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-813595846423.mit-edu.top/post/4801562937

  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-813595846423.mit-edu.top",cType: 'managed',cRay: '9110bea2db6dc99c',cH: 'nbqQnU09mAZrF3xgZnTjBlWXTG3vquCwgkyAHERbYBM-1739406991-1.2.1.1-E31v7FKeokj9yDnGrEUTQ4kZ063BcFzksdU8wmJIKks8wmLkhKNrz0dN1CzB75.j',cUPMDTk: "\/post\/4801562937?__cf_chl_tk=M7.Idjhi1PntwIvwWXYiv0uVc3xt7DKWZWR7SdY.myU-1739406991-1.0.1.1-UX1Hc8vq_MeZHOFp_238lUVBn8ibDbIWnx1jqP9Vuyg",cFPWv: 'b',cITimeS: '1739406991',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4801562937?__cf_chl_f_tk=M7.Idjhi1PntwIvwWXYiv0uVc3xt7DKWZWR7SdY.myU-1739406991-1.0.1.1-UX1Hc8vq_MeZHOFp_238lUVBn8ibDbIWnx1jqP9Vuyg",md: "bW7733Az59UQo3QIn1fDXi64WLLxZjoC7buH3iqC9TA-1739406991-1.2.1.1-zkO4IsLSUrS8FwEFSDDd79YhAqob7ph7a.MfMOJcME5mF00MwJ80XIio4T5f_bXOsuxgQYYC1w60UXF85O7nEWcNOtPiLhY1arNl8Eov.HlEa3db.1yEmgOorB32CW14WyHUhCSIUdhIWhQqMrdkeXA3j7CVoDghXJjJJp0FvraKGOmnUQ6YstU1FRjGO17mjnm1FJo54.n0YVsQFfQJ.qGm1BdVFZFaSZ_3eSzvRlWSyo_Jgs31BL1afx0JMH1hjQ5QoDmKSwNiZkYfffNpYBvAnLAjwJ__OQG9b1G_TFC9m1LxmEa1NYMRJclauUQoWjECfplUNOiVTvn3R8Niee5ZUaTch.SthjSqIsJB5oZGiPesCX5nxzEZEZmSoUpbQnn262K95ESO1ZKlt52Sm1PPDvml40yhJzmkQJllqrNshxYtlaBEg2Rd_6r8WoPMPqdk60pPS0Wxf1uZ98_WcYuoHVl.bQU9e8ajUJZQHQBZKC1u2FE4SFDaVLW8nV_1k0HuYj2guIr_Mnfcqrn5qWf47ldC8E0nup4FPL4naRrpWYCOTtFdZM8TVvA8q1kTemwbfrQxZCxVvGIlrcnH2IpBjrD5plJMVJszZh2F7CASMMciDvFOjpvjxFDefeK4xeRAo_G6_1YnJOsP3RL1uAjx6_dUoudIdlBOQE3J.XQb2z6ab2fWsdnnIB67cEG.lVYOxuI2vZqAAQKCJuT3Cl0LNVAtYY.vp2NsvKmMQMV_DYswfvyTN_9o.k4zLbm4VFPgckZD8QlsQ20C81u8sAPuyYWpHYZs92Oxi4zpJEvgqq9lWAuilaRaQVO085BesNPBY9A5b5Hm9ULnmRYP7.juOgUjrEdozIiC7f0ipqjrmr8_E29xoMbnazf89OgechbZr0VETuxc2ipKKhjddQpgehUCbNx9zI.uf90.BeeiZie5OPtxPuRyHgs2jgSQjcX0weS19dt_IcjhQPiTi_fn4.IXtaPI7HXZF6NYjPJZZRuGGyDQ8f6bf39CxoGmGNa5iA_3YmkLOG45RWKBX5KT_HAUQ41rFsUUWZMm49xLHmo.bxK3FdVpRDb1XToaXG44sxgst_dmu86GLRlMHGgOH9X0kWhTkTr3goUtguO8MqQNlWwvUhuQpjfio37RXN5cUYbPvfT4n41PWa2vh_peuP7FDfiMfLYybmZAeKHeeljp4swDY75jVl6tMFZgnM.uSRW6rynvkd48TuVe8aJ7ayMX19vPkdKm3u5RDi7qKYmZFHDVxStTsMgbpObqFBGWu8HPvZlGrr4Bxd1twgxYXz1DDLarT74BKaSlt8XLPQscuW4sW0tVU0yG7RKtj2m.9qABtymeT3QsEnSbvhRpY6ohM_OY2GJ2StJFMw83tfRUQzkMBDGRrFfcF7w17CqE0RdT..6R0..SReNa2LAE8SoeUu88tPG1v7.fuUxS6bAHCGNeddVXRPJsjO1gfTndp6j5NUkdoHD4MtggCkpr.P2fde13eMMWRN0zhBI8TKYZ3FfZLn8KJVkEkVlVTQHN77j1AnoIVnVrIk2YlObX1e0uwDb1l4p700TQYn7VB8bF4WTWKUIj2KZK96jMvPEY5..iTzKtnXg5ri.nqo1AKyH_PuUDikWpo3T1xHDUyXUnok38.GMAykgop8iFYhhYhektjHigFyMcIWmxR2xXv6oIIzcrrgXZwTlhpQRImR8O2px.PpanL35wHWZciLmDjtJ39mEkzqZGPQyJg6M2oU4LcBd_XMWM68esjhJOfOxAtzyXK3DUFVM8EarYYaXRkNHu0tB8C2_oSwlk9dUv76.t5jiQ5gixMEUn6zXhNnsUoRS9bzANIdo3woxZ30lEpOmx1kdPFxPoTGEjvPEsAy.y0ExTQ6slNgj5rMPMvpYAdXi9j9bOSxTn0JTAO6W7apBCHZMk0W1YmbjgTNNhh10ILp3sZlyqfQ_q3Nasy2yMJsLA42cnu0EF3hGowVOtpwAGSgy68O0BL8olEY.DgLAmxjX.Hwusa2IQr09H1oaGW7x3MZmqgI7adnWFH2ce61pH3DWDtaxxBtJ0_560ZY7VK_Hj99Ov3x9F6GAkzaFoNCf2lS0RDX53UOt9fQbifUnxTIgsal7BKAExgGl.fPHxAlnDgLy.FNMG5rFuuShIT0diO5j3nLHF4hTsgpo6YbTkutIUyGepCzGYLWUt2UgfamSq5keTzPcgu5fGhReDTS42n2bekwisQNtn",mdrd: "PUisSlgBZ4GjaqAhbYwN94XgkVl0fnXOPl.enZPMDIA-1739406991-1.2.1.1-xLrKuVs85OfHvlf62WRrwz_7V7cnYfPTdgBA6UrWgUUz9FaK1aODDphhJ4WiCsolV_dh_iGIgEuEblIJyGa1ulVS2iqd.gnk6YlTqWhmC1A5iGQU9uxoxgZ6xKoRRq_P9k6KxqzQm.aWBT1IOLrqyiG0bOWgOS4ZukitKWh_IXp4ORVCm889d12YMMhEFQQmh6vqpdaPqiMXkUFv4NTFE7MWZ0uiY8AR7iqmkAFF8eYCIrWZCWO5YPlIt77BLu7sctFksv6HMKAhtI55UqRBRvKJOPRswj.J3U5opEzFiF9_gHCwwqF2RsrfuyYlaTxKTETDkQp2Hc0y.eoYJnnqaZhgPUbQA8okQVUDhY4.yYIgaBrww1F167N7063ntgmKsl.w1WCnDjC9lBAkplvx_v5PK0EW77h2H65sJk.X8PeYTIFsN3HXVRR7xbscK.rEEcMbBB1LD2D3SS8N5L7NXp16fG7VyXrjRqJyFt5gH.UZXHwbQIFcaKUfgyIyycBBF0kG2pMojWt2GbYdmeDEpPiz3KVNHRW4sjHSzHjq0Nxc2SEJpd_F_dsy1493YBFCyRr.hQgNqfWCCk8vjDNbWoRjJuX1oPbvaBsOEVG2lWApoqbsW7q234rZql5Dt4qy5wan7ey1boEC1Aw5XM4S82LTBhLLrctDmjAXakLdDEppDGsffMLrWqsDQ9CGIBxu5kxfe7pKQLJqDhvVvhHBA5J1NR2Eg3wnFHqSxzHFsbamIVuMrDEAlkdD99WRzEKgYrUta3s7KfsDElypDVl5pQ2zAIpTTnI4UggnidKTp15Ct1t6SUvdQ6ORtBCgVXtpX9oAdzGMHaTdUzFg3zqgRePhMIR_i9jO00Xknzi2xiBLG.SSy1oKkfBU8GDP5dBGCHvBUWfUbNojggB1yWRnap2YL_YdH6Hr1rae8CBBGZ1mgtYgZVfT0y94Kbkvcs2eAjhsiAQc10y.MB.tuGCvX.Mn1tAuBU7UX5GllZLvQiao4.r_pJ8D.fQtKnlqi3BoB2jV2ZSXihCPPsJMHkAnHBypdyHhgS3muykQnF4MIkF12MAzYjMaDxenWHoHuHy_kEaZ2Gaef8FhJYct0z87OtKOFI6IYxWwBNtrmEI5cNrOan1MZ1G7TP9LUMsNTddGMvIYSW2Ulg0eOLNRBAhCsDEdFoEgiDdo7PSImtMmwH7P1ngw_p5ErfZpAQlVWKCnh3xDTgk4W17GI9dklvuZzEABiCssTlzTDR5R1Ky3wLT7xjQiia7xt6Ss2tPHveGwQz2xoAsyruvNocAjQMw1wPtzKykbFui.KgyCQhlzTOa8oMHJrF2KfpjHtgyab2OvM5AmxAXkAh4NJJ3J2A4QZrq8j3RYJCu1gFigpp8ZCw.C5pGQ0bRtVNveI.raxtYHSuLHerHdfzSZH4S9AdqPcbeNCF6UsYr6nG9xGJB1fJLoERj8zoat_hpGBoU.fCa1LOl9jo2.4LyWN2FQ9x.RLiHNn78DLQfr3s7u2aTqTXJASUnB7NnX_Pm1VitL6v5sl_57IXx_km18IXuMTfhMol887dxUgVPEuSoRZGDPfmpFu4KV.utiXnJ.EJD6eqfMGVV2sWKujACo9u9XdC1YfNdGCzfl8k_spWNzSTPIoKIl8sRWVtaEeocfnR7rWD.S9VyfkWpDM9Wc2SCcXlkCaHUnPw06keSQenjBFa.vxmuEM8.vOTRuAlL74o3Y7KmT_MDGAUbWh.R0dhKkabKpwJc75oOkbPjYu7NvcJQ4CqsXqaPuxdeH_bibwiBpSHOfZHLnf0TrieauxSt6EZlsaZ.L7.azAhJQQ3ZvwD8ab2s"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9110bea2db6dc99c';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\/4801562937?__cf_chl_rt_tk=M7.Idjhi1PntwIvwWXYiv0uVc3xt7DKWZWR7SdY.myU-1739406991-1.0.1.1-UX1Hc8vq_MeZHOFp_238lUVBn8ibDbIWnx1jqP9Vuyg" + 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