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-aff8lomnq.mit-edu.top/post/1859473620

  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-aff8lomnq.mit-edu.top",cType: 'managed',cRay: '90f7bc680e75c958',cH: 'RmiGqY0CPgITqQMn7jaGkF7h52UNhYxZ59ZNkzSNY6c-1739144756-1.2.1.1-a9_o2gpfJJyZ8qHbervMZwSPlu0BlE4t7YKp.Dhy_KBruq_8wPeRjJbciyyfjMnZ',cUPMDTk: "\/post\/1859473620?__cf_chl_tk=xEYjirDi3KogBVrRDMseGIN0ZxSWzXjnJ.vgkJSPLOg-1739144756-1.0.1.1-l9c8vqjplAVJzx7Z1I2n9cZ7PQwkvl3Jv3em7VTkRP8",cFPWv: 'g',cITimeS: '1739144756',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1859473620?__cf_chl_f_tk=xEYjirDi3KogBVrRDMseGIN0ZxSWzXjnJ.vgkJSPLOg-1739144756-1.0.1.1-l9c8vqjplAVJzx7Z1I2n9cZ7PQwkvl3Jv3em7VTkRP8",md: "JM0U9ebYvHnCGEAF20h.S7fdB1t_vAmj7l2Jefikvz0-1739144756-1.2.1.1-eKytCQefosYnlyJPsAvcUoDBupr72tvbndcirqrFVf3URleaItOQnw7RpY8QpownaohIJ6cowloscU3Wt7mjSN_6FGUfVUZRrCx_glok.CACdB2PCJ6MHEPEg4y9PHaUYvcsBBmBcTFoyGzs63GwonwOp5IkzWlNOJoyvzuP66w.rI4wyWOcHU70UfP43IRrzgmVt1KOJ2J2UzViCGkXMTKErDW0GgZ7CSAOtK6HOYIiHUXy9GN5acVyohHBDpiGKSauWyIkyGRnnX8_2XmX.K1iATOcAu46qlKDTaUMjei56zH4r6UcGkFDgiWMCWTL.s3.EZ_GHlcIVu.AW.bCiGplGeczzVacymssV5bacQsCnj_u5HGUljcPIL3bpdDX1STPWU6iSl_6wrfsv2smBoADWfN92MCnpquduW9DTnnEYpfEwC19fh42PHFdpZDuyoWVBHEEyp_0BiEdL8LBJ3OU3X54vunCeKVGZJXK3EUZ6mu8nxNZUJRKzpv1AY7sYSnzMl_GrZ7niBAGRiFxxSeV8Ku_59b6tKokqgqNmS4ColnH_3C_2b7zFQ.kV4D6M8gbYesp66IFLkcozd3Fdw4jxuO29ODASt5O9.RKxBBvycMMjDcLlHFaSssqM5q7myTTM14FdberDgYj.M_sO41a4nFdSup583KidjiTkUwLR7qTGxxcJuubzHlpYLVm6AutLKs_qOMFRLYwrMD.4M6sqy6yLXfxgEd3aL7sjbRWUY_Vq0FqV5p0Hh9sfUHcaGjrTET6S0GMgjLXg_pQ2rdN2_b.9hVxCL7GWZqvGb1dSlX2u90lsHxBMkcUfCgZalZJbIZn3WzTjWosTn119xDfCPFgkzaP0uH1QvFUe9N1LT_i54gp2YJA6CuMMBNl77S62dj0XaymOoERFZGiX180M4oRAiOtiV8AbfSbOjITopBCUyH1jcmJFOrCSVDUgtINFPcJQSxdAUMMQNueuchnA7X0hOwEbIDmMsg8gRWTdvO5T8FQUGG.ycY7DX0_UhZ_MQ8qqyRm8Q8ZJ9zWStnSj9ZNO84bSZtjWVVZs.avbwK9og3sIdZQsoIByykO4ITxQ_Lq_fA0qPgOXZGVtpa5sFrlEODrA1aPSuI80Zi5cc2Zy5WpWzhaNhka_IRuyxyD9YotauCeAd75i3zftAyJRI0_qnxPBevgfMmpKMRxC6UstC6BLY3nW2q7l8dHqauwP1EPl2nDtVWykShrZ9fAqxwmN2K1CbBKpYtmL9hUf76Jkd.AAb4vtOwYLhG6qnbzfXAxBDl029Q65IuSoJmqO3ZL_1Y0GXamHCiD285wqB8wjcxfi2sQnz6y_zvpIggz5LD1eRKEeMRRJIZNR.D8DmtlEpST66yqBzpyd71J17oWWEidvvcpkXMQLgKd_H2cEK.DmaL1fxZjXnUg.o4JQeJgBfJItgj0urwfjGVk50CYkyuFppQndgYX03enblX08X19pQmXRVM0Q05xg5cVAtAHoscwFVwgtgZrmTwhLevaMHvxLOz0ZFzM1sTVGsiAuvXXfY_.5xhk8QaMxIgLi0O_cirq4y.4ZKCtDdhMhDRQoe47GUWiAeWEvCJkkWiFWPi36LNUh2A0e5iyWo8WhmeBdB4h4OkhWcPfUQsWjVW6XLvqBWS5FJXuz3XfP6Zm6YDQqMF26Lz9VHsl_0GG4pVPZnlKIn44_oNWSHoKORsEfqEY5ro4yav0NmETNacIoGqGd2RLuMnent0kX2LmwlKIv2yo.9z5wDEvvjMnv73ZhYDu77amrbGbTXrCBp8VwUEtt0NLVjHCia1j7Q_.yxcRarEDWCWBKuLaKacC8TYtARkwIVugniu8k2YLYhw_ot7rr80BuYFTdZhEeB1gUNGM4vFzh2smsl3k9o31TWhefDANkPe0ZFccf0XHffun.nR.0BUFLegEwS_YHvSKcSXInHQbYM4DDyeCg9M68H6cqlH.KatM9QofgvZtGBvp__wXHYQuGUd7L.WXl11PsAPDI1UK32Qh_PVP9OHeGlah49QoF6kFQiFDLctb9nCZCas9NI9GR3g..mBc1bgm6CoM67nLQjlY3yp8wEy8LyLG4D7snK1r3eAE8r1OA6VMQiZfSK5r0pLV1SLUsUrXMphOvP4CHSQcZldDCT3mNEE9.Y7inHGC6SUAL7LFiIgy2n9.3Qprzz0v71nnQPRW69dQrq9yT59kTXk.MTuCqFmn0v_7n6a6y9xj62fb",mdrd: "aTqg5nduKSKVTyPAt3.jAJtDQiRk6abGn8TXO7E.h1o-1739144756-1.2.1.1-ZNc7L4zRj.BSlV8WXJN6Gg1VImuZTXIuvX9YCd0NO3hw8Z.SuWXRwa8g5eAo1FxnMOp.oKnMQkoU9M9lAlpXPFOUFV2O3NXZK9F5QmIy8P6cfzclhpTX4ZdC66MoVdmtC31URWQNQdl.zL6KN_WKV5NMMHjUg49FkjOHEsi2l0uwINpoxeQ33aOSJodTIG5t6YodZICD_y3qjhaLBW5jIz9dVEeAgH56YuRTR997rLki4W0rxEypII9dDrcoCu9wbcSgYVSK_6jDnkdEh67IXQa.7iP1_CJ9R762KeUSo4TZHBn7mfujSY6Wdlofn1oLisWuV5_.AK4nHjRRB1mRN9Vr2IEA.RFlnE4FCTGdo.1gf3akvBx1pz47ZM1IEl83Hlekh5fMMbgkhlJJl38ZYEVU8EADI24hj8YicwWh._AbimID8CTGZCI2PeKYy74MNdQhY5hNaKU4ofq9UGraQZ8_4vNvkc2JaWYu5dp2f8UsofpJ21WIskBZVCUUrAF3xGCJz7ta.f93hC.Qg25bCEEz2Y_0AGF965NyVBwe.pelZ9UQWRRRV94AoV8AT_uavIbQkd5UEfegoBBaclGgbeNkXNPbfBdUNwwXpOYWjF_AJKO8ujgvi.ZIb_cvOnGgqSmzUb8l97ww5eQWkxwK46_5flgEJBKkBzrk0t4bt3wxK52M9ZEEf1eKLkFosgjP.KIHIjEz7ubYdP8O9K9ankyDoHmPtyNlbjiTglz1.B.AOB_qbUOUbRBePJprsoa0qjJBWq9ViC217RNpEMvCZcbm4GZYfIy1U7QX79TMFDcTAsVVC2Ecsdb3adJ3rVD0Qnv7.xgPlepPTG38Z1BA79G9iUnF8gTsmREnAkPK9uS1sjcyh1W1uMFEKu7HlddXmV5p.aQFNQ60utHJ306WD4fL5GdJbke6qcdCD9pnbKRG4cdsnwzIKXqNYEoLwBU44Pi0rAsdJo8.wOKeAMOYPT9h2ifukrMlCxLA.N7Wv9Of4kOO81M0VzakNUP7Y.C92ypz.yiHVug8guKJD00PxG_wIBoWkBMPL0O9HCgHH4r6Il.2RMthzLjxs9aUnkCFFcrEUmRektU8Uk6LrW0n9Yx5CrE6TLLFWtmWxDft.qYKRemDkg9itWxnMkT8MfiX8guhpOYZLOLH0EYGqqgRJk3x5EwmV9sW9PNVf1dI16OzfwyWFwfc9KBkevelt9hyKmzqDSKIgMsdA1OtbJdzz8g_KLexnWtTWdwlMRJ8c_v2OSwH_IE8XNynabnayukgO0o3rzK6hr4aQ_OpgNcTY_J9oBj4ZSR1oPsie1pQmanWuqlrHdOZ0Tci9fzoN1iOAD8vFfbM7LZPR5EXpc1sJUWFLeLhCF9.vpJ18R1MOFj3N7zB5Eyf5tztYgjwizst5uundlut_qZ6_4Yo_BsHEZrSz71UjAXF7cQTe8DV5gp5G5SAP2LwotyocO.4X4ezO8vVtA8SLC5F8nXhD0ifYTe.JlD_O0dXIu1mMec.P9bThRw4JGgsKYUOFlV458cFU0wV53wBXF79Bl3XjeSNknwtIgO2lIx0eVFYuKLPC8TXtWHzBjXO5vsnrDJDMt3JvqnmxggQ7MbYSE8WlRXRrtdfTW_3ny9qfAGWB50uk00Ysdz.JzyR5yZZAgoz1pdxLbMxZ1FVjCh9LCCNGlfuoMLyW.ypiRBB8Oth7DOJ0FVIAZLamX4AWtpVo6HXKR52VJgQgd.Fk_ipiI3H9NW1rfHsB0kCWmP9.Nos6k1gyMjWkEgbBVvvqovek4hJ2rOdhjh8li2HVJGtslHbjrdXxWXBvBNo46AjM.YCWmTFR8U"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7bc680e75c958';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\/1859473620?__cf_chl_rt_tk=xEYjirDi3KogBVrRDMseGIN0ZxSWzXjnJ.vgkJSPLOg-1739144756-1.0.1.1-l9c8vqjplAVJzx7Z1I2n9cZ7PQwkvl3Jv3em7VTkRP8" + 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