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-549253015765.mit-edu.top/post/8104965273

  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-549253015765.mit-edu.top",cType: 'managed',cRay: '90fb25b7dfb00808',cH: 'Wf1TdQ4.lxPlojwRbqk44ZpzsDXlLuCi4oTl6FGAQ4c-1739180527-1.2.1.1-IB5QgFRhBeieXxxE7EkTL_TvQHvaxMy6TX6VM5yAZFghY0vlj_iGSnjgkXbfo93V',cUPMDTk: "\/post\/8104965273?__cf_chl_tk=9lkDx8Wy_tOrzM.q7DzuIndncTM9BNxmsAIHZsFgGIs-1739180527-1.0.1.1-69BsT.EEl3zp2pYPaUrWM88mc2VowRZsP2YK4zHtvjM",cFPWv: 'g',cITimeS: '1739180527',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8104965273?__cf_chl_f_tk=9lkDx8Wy_tOrzM.q7DzuIndncTM9BNxmsAIHZsFgGIs-1739180527-1.0.1.1-69BsT.EEl3zp2pYPaUrWM88mc2VowRZsP2YK4zHtvjM",md: "TeLQOBqKlHyYsi61aztT_ws_ddX4IMQMFACZbZDb4sE-1739180527-1.2.1.1-kJJ6tFcCi4UMrk6637JVGJI8WdmZDP0AasfJHWmoXeqhItSgtY4difs6fzWTDk4vrSXR2gNmK_5h0TXzQguDWzKk51wRcnVF_NYmRTkhW6IxIuz2wP7uObLjBW592GZradWKuQDXfMFSZIA7Pn39Sk.ajDIz4ZjSXroUf.YD0QO76naU39oJJqbsHFerlOaSkmoJ9bxtlCJvYwV1RvXTATsCeI.PSkft9Mds0ZqCjD113yvCEnuFot47YbNDrImJRelmC35W.b2m8m66zWbSi2oWlqVN6yNhEppAxqo8c.Okt_LALwePdrjB.xj8Bk5a3eok3Uuz1uhrr0.Jb3.z4vfre1C2sOqzahLmnUkDlq26PJ875uJ5uHwiwFl14nBP2IrhFXQsqTx01J7jYJOm6FZwbGRFt1703C08ujwNzzzgZ252ofdd6T.PhPAZgN7HY6bvWM28LFWCy6Yo7Jh3TW_giqMGPQnxDnAXgvGyczY495F2gm56wrofQvQOpIoCjV5tHvexeEW6HemwgkfDIsS36HuwCsUIyN3FxC1uALUALGZgmvVm_TYE335swPYM.AlPelkdg0u0RuDwBTUMuRl5j4bivTlmlcOyzEOKzeNQwuRHvOuFYe7n5Q6DC7QxQbU7zN1PL0tv9.x3FLxS8vYgn26zMapsYLZ288zZIjZKpWUR4BlwkAOy2KCIHhsmgxgKUPTkiMHjq_2yIW5dhR63mIYgZ9G07ND7LFLRpCDYmWshIoxm6ehY9OAQDMGAHQd_x4xD33WrtDFq4ydeHhL1QjyWRGGnDmXSKgcpcqYDw6VUZABQBVqVQ3wuWKYtGoIm1l4Ev6tU96awpnOGuno1VQFnnkpiT5FZiOJAYSDsw1WvybQ1Ym3PlJK.fStw1ufZhhF2XMDPZTSDHWdPmR38DyYKoIZLqJLiP497IcEp7Bs.gu5_6UQ4fxzj_4o7taKW_0vSi9gFMd5W8GMDsFnn5dr9c5KLGUqiI99ro7YkqIzevVtEywOEn88Edz.Nov_zUuzKiE8JWQ1AJpHXkvgvZqWXMKzl.GfQEr39SUySq.53V2c2DLxOowmnQWzAg.aC5YTcLcJnwTWpUNfK84OCwHa_R17Q.ETnZ78CmT5EpFpafgYy2tASx014V21Cl7ED_csTdEjHufA7xC9ELTtHfO1FXM.DS54viYAcjYjz03xWAztc9Tni5TypP1Ef.i7sREDWgKYM_Cm1qzpV_2RGr8acG9vFK1Ht6oF39xdz9y_8w4UBxb9J6.nE2.WYweRqNZ1j5RcSroXkXryICxkqPCdOTUJdzNm053m2piMDd6uQkyG9Dy6x8FmSODQowCFKoU1iE03ftnV9dRxTWR69zL.uWViJJLxU3j.8d6g9ZKatPJ5kL0RP4F14mAekeXQbm3yHFxnyy2_bmfVtxqlMrX4k.QLmbSCNzCw21gMtWXOQRPsgyEQQYanR8dzAu7r4Wc1VylVooH.Y3Wg5U1f9R_aICRd7ajUEeUXKRIadavxXVZgf9K0y2CoetFx.VuuOfDTL7Vrg4QatAFYMqx9FxEZQ9R0xypsJ8582WsEUx6qRCQnn9CwsCEQZmKqfPywGdxrpoZTKe2V3pkT4U1NcwWSONHEhG6szm1a5_iC69zG2Rpr02_8HrKyuLfKckvQne5M7mvMYZ4fXzdXYAeeqRb7mwwno5unRXCGXkEjiKiX8O22YPlGoytdhvXbOiKlKLjBlkQw_8xPOmDIsLkz97gccUkr8seXeN9CNu9oARO8LX.rUH2k8hEVDlvn6q5cCcHUzvA3M5RMqCpmgzH