRb.nxqYJ5njNipJw1o3Slc4qyHwF2xOFe9fOLSzz1oHA3ejvVwGdKYN5wB40s1aC05o_h3m5ngmPahgUtpwWKJxAyFMfm1teaZFsaOk54TqDyGe152HmT536MRR1o_g3Ny4T6GdWbpttCxVNp5ah0V5FWDXirGw_wgQ2ekm.oSRAyijp5dK05wrCyjrliRr89m_nyWP17K7k.XiP79HAxD2nUMfnOyKLKR.nWvMpYOkccEw8sMdUcF9awr_Od5NS_4_Q0fXafmSVY7mAZGq_t_RJxnH0.VwEVuuBCcbkNWMDJZzLHVEuCKxpPZMEJfbyWsJNaCUOYEPMaA7rxn8omfrDxzWpuQgMiIh4g9JM9fzUm68pLarg9RKwgQNDIfwwIgWFrmAfAjYLbOKFEUkdehL6vIDFHlhDxhQEtNfYPLnTyrHHYwfDoq7AaMk1KhmPyud9pGUZ9Yfwd0.ej3FZRsUZQoh4Et9Gci7HI_rWi3bcPM3bfRcPXWu0K43rWdBj9b7hxmAhlx2phhWjTV2N0aeC856jnKmF3L3_Xd8yoLE.KXNg_rK9f.T64S3tjBclbucsZNfiv4vHDV5OCHsd4XmDRdWuoAzHeaZAdHQofvvTdBhWTm8Wj6jcLNBwOtOVdJHX5LU248ecrodvlsW6uDJWVfyoS9C7CQt5hGcRA.xksGdYDbYieqFY.98nR4QKZAO9ANnyp6lf.Z8bbaFNP2wTcFRZMYv6nocSD.yXfKaeXJjDo4mvLsZNFVv5abkOu_XaKNe5a7fI_Wv9nb893UIiAJPjzVqKx7vsHZN4b35LtnL_gNakXKYLv6hs64U5Ll8viRexKxGieU_B2ziIUEpJuWfWfFakTXjjIMEHEPTuGVosOwC2cyFhpz5.cT5xoULV_YUlO9Ec6ie8prip9NLnoZuUPtK09pFg5Xnrdk5KLvVMGyw3r.WakEnd.9TxumtUxxgUGD7USLUmWmP35_j0rrFs0bkCY7WDnWontyMj0ybqXUy45TOVC7JEmE7z3sKLDBJZj1lQgsfQWKLrKbyIx_iQQHvtvEq_FvjH6NsyH2lQ4nHjLkfh497DqOglRPjgCEh.sUwAd3BUATReFj8PMBCaSxqgeIhIzorK9NXj0Z6lkuyWfV7IQZ19ODJ.L1WnpM_hyITQvc31e44rBWlk2v7ut5XJFPJCrYdp90DN9U.bCpnn5XeQNPF47rukTHNJP.q0sa.jeQMzz.vVNGhd0QJG0"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f4c3ad88321ffe';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\/5732016489?__cf_chl_rt_tk=cQaCTNxb0mDMBzBRb.rudAD9jIEbi2v9.Y2PJKf7xDM-1739113597-1.0.1.1-w8qSR4foIeYXh3FOpM7oUnuX4pD7LSO_0XqzQQZoNKc" + 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