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-804408029399.mit-edu.top/post/7601489352

  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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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-804408029399.mit-edu.top",cType: 'managed',cRay: '90f3b129ab3c2d1d',cH: 'bUgvdyXnRGb9m6g3mTpqwNh7TF2nMeBeaFbQNPLuq0s-1739102352-1.2.1.1-FxBoGkvmzMUY4s6oSaLhAE2zqxq85Dl15p7MUAQ6iPcd_fgZTHWyeP4z.dK2Oi8l',cUPMDTk: "\/post\/7601489352?__cf_chl_tk=.0rwjKUvqqMpVUyu.NbGN.4TEbpW0si3i3H.r0PZusM-1739102352-1.0.1.1-CeHG0uSGbz3xCpOIR6an17xtrVSCztSoatkM0rNIpOQ",cFPWv: 'g',cITimeS: '1739102352',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7601489352?__cf_chl_f_tk=.0rwjKUvqqMpVUyu.NbGN.4TEbpW0si3i3H.r0PZusM-1739102352-1.0.1.1-CeHG0uSGbz3xCpOIR6an17xtrVSCztSoatkM0rNIpOQ",md: "z35krUKaLL1vK4xh68xjPL91PtQPXLj37P1dQUVmoYk-1739102352-1.2.1.1-xu5RWI0a69HIMXwICEmxm8zbq_8MlA5vERqvdQ7oWFNJKMfEbUt7y9P1oo5oO3A7Ha7Bcxa4yt.iLhmlpYVk_7J6aKLgjvc2cR01L9UMjTfntpHZCE9wbYZQW3rPw_Qg0SzYlW.Rs59k_wNtqYheuJvySI17sQUoahCMXgLo8H25.0Y.DMKC3gryU4wJQtsOpMdnQ12_UqOazpQmdig7uIflYWLgtbIg0e23px1ohMGr.pL.P8wEQ1IGVO45jl2g.HLBfT4KImXWm5G6xM_1SUA1FIubktm_0qPDO.9H9.LPUwol2XPyBEMisAhuIIvZCIVDwNqlWbffEvNTFJxVNgp9Z.ATAxfF3VJAQovTSngPPxaf0nXAw.atOO.Izpr.oaH4liOY6xa9bTXvlPYGftkTX2bPm40BKM2yeT_9RRB26xY85JUI8GaaEc5xDc_tzEuCZWrgWcAKRfPmqYAh9WacfU2U5dVMugGGqQmMrRNWamqgUZqcWLQj24D5KJ3Rlo8c8jYmFpdF7uK3z3g2bsjsLEU35gxOSEpgQm39yvu2rsO4H1mueCOS.6QMmCwj2K2Pp.3hnT8VskGsroCoQi3_8Uhc6UjfPjm3v0q_xyjS9rmlNWKwkqxOhIFeSowMhG76fmvdB82wpyjcOK_Qcsk4QD4LfDFVEenSm8tEJvBDL1.6UjDqRgqgPRh5KyQH2I.mPsRIiMLM61xDwMd0PMp5ao4bQYAKe.RlamY7KIArEhaGa7HknqNSWf8LQWoyAarGmJ7zJvoy7v7M.BYK8jN6En9H9Mk4UHgvHkg5OTWAlHTyqrsG1Vr5vVPMCGa7iCmmp7xhiw6vNcegj.zP3wLu2onoXjDWZhoqW6piE.AIVwGcbD2ltFZMLihTLSqyoEqNlD52KUQ5ZaTgaZgR0iLWBiMIYXWh1brruS0u9p.xsNLgktG9DyZq76O70RFTxHd5uIawwM0ARw859Hb4S.3n_lt9U_W4tarDJdHhEgJgg48Ng12M3d9Ys8vUOI2yEY84n8TnrYUhRDEL43AQEn2bjF6q_lRMfWBpmjgswgqI7aaY.7i.CGeZ6OSDkYsIA7QiTX0PZc3ULRfKgT.66qP.SFXgBvKoDZbUzZ8fGsObY1HdpsS2V2.Fc1vukJSaTGAMSw7GgCjvS9HmjrQckXeqEBRu_9iSVzL93FKn0efDauaTrzu5qXmZd1mjA4qvJLeE_DjseaDTFFkYTNKeysbLB8b_Tc5AP0pgTT8z5Rg_rREz6Sp4mlSKKmhDN7t9OgewGZqfMTCCAUNVg8b.t9ZqTeTr2N1spBx.Y30JtVOqoy_1t_q0gAmKZblmcfqXB01R.l9l925YDNPZ3B6MsEJfoFxF9rf82Qsr6F4tgRsYqMnomLXIuKv3ToUrhY3PZo_DjkZpTpmM2_khtALZsIWEHbiCj.su.NK091a3_r2urvxqJMgMiMocGPYkqyGJ5ctFGRMUueU654WEv9Oyj93eKWuVJwr5tus7EANVip5jUDE0gROqmWgZIHqzgqNAyNJK38dr20YjtGm7CSVPZIF1JgQTfSTJ_YIf9NE4muc1jmu9LaGGfVmVrYfXjf2X6CoXwXBcJHIqSRy8rGwU.JJI23pMyPO7YQHUK7_FqxPQdsPKlAewI6pwAzKWKFM_rHrsna2qt3tjQqQ6eBhWatZiCutFp5nFniMgnVXwrqzag0zQ45CQIiHV1rEHnTwNAM.aRBc2c67F7Dp3lerLsp.A80kgZjZodEQofsCnq70pITEzpH60KMpVMTVvLD3hq8rzGugclLVZns8l2rfeBQCOySf7QXKxJxcVQ2dtWRtvUqKecPN1mS89ouE78qoJJaCDPuHW92rJutBNhb.MkJS18JI7ztA9bcrfs3TMqv2lW_IdSmLsecypCn0ka5_QXFY.C6cEEimLuCwVSwO.JWkd8dqdEvqy1hky0P0f.fPtft3DwWXxtNv1FZRMQgXX10dU5dpzKImraU2tOCDSbtoS8AuL54mhUaZFo4DYpscHRvPQ_VirdNfBfI5fiH9dms5ZVQbGfTo05J3_x53z11mDxiY_wzz_3LtX.hy21KjTW5Wqog0yjs0f0i.Y2uGoZmp7ESvs2EDlLVmIC1FpFi9cKCl5iUleDQ_EwGQPtW6fgxesaTXMcPXde.3nwjjzV1XzlZzXsna9k1fvEcuWg.KhwdHEZr3f7pnWYMj0fhfTgf0amD2PMM_6vKPpanzz",mdrd: "pAPtzPsLi.DL9ajUOIF9qMIcFbyrdQN6IqPwF9n5Hkk-1739102352-1.2.1.1-wTYBhBE87raRtq0.jz9tx.DJnRWser.FCd2ywDjoM1zJCCZSTQ0VJB3YeRLf1HLZAgdbEk1rIptH2dHuSQbHXslDAGIaMCjLT3YqGXOmgQoI24MqMaVpL81m13lfMW9ImoeHR9baPkPJ.N39p9CDXg536hY_VAi55boO40SadoRET.uoaq_c5ZGoXhggxrd4NSRLDPdVIwCT3RZaRt9uuKeRwub2sfZ6ueAY8MO3CLlVYtJDB3EU9Q95N2x21aFurYROK0bBfDD7V8sGVGwcHLV1SOsRpapBEdK3YFSYUm0h6plVUVs0N59gI8w6sBAiSxGZFh0a7OsMTASrexQtM8tDmrw6LOkN.zzC4VMQViUdSVf_.9Kdn2pUmwIqHDlKlc0qeF.udNFTSLvBr6ZDiEmCCy8w9mxbmdSMWzDKLPsJEXYykRTp.6u2dC1bwkg5K76wHeZ4cH5LVJhpLEuXzVjvqOWQaWd_FlfVCDqhRMvV59iIdyMVx5D3XMgW2ppN4aIYnxRJv30w3s_6MAZP4aTj7NUFpIqhJlZjHvKUwG3478wluZxsbVF4KcKXRvARaQ4Ps26BruIcXGoCqoSt4E4fKqBfLayuTUPJmsMVaX_aj1ER3ORCH7rRb8aaFYvrCLwYMCHlmJRnUOf6zClkGnZGy_BskdbiEKgWjgkyEtug0lwMw7FMCq4gtLFeHjvpS5UPoJN8YVNkLZxdlkCS13fWT8Z3byc3kEIS8qOPduAtIkGhi9dSwBUEL7CDgXSEdoIeYQetAa7g_lD3rDNDKQforcd0xahxuRCSkj2yqCYw.obErMNmaCj84dDf4M68KI3qlIeiG2GCUIqfQ0Pqbgd3boKzz01zBvW54Xs4Uhqa0I8HmGG8D4TaY2ehIWThJOATI3NJGHyodbr4z4_s9RmnigW8zRjwpykEjdcBQxNMO4lyQ.HeWiGSF.Qa0KgM0OEmjw8PIL6kYx9FeZXf6L2ASu6NKrOucQ4oKqWpLMIz8YTn3BZJ5uLg6ChlkUs5LZBb5RO6UTA8gzW4mWattGoNm2fdMUBHkXtM6KUFxvInmxtBLan2tbvHkQvDtoFyk9tlaWiFIFUno3FLRWTPdhxSAyxSuDyTnkyJdVXTgYKkPGaZIJrxV58aPeg7gYF6xVgvV9ByO4VsS9WtTv8WeSe7zE368FKP5HESm5NHSVrcvpRLmbPHWHnLX7o9cWZDiWH4DgVtoj1SIv.h7htkGJQpxeTxGG.9GHDgF8lSiDqVv7GKr6a85fFRozfvq4YXu5JyWE8buiXoXVxB0CWsOoZZHDE1DCMXXJQ5wVxLi_J9tzvWRpGozILGcFaRaXQaSNtf1Heg_AyABs5VHwmf1gdK1RRCWPLS6beXmz4aWVKz6O4b6qExZxuVrlR6g.TpsmNOoMFjvpgfPRMpMXtCnHQvDoF7b8nsMlRg9R6Clgjk0mhscSW9ju5LkK2udgIcPUxZ3qJV7kYxSEaVuihM9ND2Hc17Wt__GpVl4cPw52n6B6PGyW.votMr32mZDJdUvvMHRRR7yqra9hONwpYIpbeyPRLCOO2oM8pifwbsaTjWJ9Sf.kyjdjLH_R8dEyj6sRXYGOWQ270wo1qVzUtSJ5.XU3pHwuMQgMkgE_hg7ytrj3YSEw55g4gN0YxpEuguz7uYUwEN84XVfA4Ny96Kk_NNEHdg1f7XrHMrzuTZuavabgi9ZjPb.g44Oqo27D1AYEQPKsGiM9YuEpE1FHo31fHk0DvvDbCou95hnTKP4bjPTHqKw0JQ8bN3Xjx_nT2.H..RJ.E3oRb2RROP4vaeC7_Mg4ctUnwvSEDB81yxVs0"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3b129ab3c2d1d';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\/7601489352?__cf_chl_rt_tk=.0rwjKUvqqMpVUyu.NbGN.4TEbpW0si3i3H.r0PZusM-1739102352-1.0.1.1-CeHG0uSGbz3xCpOIR6an17xtrVSCztSoatkM0rNIpOQ" + 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