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-164804239963.mit-edu.top/post/5463920178

  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-164804239963.mit-edu.top",cType: 'managed',cRay: '90fcac03f974c94c',cH: 'mdzfZIBsMpzErKD3jEuMiiTOoOLyP0IQZ9OqjjbId1Y-1739196513-1.2.1.1-Sm45SvCwjFcXgqA0_TWk.gr6iEvb.yOSx1SytH1yPBHTSB2LGVeuzBkAUpr67PBg',cUPMDTk: "\/post\/5463920178?__cf_chl_tk=i.lqLpSZYVUDrLIQ1ymHiRF1jFp67ZEzGE.wq1XSZ.I-1739196513-1.0.1.1-Kw.spQo_DKBa4ZUr28O_ihiSDOcM2tyYngPjfXKxqk4",cFPWv: 'g',cITimeS: '1739196513',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5463920178?__cf_chl_f_tk=i.lqLpSZYVUDrLIQ1ymHiRF1jFp67ZEzGE.wq1XSZ.I-1739196513-1.0.1.1-Kw.spQo_DKBa4ZUr28O_ihiSDOcM2tyYngPjfXKxqk4",md: "_4Vgcz2DRhHqOyxPQWjJZXBP19HnX3P6xBIXNb3cd.A-1739196513-1.2.1.1-6bPtyB_fdaWpdGS7RkGcyJ9FIOvqHddomOt1ByWNuTYty1odR2eB1XAXejaCrHzvqexg2lAUhXJuAycRFq5iriaPxas.0lCh9onx5Evn017_Va8JPxWl9wDs_jiLwOij3h9G07jdaaSxhktfD.iWv8jPCRnIeYYQFnJw9JUHtb0IK4frH_htq1wvdGxMdpbuhV7PAP4pH2Qj3W.TQD6481mDgb248o6.kuz2nYFan2V14ApSlOqXayKClKxMI7rj_0WseQKmDaH4lXdU6z5a_vArpng4tCt9yINGkg6EYE7JQddEg0_46U1SJ0dBQ16jdNEwqs1K4gaVX3FVrNIF6arL90TkZYUPE1PA_czqeRCKfurbMjZ9ZWkCpyIPEcBw4fDQjErxenWrueYxQQ6kHylvb1R92aJJzBF4G69z8XjnjqvBdcl_ci4J6gD_xXG00wqWlCYUFRLAUvdySloAa.dY79Zp27j_eAvEKzdKX.fIzMJ9jYQR9.lI1yJDnn27KdjJtA_PgOvly9SHsZunWIoMvpnd8vExjUKVrRwcgujDcYzK2QevlH.pGE0nuNwFL6zArtLJ0etHQ45Uuzh6PG6lidS3G_gcbLC3GiQE6wSuxXNikzqlf37fJ0Liqp1xLYH9KwIkOwxIUamDmKU6p9dzzroCBHUFx93JFGIYxrZKzm0LAebHedU6YJX4IKUG3.jIrnJAhB2I40vOYX7iJxyrGuPBanGlfyPhcvNcFhVlfjXWYI3Jv3v8X9s85H8A2lR.mWCgVk_iciSZhaDiKuwwe.DUYRzpfsy9Jk9FD7E8tjZTSghAvev8mr6TsOp2QqMbPyxhFvvjDxXPPy5KK0NFoTUpIuzhpX5RY4bHl83nDD4NQxQgXZEm_U6k0geShIM1U9F.jT89DYWugzuwctqxPCjjSmuOzVX6O.lR5ZbUSvPMf_0hQdneBy7RY1TON.Qu7dnVTsSieGJrLARsa52o1XuIcx.RU_gAQG6NfO5cWgH2vQLXkqGuPKvdtcjoH2Wcy22eh1y.o5YIi.bXfsz3rQmTp3UGYAqLQPA2FXAQGajxPfdnNvY8KTJMfXJ9JX_Cs1Q8TrSGD8oFE1WPgFFbVgEDzBaRhlubrHbIfaP9rfZ8TrFCj6n7z0BvJrQxQwRmYOBET6VGmmM7mymnKHXWZufjwnQZ6q_TeaDRAqOGW2WFE3w3lQC6_89k1NqJI1mEWc750eB1eza_vOOW71CxRGJUZ8KaWSguIPi35.o0rDkT91ING3qN4fTtwvjGoo0pRITKgJU18UBvG8ZpkOYCLoy8EsXvYQUtll0vcyfQsYEIxj_9JyDdOJzgQ0v_CBw24N9_xmPEVDm.zjy5qWuc3zxglzgbnsxfjkxChc5OCVQnarr8eR.8L9q_.14pIiTz6Pjh_qSEY8rfdghOVMFY3VS78cXxr5cgcHpIKdXO3P5OWYp5eJQNUTn8eSN9c_fPVl2iR8KYhSEytM2Mwwk1la0wlKbplJEhtm2NsaLg.JuH6JYgMCaHFx5fm5JT4udTjRKeTba.8zSpWZPUsve1X15oUO.K6vNUYtNXsVkcJbkWRuPLcBnxhcKziwShwPmq69hw_4E_BFshcwVDioep1PSofVzh_hM50oU8ZNuTNozOTf3RyOnqIiWPjAxNCNbXW0r.9LtqsIO5SHt2tjgAFhdcrePHlA6g83Cdv6QlK7d6WC0dYGMmrxRxfPU3A4iijoV7wLjLhPu4YMXCi_jqkNI.HXacZUuUd8qbCUix2B8ao9BQxhEacSMqu_NSe6xOBLNGSkX1lwiyRvxgOmqOP2NX2JtrMJT_zLPPovPiV0r7U7aGA_GgbH4Iz7YqRfjvQEJhOtm9Gm950tnOQBfNpULhfkD6.7xbyd6AlyJA7EZC19.8DanWK1dFLFu40MDHf.P8FIiNlBEjinvbIp8K0n2IVYPknUFitmc0i4CmNxudktir04Q2qVUt2ctUsECc7UYbAFk.nfuUoArKk8.GaWvpZ8Tw43RL3I.r6S1hCOHtw2V2IwjJxsI7GvzSoGiCLsezw5woJr_FB9bkaFHmLiTUl314G9yRdChcJo1AUOl8LQwMDS.d4bgfKW9Lr4V6.VTtqkg4R0_0C3DoQTJCauU8xtWstvCzSnuH5AbGvh.cr2U8ctOqsb.NlRTHPpEgisaGk8xwkcMrS0j0vWl63qsYUG8oqoj5SWMbfL1gHs1h0LnZzfrYqpZXEc6z",mdrd: "KiFeWI1I9qg_1ZrQUiufp_q53LY5xXYcuaHr_iC4Vw8-1739196513-1.2.1.1-LVfXgpqou_gh2PdcOfqUivB6uqxFT8h.oT0IWRTEFcB6hGpuKVMtouZ41zcaLFkD4dWdBogIXOJWMen1RyMcCYHHvEmsecMny8p3eFt4eoTzrJ9nLUEZNk17oDkcee80YK.U4WqQ2on2DNg2sy.9NbLZKFNpLWw2L4r7dl4tyW7liLFIncpprbOrkioh1eOnEMHb157qnuh_CgcfPY4i_gRuwiRLUHoBDE1lN58BgYCXwDD9PUnd5hc2.wqgujv44hUez06UAbm9Hu14QBsq0KJp_Vco5N0hDSfcnSKrzmRR405f.Mg2tAZBe0_LsYOSxOMPP8vv3xqLkJIbK.TVbRXiIopkoj4bJGxzNq1gWzweUpRKhaHiI.1GYPfGNXpCytjwYi4w1sC.70CoOYuK.2uDh1ORHbeiv46bYAz3xlyvp5CHcDI0xZvPqDWULZBvj.DB4eenfgIuuw6YvXpXpeMzRurkKSO0eX87hRPDId0ffJlMrLaKo6rWuXERv40MIRApiBHy7O.JBEpjBrILQ_CUu2mT1J2unx7aWJSM0pYXzLc3SiB8pue5XyPM6ZJmEMRY9bmz0sTNwUz48eUduB7gk7SzFbYs79lK0XI.Wb2274WroZeWsnnY.fKNoAPg_3ftt.SCZUhZW_mJWOcwJwLvSEF2a.nmjvKCeTrzHzQKX3Dt0rHN7NF1gdPl2syAC6smOhSLjSkfYresmIIKSjyhnj2Iwpe4ybkNesjslpXxFH_q5NMVX5IHI4TCyN3avpMhh7oTZ.rDyGxG.QWq4OIaYaiM2K3oo2Pv2wmtAGkrtCmolWjhJqhpx.JiGhkkAeeEuzD.dnRN1iYXg1Sp_2rpqZeVrOx9J8jdKhD_nBRwToLz7iFyRe7tZos3Wi9SiXibgoyFN6E4LDF_3vvsEt2UVawaomQRuZzwUsdGuZ.uqoilJxrn.CsdprINdkXRRIZDVKBl1SPpTdxl_XRTdHSwTAqhUipw_OVP4pTdxSgYLTWe5SGfr3iqz068bzVRyY.___wajQ_W.ZRDPk6QQ06D6FVDXlYVHoG_vtyrvrp8wnoClv9jHyMrnbE.wggqDTKBwsmney2YjNhr80dSstRBZ0oR23mwIVlXjtVp.HtyhG48LSrLdmuh4Gt1IO8Yff4CZFzQKGVXnvqpPNKvhTHrQHHp0XmzW6md1TMNdLnUYt7rqgyhfYs2odYhIPmJSEDzEGUTKdpDJKub2KmncJm0EShgVaLBkcW83eslpA7eBLLZZY_1MCCE3PbqVmkSGSlVG5pYaFw.9znjEeluPFz4ndIQqUphu_8pHYYwLPnOQJawoJDjHXNuBeebesxAS4_ThR.aq8ii.t2LOJVZf9j15NLID3dcAAF0qCA0A76ICyKXepPbCleDC6633nCkj3ujZiugmssR.InwEf3UDYDC4KDn3.S_RobK8YljP8a3ejbznPJAsx2GfYAM6idAqfyxkMe2kyQ7HCDSnFx3RdVsQn0l1j_f4uWrkugtXey6TZyzBBrUYWUIetLqIoVXl.dfOTKhPLIeK1LrTNk8CZrEeZSaFS4C3r5kiWYw8693MOmn0XlLGkabvKS_aVvbgi8Lqrw3pg13wdUZlIbZ3wqm8.JSlSDAOSMAdsxCCGeIn2MXAqkyAWyTY4uCmESdbuGfRVjf3F0l44OXoMhu93uJKzX.5CWzji0ePEFUHCrrqYYETcyXQzw5.qCdfzzkaDxnQXl1ZcqK9eyaCvSxn1TMiMzyFDYPTyc1CI6CBRfpo2JYQ.OPEdtoipRORWOPfqTbnN9SKpVHVw.w8FiTkw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fcac03f974c94c';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\/5463920178?__cf_chl_rt_tk=i.lqLpSZYVUDrLIQ1ymHiRF1jFp67ZEzGE.wq1XSZ.I-1739196513-1.0.1.1-Kw.spQo_DKBa4ZUr28O_ihiSDOcM2tyYngPjfXKxqk4" + 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