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-494748535883.mit-edu.top/post/2597834160

  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-494748535883.mit-edu.top",cType: 'managed',cRay: '90fae6bccc1e07d0',cH: 'vvwVR6liz_NCNU8Efc9PkWRCIPvuQeiyqX1.GY4eqYI-1739177947-1.2.1.1-JwflSBn5lFnE1zToWiUorAwmgOXC.mJ_XJ802F.jcPqsLbU_GFdOLQusYOFsXD53',cUPMDTk: "\/post\/2597834160?__cf_chl_tk=hRL4S3P.PaxnWYoEMlhVuCiIE8oZbPo87CBBVtoVy4U-1739177947-1.0.1.1-jnztxE4l52w3rcloD63M1uF9fSmgUbMenoHcXs7j7U4",cFPWv: 'g',cITimeS: '1739177947',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2597834160?__cf_chl_f_tk=hRL4S3P.PaxnWYoEMlhVuCiIE8oZbPo87CBBVtoVy4U-1739177947-1.0.1.1-jnztxE4l52w3rcloD63M1uF9fSmgUbMenoHcXs7j7U4",md: "57NtXuGjRl776W_e7XgCGBcVFDXoWMtv0FpXfhGYsug-1739177947-1.2.1.1-9u.qm58mzKj1QHAxTjp055uNaoOQfQyTTzuKySMKEfSP_KmLgsbbrt4O3GwF9dFMFdXA8CHJTT7thGdpY_gd0Jn64WUIvWEKmCznLiRy0WHqw8dzWXOuBQOSfj8lCzyo.yWKJ2O3emn8RC.S3885wgqpWmnjDAyCHbBQfTvfPVpifqpNPNrM7adL7boE5E_osBCdfP.UhbRu4tn1ES_NfFXBd9_ds6pD9bU.Z53zKBSlYxGWJV9srfNaNjVxZvTDYYT_6szty8vavzK3lqeKRRDLgYyQky2pEV0WhbkJi9x9rKiE8g.0eMVwxIfgr44c1ReW2jLLy4_5yrksPCJ96jBDCTwn_0txDUgiAPRTqePLhw2LMnALOE7S994NpTJoJlFPeFxAXYMeWV52036eCjzGHIsD_yKEfFiQIX5sP28yQGgAEUsPLK8RZ9LVrU_Ty3lSMFnQl7OsM7f7tfoJRtSmyIMLYayULviKaCI5qq0I8iXPeAYP_SGXU1tJNS8KbXB8LyBBV.ZoN4_nglXtXTVU5oFwynw2IFxM3l5.ZmT3jMZAVu6ZlEgXgl9yEHFs4EMBdtnhTROEqgO6gNs6L4XIBL_lkg9wnt1Zy1CwHVSJQUKSfXM0zk1Xi8LRLYwF7GNG6xnqi2VbQ0CbACTLJCcO8FteY6vDzbfPsZEvTmRD4XdBFJn0BZ2t3n7bjEXU30qxkA3HquEUTrduzR5oMpSBeXP9vVtcMaI6f4PldQQu0vylAQYtd9afzVkSd2HMr1cJQTWXWxqAPcnn3BfhHxaEfXhkllwVeX5KLJ5_Mb4heKBMR0ZjToiZxSTV.RZVPRB4.XftXSoRIsutcXv8bI.Fc19rOujHZytwdhCIM2E.lPQjOt5qXrLbx9SVHX54AwTQWTe796giQ96e2UE4_m8cPrvdOL6ElMoUA9kxCbkyfyztQrxOspDkSe66OADnZQRYx6UMclIHEZPmhuanY_cLb1M.hpT4TkGl7LG5ug.XvNQwZFS1MDqoy9zPzUcMRXU5L9Z.hCfCRDFOZA.a8xbydMzXUs2u5RbGeA5bDfgUeqGLZNgqRBQWdoFnIPbid7NXokHtXd4WkqmJUYgi34J8pChMyOqUbVHq54r1j_vO0JUpugTiw.cuIjct4roOcXKbAPKsle_IG4ZSWsno2LvhxtmPF8bMqTL3R5AUC810VtWknn2GYVo3DtKxrj_s9Wk_3hO18Hzx8oE.eJiB6iscCOY8iZaX1jKMoyNfQnmCj8_GVp_FsvhWDYLvtThCwyu7A0eOPdKEhScGaT83t8c4ou7.mD9qsrUNm6M.Kz5MqS1RfHOnLiIxBGWcfVAn6VjxtGoEearguOxdpFmES4We_9_NZ0KVcqkG_ftYPKUR6uiVagKPxgQ58aBGaWtJFAURn0XKbQGmdvEaPnXHWF5BRb0ooRiWbKXZT.BEVRJKpDaqwUwxS8efp41T4Me4b_vvpdo0NT13FLmhCcd4_S_45gZMeE11rygrVnvkEKF.LNFnF9wPrdepS24ffG4hGtmsmApfeI7iSMaZrZ8Zb0kebR8HfdwhpDoBlF2SfwfwlyQoXbLf1B7QvPvemBXLD0HIwLldH71MlNKr0oJQ4JvbUyQDsS68kWqYtxdRBGy8L_nGJtcAvg.QnNKRJAc44CJuwWyDaRVnxr9rO8qPVNJtvSlf.D0kiathWljUqwapU7nRHmDOt0awvLJwYH9tbt5ipBrcTkUcYSsi16a2oTYu.xtU9OHVl46F5SKFDVvrpTcn4lZRkraSCQB.Aa3dT98VAH93UX3zXebnoO2N7J_YvwIr3FlvlOJyKYCyiz3IpDh1B7HRgMxxAjYM86S0U9y8atwleV6QOhP48yPvI9IE7tgzKE_nRfHq350hRWwayNkGyWNUFUn03q3Ll_vA3xfw5l38IHMwqNfdY9dsQP91jmOgnp_6OIMI1vymkWK0w.ttalh8zSCez3sVlk1D.V_EJYuJOgiiWC6AtR1H0FfgRy_c4E9cDBQIOWpPd_oqAoBLbhfQVqJSrdpR5JDz6E2DG43I79.kG.jarjDMycBIhrCrnuMW2cIGGA1Shcz68blxsKktqfb3K8qb_n92Xt5UpgZ2fljHyLTVn7lp0.ml9px1neQKWVJy4wy__rRUcumcwPwPBxYulESwQDSB8zJliXp6hCd3AzLiBWjSdHXG2MjDx76iuhv.iKCRpoH_XUCtJeAyL2MUKm8LW9Lz",mdrd: "qf0D5hYj2lJJo7QQfc_f6RG5aKlhY..OTwKS.af3exI-1739177947-1.2.1.1-QXYNf.2ktQAxg8581XpcPNZisquKEUul27tTTb7PEqP_eQXnM3gFbIb3_fQslovRHsDphmMUyZ9DiLvj5k2SPf.8BprPeM34q4YE7mSj6MgoPzeYV3EmsBZ_XGJfc6lUbHkavj0r40bmcP2aEpEbGhf4Aov4u9A07NufXidaXAXQlFQ5XRYaj.2vV8.RY.JBDnCQDulTUoUdiWskdegQuXk.0JjP7fX.sI.eDo4IAqxvnczZww7zqoHDV._z1Ecnd4F9t1NeghLUJxOhkjLMl_TpHkrZHTduNJt0.xmjnikolmqBQfZ3pM15OtfEQdDH.0F.FJrsa9Dm1H1QvZcASNRS87MziyAzPvGAtK9TLKfk4f3D1BssIONtOpZ4lCAilqWRR0lMffrGz_tHjH5K2PIB2QbeEjTovQzpIscPoG20lK2Im3ozICwTKKeQk4hSYW_pbQgTUAN.GLgd5yNg7tSVH6jq6bP.z83isKC2k5VKSJZ_t9gpUOoiRLxq.B5ITiyE0TNlo_VZpE17OG0.7XweQ8Enn3AGxW8IIo6yjgzkCgt5iPA7gQLsgpp3MUFH4VGO7XRVKEURAIo.syq7_jN5nJRntWz1RUiqJ.s1lnHu4zYMelIO9xaKPg08SJLB7lKhpNot4wAGu8ejp3Eb_rxTck2f_PlcCalJoX49hzUfUL3AvDQUaHmyh3h1TKepoVB.cdvCvzLivVeiv4ka4Z3bxGq2kYQmDGHAWvcXyDcfTjPsN88bJAKXD5svskzHDbIo3xX5jat027VeXPKp2zsoJ0szqIILOgqqo2kHdmgSlmmNwTSqoAovqR8C_of4bwjXBgi.pKYG70fQHEzBDtUYvrBg7cLVk0GsGDfCpWAt9OUBlfGB1EuNr2lZWXNjArf3bk1mW1wowyITJJef8zIIzEYLk5_Xr4ibu5qwCCF48stwHo2kuZsxWAUxSIXC3pe3I2xBQTC4bPxJY7R1wRNXQ3Hb._RL9dfxc2sAo8zViCtIb4Hi1WlmfsOuF4vE66H5u1aTrOQMSmJqFctQARzgpm8yR_uVsuXkT.gqZ5jt802TWlAJLIK.x2Y3rhGDO74mksbvI9Dtx1eOHRq8EaKeixiRCadgSLoqXvno5.a5Oq0unVjYXKtiT7VP0wT3uNi9haV5pqyFKRmEQqAGYDyA0YydUXdj_sey4gZa1YxfJjpHTLAcISiM4Txt190wsiH1QHaVwS24.eVt1qtB8zFdRkl7kdGeIMxKfhcNOV6pX99eDRvJYBB8Ws1jB3EmtqG6qHR7szROuvHxyihOwU9VJQeH_LyDaqNyBBWRWjpyM1dLcLdcTWEnjGPZhcvo7QSXPsknbOAGZwVYZIZcoen7UosuWEUIAQhBBDoBpghdi8Nlq59a5lbsMOWxOo_yx974yaNNngKuBGiu9VOrpHfKxZr9Bu9xLr81jiO3_EBOtnLGLi5ZoVPb.JMHHWsN_E8jiymPzSKf9AWsB0MQwwFStY_jnDXa4VZDnblqWQN2tNW4O66zvl17xZbTKf_GLwGSNocFKib9BGB_vq4l3uSJIWXowPmg4SmmDlaUKZFszIKs4gA03oQYCSwkSENEWwbLWkxaN_IDN4EVlRVSRX1DETsfhXy8ZMJl4wCMqFdKsJxiY7MpfLnV2aZL5R4Po9Nbza.vfGtH20jdvPdksWRciZS422VuxdecKnetf9hTgaOxJ_M8Pu3Jl4iEUPPXCk7k2_R.XBzdXaIwFBD0ry_A5l9z7iQi0bYmMGFqpSw9NJ8axsafwk7uaLM7W3xnjqaZm06UpRcYgtA3IHE2SH1oyUbPyTrf.ghu04Eiw1I"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fae6bccc1e07d0';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\/2597834160?__cf_chl_rt_tk=hRL4S3P.PaxnWYoEMlhVuCiIE8oZbPo87CBBVtoVy4U-1739177947-1.0.1.1-jnztxE4l52w3rcloD63M1uF9fSmgUbMenoHcXs7j7U4" + 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