3eDYnZ_QkEb.5nAovk.hyOZnur07vkLdlSRJ9jTda8IUBTnmHX3s2aHjvjw9SRLtIX61lIVRBh_zprQRnQ4cw0pFdqa8b9d6kazi3mOt6FxKqal.Gr4IQ4sQOvi6FI036Rjp0TQXiHdMdyX5ytWuLoWK_wFn8j.s.BUuGaVatPMSMSxvBE9OkYdcOduiKAtKI6I3zZWcxNnuAp6M3VCZyCrlBevsrF2wYcw4Vc9X7zL2Ui7qHkw0kPtsA23RQO3YHy_cVkZmjO48kThm1HjYjsMmcQUMFYXKjcUMbAacUyGvGlDu2mnaWvLrRrFfdfI_p26Wx72GkRb6do4b2G6kC1UsIZpQ304l79Vag2x9gd9QMdG3h_tKYy4jIgd8RYjG.FARhpRyP56d0ySRqCS0SXklXdfLj.Hsbx1GcAUfeY",mdrd: "qT22mTVZ3yrH_NxOXZgjPtJgHAZl3T2j1yIlQebZfT8-1739180527-1.2.1.1-pEUN_ml4AalCfeqEBeG6ii5EePo4UKDbB55YVfGLRFKp1FqP3uf1w51EDAvk6CnrMFUvIni0g3EIaiVEF3SWieGft.vQlbsltj0K91FN9sZ84ezYtbbjpt0sTeI0Ig94wH606dY1RAwz2k5Xo2PLpgvL7VJ.9W5HuCFqYLAMhh2eelo65C2bWE1E1GIZZh7ngIkSTl90QGV6BJhieHgFxkh.6Sbl6kVmnFHkxev1VVSO_PC1wUw6SqA5IlUrA9iDr.qPvfwBWB35MoveKiZw_UddYBmYI6CCoPcP_t.Sjh4wUfp8VvbTew2pJeQMR_hPYXCNLaTCqqK2Rv8NOIa__7Zxx9b4Yh8dpmp1I5iYIdYDEKLaWkhLx0hPxhVh7SkqcoybgmuhMjND3JT9ROLtidkuwgBYKGv0EjVZkRGCpqEgGLg6qK2Eyre9Klh1vLol0OuxziQCb7clAq_1XqgLSgok6ylv_oP.j9mzBYTq0qybhQFe_u9.zTt_V8MURKLrbKhZ9MCap06TO4FdmFwuMQ_L4Qpvi686MkSd75EoM3YMe0OlLZNVdPmLACJLfVy45IWyoU_BOwzj6FsQrLjHdk53S8ktvVuwWtFmlr16ivX52Jjv9Kp9fAevo9THiQBExWH7pzeRgNoKVi0muY2M075moEbF5MHGvRfOvatJHdhd4Cd0TZyM4m3ZtTybFyTA0c6QVX_yV3O9NiBO5gnU.Kzsv7h60eNLZJh1y9YHwGYq4p_vZStzp5OqCgM84rTQwPNBpvHQT3eYdmfGuoIBPRhfxZWSFfkm3df8_yJLYCFtWxC39U7sKrpXKJQ5CePchiqht6L2qENEy3i3GkB5do8J6yNEveFWaXVRqhW19uMl4e6K7pOa1cjdByd5mzwTK8Xjrh9HhMVA2dE_.ZbZ5xK8j530HCS3sO_eXFDcEDlJZd8PpKAHEa4EV98tNWFtC8hSaHXmdWC9wMoWQOcAJYv2QmJcGO95ANucPXrpdNljrmPxNCeg70gGXPAqxs0SF1prW6v8izrP1kXCEbEs92tzItwAM0WhUprJlLjvy8935xEyDjF4Yvvs2HeAf2u4ZSSOk0TiIiA94uwIhhcBTvsH4y_4wnRs3JrxhUXyXZr1CfzkTVhxCL3r1d51YJs5.B7tsv0x40kanXv7BzmDERiKTNjtCDAhbVEs2kKRdB1n60BCUs73asVipgiU82M3fHMfO8vQlCWjbR6brizKyAcLnqkjFC_uazh8F28q_Vi2rDuO3.intvueb6o2wC9m1V7fWbjxRY5UinLfwC.pCNQo4vblbZotwmDZY0Mz_Xyx9xlBj0wsiBGylqxB4W4ypJs7RPvUINhkUYk7ZeZAY2bnNXjiIsJptKzX0pnBFB0Z5kIaWYc56.nVDvH20pxONX1YuO6vghClPuw1SJdjvp6ayP7Vn4gQaUQGDjSdfTW.wDKHwlaIi3N2jn5arkYiEYyNUXDjA573zrWXYUrnHOAnqUD_YGDMHMZo1JDbrCsKqMkbSqELC_dXuMTere3a.AKSMxz0wO_CwsLP2tBGEkepRp7aLLo4leVKM5NDcbUJbaIh6C6X.13eI0eo7RpkhGgSb2IF6axyjp7zOhJjvQm8vRz9.wuJV41k3oE7yZlp0GR.bZ_QcqelBTr5DPacqxHKt.a8NxztJMi4pgz5gd9VqfDUzaEHHGHEdH89WNXNW0uA09llG4_bTSoOG9zHNUegMxU_k8ynzXDVMAcuZYBjHbvI4iw7Dn4DrzSZYpmaMCWcs3BQj7OKTnS.WyrK"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb25b7dfb00808';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\/8104965273?__cf_chl_rt_tk=9lkDx8Wy_tOrzM.q7DzuIndncTM9BNxmsAIHZsFgGIs-1739180527-1.0.1.1-69BsT.EEl3zp2pYPaUrWM88mc2VowRZsP2YK4zHtvjM" + 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