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-501650516533.mit-edu.top/post/1843562097

  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-501650516533.mit-edu.top",cType: 'managed',cRay: '90f372120a5638ff',cH: 'EbUYOWMWZBlmmNFpyWcMVkxZe4GQHygVxOK58tfZzyQ-1739099768-1.2.1.1-6WCzr6Dg8rRJFoHBPH3_Uy7JL1spQTC0W6RPZPJhHiVlBSSHHUeFZJnXg7cU77Z0',cUPMDTk: "\/post\/1843562097?__cf_chl_tk=.NCXDsgmewiGDdrktHMNXROoSx_mFFT8KD2iSVr4ksc-1739099768-1.0.1.1-sSC5ORBXlcnGvola._awb7nmrhTY77tCjZfSWiqjf98",cFPWv: 'g',cITimeS: '1739099768',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1843562097?__cf_chl_f_tk=.NCXDsgmewiGDdrktHMNXROoSx_mFFT8KD2iSVr4ksc-1739099768-1.0.1.1-sSC5ORBXlcnGvola._awb7nmrhTY77tCjZfSWiqjf98",md: "BWsbmvQ3.xXwtyBxgKrx33lTidphW__Sb33CakZZJkY-1739099768-1.2.1.1-jKnnj1BfZ_GwxzObgACGL1DhJtI_gysn91HbxYCOSKoW9fFW33Qg2_ad8FSIKceGR2Gdwwe9XxCbH7H5UddNh6fwjRUIR9QpoYfZ8lj8CesilwfrYTiRmPQVxCc_0eJFexa3HI1um.hFcE2d3Fd9Hma7jmsB.7ATl_AMMQrJKw8svvKJ3Hi3X1p6K0aJHvrJ9ST1xRYhB0uxYEzOb50LENquM1GXaVzEc4AU__nXanG7c2.UKNXgdI7T9vnKqErA0l2k7QaZMD.ZSl5SP4rweAEhYUy4D8FkV._6g3bnaECSbXT79fHlc_q2b78dsUUeJBBbG7mW85WrDXVactRjxN9TBMogftmeoJWpAh__s.xD1RS8yntqs3PXEznnkv28LNls317bwCT5jz1ItRzdhD3s_KUVS6pn3Z.j1LszDJDSWm3LiIQkm9dYLcT2WCZ8jJSENkm2_iSlVGRwwnjx0vs2VA4pYIiEYq6MXyxpXT.SpxPjwmgQ2WGfXlqbjKsyky5f10dDntm42X7S9_6.i_CT2I3pVDSWCDWJLaeR5l5OKK_xA63elp51e6RESEZK1GpHZrVkRsqI1ZIhH2OFmPeEIAUorSfZZz7HWLwLZwfQitkKsJ8tPCd.kw9XnPjybhepHmRl.ebpZj34DWFd7VOj7br_YJjuiI8LLeCtznym3jcfn689PJY.dyk0rMfqr7ZagIfWmyz0dvVUouPZmkLEVbQEYjke5q.8QIW8U749IQf01X5jntksCCCbTBnWHWYXwdF4mVmv_xFOGbhif8zpuvl8DxOd2icSeMkSg7x.GaHBOhrS.H2p45FKTJNbwWT0Lt.to2NH86tvuBqY_UOGS.6UolF_POGgSFvBqwo4PALbXPqw4_bTWPfqNqOYaf82fUuXVBF3b8mSp4OSnr7NUaWPXNKFLT6TvdyHzkrPBRvt.XO9NsOCnpKuNraIrx3grZknct1Rp3m2L9z3MbpSGhsF8LSZ9eB0ggwRGGnb6dO8shVmPpojngUi_jCiJxr6Vh5cHb_ngxV7wSZbJzAjxuPyKQ1A7BrCV2XMGxZKPhjbdDCd_ZiWfEIrAY.aVxE7O6Xu_p9psWMu.VDPfP_uhRDoo7cC8uttozZmszGMo.1ZwRsApqpDTf_NDS1HpyQEdaiJLahlt82l0TrjgZklGiTQmuKYow8XBrJv_LaiIxtxQ_cIyKn2Ls.0sgQhGeJK1DhHXZHWXx5pdO.8ZWk9I2Hg6.AsE0Gx74tx8U3hc08xfZbsBNd5KVFRzmiYQgjYo_Ek0VtG9HYQiVAEtiotbVKQPiXcx3F2stdn3fys645bXx6xZtVomgXqTtJa5p9hFdnMp.jcyaHi45pjmMYA90ptHuCl7DGzGoIHsH4tvPEfPKzJcXyLze3GUlDHO3.gihenMVBbqaM4WAKPCXkZ4RW_.2qNt9gUDfUUFptCs.A170FPtW92k_24j5COKjx0GE7hp2gpEZhrcPbt6RS3QKGFvcPgrBVw82JMyk_hOktDewc9ghJi5zwJ9mU_P3r0fzDDGPO5dULGquVje5i0hfk4XaN7jcjCZIwXUNG9uhunByG1glAkidAGMST1y53oUS65mmMZltS27IRnxzw9pupxDl7A5lWywQ80KbIbOO_X8WrThWObpXEbCtyBbYOZLyq51ig4IXeRJ_4bl3Tdk1FoGvDVKiJ6foPVVjuyonxDjxLvEcweD_Agxh1b3z6SvN1jun63b0iESq27i5iiElqCcEjv6ARrqRwKoBLHDxMsBeo8ZHBnV9Cqtu.wII8yoONOnvkMN07fZzoCAg9DFZ3edLk0YBv4VkdxaYotycnQNvw0fIqiel145OGCsLSsLGHI6OUejKlS8ao0S8nbniOLYogc5zxmR497IYngjpE.NMowWP5jKH6dVOBbOcdKie0bglTa.UeA90F_gjYZQMYdwRZl56xryVeA1W8UIviBI_KdVLrv5i2eacyqDGMeihws9jfrdId.sypXOskDmGiCcGuXhpGX6AswCJJvOEuGhpX7F84H5xUX3CuHKWQTvTOe7H3SrsuSX8HlSMurYrGTZ0U0h.ms5kc0zCPVbgaYcQMdLJx5ZGJomo48wK1_i1Pu_sXlRRLEuqMFzIVz0X2bt.QJisV97aiqIRCfcUP7K8MuONO7F_qt1xJsKE2r__v28eS9vH0RtAC2yIz9HmAxrgLJUiMvUeEdd7HuU22E2k1xjiYqAmwNaubw",mdrd: "3UE1G0V54hgXqq.Q_qg6B6ucGdIxkCvlBdYIDP9KuD4-1739099768-1.2.1.1-rBmJokFzZGMSaaUxsQztqbh7XDzCvrN0WgvlAfKOTKgdBrLM1L8ElfwB41WlIUnI9eItnhhRxMsjGhpLtdO8LZEWSy5td1b1GPmhGCZ4hLP_V03qMHk4i0t_eh0EfpUGVY3y7grH.q6e_4VC3e15qC30hmdjJlTcVFUtm3xZ51_FWIbv5cUfotamfZZa8ULWyuZpa1EvmV8XBqizgA10zlcHnJnbFctosFuWql7FUBc15.XZFRgeo_7Q2fbXJffGxdPcm.uiTfEFdUImxxLzMRG3NyDongUb0fnmc5euuzdDMEuFGxvtq0h9lqBc6x_2eV4yMUKQgLJqG_JunGuHfPxSwESIN9BbOxwVOlDEXqLICcWIGHEDTVH2RNH_pPsccM6kDeOjQzvxXgtuRSVBDT9Ko9rBOYWz41IHLw0zK4siPBwrIzeyBzzTVewnSM7O6RF6S4gqOwkrXNMRRfJmH5BTSl5WTolvL802n1lmtS5UAwE4xP8lJQF.TkJ1O7KUSQZ6wHQFvFOveDAWCIWQPhhLd2ZSH8b.yh7GMfp4rfOBEzJHZ_hWof1PRoFRoUfFpp4doEctNiDLnehkrpChFtO63JdQ2fM0m9Yf_j4dtCwoRSi5WFET29uJCII_9.byzxLqXPIkFImQ7m208fDUraieZ4PrAIXFa3FlOSu.aa9ttkc3G3tphsmSL6XOOLsGSFd13EeCqpxry6yPV4zoUDjAfGJHgF0UmHXOZVpTsIh39PUdwdhl9bhs1LA5oKiSmClVhBmLj6I7o5jbqz4a6bZ4iRFrjYFPPnq_dRR1uliI1G.KK76BGKgVrJ080gLXx_Nn7MlRg1f50iwhKUwZv3aFKHkWJ0e2dKs.X4Y1SqD4aobRM9OE67w7Yq7ZRUTuYVLDyVlOWLmQm0ThPihxnfAi74ROsIyH99CZd.Ebzho5yRq_.KAO_4wFPdcHz7AFqbvNuBWMU_tms6zMYFkBodYC0ZQk_dYNczbfJS6XQX98Ebf9vIZ.C613XogWmJmbCLAvPFnwFz9AOhSBQOGwb7fjnjzTZa82rwKJJI7_0QcysTp6qbGyn9Ryk3YXbNhwCbaurYPePWuWSOuIIwRItuAgFiAjPM2yDQyAaMg7kfR1vUQX4Bg7_Hu_rQT4Pd6BlYAeWzq5TD8YTp7O27uFmSi8191wDdJyZ_x3fG4Rrh_WZZFHdoq7ATmJmFLN78ZlWNa5j.xULm9ELjA137.0u5nSE4xItGW2tSECRMu6SpuwUm_6a_COjWUBK9_IQaKNNwRi_fvXYmMvyFjBcPGS8djGY.sm0_wnmXZ2ST8RNlRarAmhq1oufX2fNBPqOnUsjfSelIVUBzJKz.4.PzWkrttU4xXmagxX96J6dc7RVW7wKchW2R7MnCavuaM3nv1Rngf61M21OwwemWaiHY21Y_n5b6gcF_hAUFeIzpZW6mAQwNlVZqYbUhtH_78NvOU2SiyG3N1ykT9iyFKOojQU1oosaioepKtVZNdEmpm7kxNq0ds.AHcOr4juknYLAvkVOjFEsoncF6xSSCzH8UqMs8VSqrBUcpLJhW7wMyz9qfC2eTrmtJ4E_vVdbQqDJA8nmLLTs.mvHawQNJrpUTYyxx0SNz4hsjhQN.fz9bi7aYeRB3PwskauIie_yEmakeFqbWaIqN_Ycp31ivvIy2TGp4c3CzjEGBhq1JTWryAkB4D5pfGvgtFGFuxGGyNhoJeGrg1mxNRPs8c6_VgX89vAtd71_SnUAJ8aEAHO3kXAFZeXVnUB6SJc9UfAfrc3V1kp2wUDJjNyQK9CstWM77rmPPlobLjRAEJfVdo3YcseKrc"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f372120a5638ff';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\/1843562097?__cf_chl_rt_tk=.NCXDsgmewiGDdrktHMNXROoSx_mFFT8KD2iSVr4ksc-1739099768-1.0.1.1-sSC5ORBXlcnGvola._awb7nmrhTY77tCjZfSWiqjf98" + 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