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-972384868223.mit-edu.top/post/4085623179

  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-972384868223.mit-edu.top",cType: 'managed',cRay: '90fd0fc4b9adc9ac',cH: '5O9rnSZ9eNewlMlIv3kyDp2mk5oTSPMXetVu.3R5Wwg-1739200599-1.2.1.1-3ae2ScQ0540x4yS8Hv4NFWn7m9LOuzTevSRWK5biwPSIsg76t86iwz9qSxReQXRH',cUPMDTk: "\/post\/4085623179?__cf_chl_tk=B3dmb79AZ9B1LPrVka0stOzMiH_AfF8_0o.LKZAtBfQ-1739200599-1.0.1.1-wrVH7UB6hU9rfBf9t8JK7sWmW6CtjVwKONqbZb5n0bI",cFPWv: 'g',cITimeS: '1739200599',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4085623179?__cf_chl_f_tk=B3dmb79AZ9B1LPrVka0stOzMiH_AfF8_0o.LKZAtBfQ-1739200599-1.0.1.1-wrVH7UB6hU9rfBf9t8JK7sWmW6CtjVwKONqbZb5n0bI",md: "1B7zIRKqKyFoHIEbYAC_Bv9A78MECSEtCqyH_IR2CEw-1739200599-1.2.1.1-RmKcX4nwCiUYb4xscs5.OmMMnxRilMw2lQ8NVqyGNf5qIkIvoo.kdZto9f4S2F.T6Hc7wN3Be.Sbt56TmTi264OZp5m4eEhGnPto6YvYhLv_RhyBXR3Pp63kLAPT5E7x1JSSwjGirkQXzAf8xN8h.D7jFijPpNCaYsB0QWtuZtriqEe44VpqI62wONlo04EK0KObCDg9liUlmsKnn1RMkHtGYhZVAyPtQ1rUPhLSyVT0gmuViJcV8pGspOWqs0IkmdI_CmVol_wp2RWlmAyMsIKWb54G81cJMvmS4NjoJASppKWlyDFYOpq3y3zUpoPr5s0bCZF9b8egtXKuZZTxVKVhaMECEHfUA7ZlKwDwz5huLLJ4e0GR3ECvsn2_d9P73wnpGwJwETUSGU4iHxM4UvSVDhQZUmAnY91x3TyVqpmU8PJ1sMyFA5DrEjJBFE9ICkvmvZsOjfiNV34f4sV9BIIDWxyMYxP1tyMfzI6oP_r_eyHATb_e.MnQUu1Eg7tGPPoAJ2_WikKtf3nE6LJeW1TxEaZ1ahqG04wDecvSgW1y7s0KYY2ZwikYDVKkmwYgRgiY2Q64nfNib6hzt.evqxFZFpZMOxAAfb12nuPyi7e9_EdlU5H5hucHBpm9Z8R7vczFlmsvR8j.tGNyt.kj4pRgdwwiU2uNpmC8rKd5nFhB17mG96PAT5ofpxQdCdokQYh_gbPTIEdTH8MLZuo45Gq4Z9gwnNSHJjCVMXVK6IuuOg91xyuprr0EMIkqQcEvvjZiSRDoyD4jey4hXhc_bvUFCeMLuP4iu7A8Oq.l6oaY4YIXKJOf2vhzoq9M_YeXVsGkdMR13AoWWXp6uc3lVirwk69VC64ynqCdL0i_dG.yUhKflgNHQ_uE52x8nIPHSyE0sMcVOibE.dg8Sktc7FexMoTsoy3jG7LlolT79w1bq0BPtSACWbp3KEK3KCRq62jiTF3.d0lVmuaVBIYof5klQ2a59sgUrf0qcqvpvXHKfVaXwzlC799QV.ZXMPt9cAbXQWlsDSTAFr7ZVT1mPEyKsSfyUhKDWR22bzPKltTs4IljQrKPQkrHW7F0EYH7d72LSrWIbo1l4TAbDJSn3fShiVlRWtgPI34f7Ihfgyc6gxi_JgscD7ytqNcwvt.QR3ToNVeP8nMUWXWZpweiKZSHQ7PCvBjSQRbb2o7cH7wv3MAhHqd.HKAHnKCAEZYVFgwwxV09nvqtAT7st8nk3VXi4MO0RcTTHMG8c0w2kB0yCdIPpXJ0zpgic3EEJlitBsPXGVZ_ljyOIPhvh1qYb4GyBjdY2IJorkl9YK1oV41Hpjy3DyO5pvv3iwYRFUJdrtU__W3_hlXm2Wc7NgvPwXOdRfr89sT3V_FGAov8EmAm5zV1oTSNvGrrFDkzWMFh8lfHdx.fIWO9SoCw92dJ_7a.q7Y8wKLdSFvJrIsHlmKsNbYx1KnuTVpFnNZpzJfNUYkEGG3y_B0C.th6IiZAK4WazivZHg6CSwiI4mq04cV4R6VA0nSSZ6WltnLEnnsZ9s1nMsK6Bq3U8CyuxgaQqx9pOUQh4NINm1UvS2XmxqmbEzunCSFFxI9pJUzhsQsv_22T2kR2ev4NMNh0dPUrHPh97t1KOk4BrdyfysakjlnFRAlqC0Wh8GYv_y3vRyLAGpw1AsLp4BCjg66kaZA1IUq9fnKiGp0i26dytoh0XBEIw_bnomeymApx0LxRi_12f.umjQOEr3NFGwlUzw.BOwl1c5gzsI9.68gnYpqF4O5.1LGCpTsHtyUpvRJxCIS8VcJ3vBdDsjn02s_KHfEkTOQpBJzxm4ZmqY4u_Q2bBBSZsUZ9aKaSE23GZ5l_TUaTVVMDLJ61bIgPBDv2BNAjDsY_my1mEkRx5uCnY1Dfs3roiMvhqHspjNb.locSnTBJ8gY7lc03lVGU..XFp1FwNBH9xNUVQcvKEv_qTCxBzALCOHB08Jkf1qMxKP8dqpFJVX.oeax0Ek7sq7Ir1WsHMiefbVNlF9RRpqHpx.sRNGtFIDUiNZwSiPtne.Cb7xN5r1sZwa.HeWj6VM7wAXXLouhenA63YkcUQC4LrAyqV1YnmV.NsY3HeT70mvxwXjSvgXb.TjH3MDS852tVYdPBctyQ_KsPIMT4_gDw41n0eQ_GFr4Y6T1CONCdfBRnuAQG1YtsRRrtgeQrNLvKhnlPwDr67bxwUqW3h_DDjTjD_KcwuD02Va9CV8tLJ6W8M515",mdrd: "7UrUY6VoAH7lVkQTTVBynCuK.ckrfykYuaFvzPsUY1U-1739200599-1.2.1.1-AkH7Xz9vfnZuE997x4_.LooeY304faLJoL6mIa5QDASGx8GXeGDKzL4a43Mkcv_nj4KM9B9UoDpzKaoZAjY.BZpuA3F5JCR1JeSW9Ro4ByYjuBMpKaju7AOjhi6j51ZTnlng84yvsxsvhxxKZHa33V7ZGTSlrNxFhLFNgk_2Z.CCJShPCfzD45GoHb4MQsC1dTMXUt0c9nRv71_HMgIuBq3EgklLoTYvzGIcRiAeZ_4RCWXJdZu91JGZIDkKKrhMXsd8ep0is1AeT2kAHEQ6mf73y6n3knlB0VtsxK4Dc_SC6Pw7Mt4wSQTnoYILtlguOD7n5MoqcAkDtqhB1aaGqLSuppIIOJUIhqwikNDEynFnR5KEubL4VhJWq8_aHLimf9aPOf3ExlGwbCjQax7KIShoV1TbtGNL2izz1zTzDEhzRDubbCmNYGVcx1TsDeg2kRLJiA6b7krMmC7nr.EymbPMswAqkBD1kGVnueepn8JAQ4VzunywEf4OdRIQM2tgh6RnNWqM919XB6VTvn2m1yCv8BULDV5xbAFMDmtx8Bx7GtK6As8g9kSNHwn03DxHlU3j_lv4vmoJOl6dCSMCXBRLz5Xj36hZaR2uWChTkvU5ztB0HxoGhLglrqLTqP7JlbGPybAFXsLvCmBr8kSVA0i5EGSQhpPwWbzdQvMbtk7md3VvJVXcd4WGba6dJf7XdcPBfo.XN7YLjb4Mc3XYhhSElfg5ren0ZTPpuRr7WBF6qNIOeCdxiK7S2iCXWv5h3sgyLmU9VABoY2Fw.fu_SgmzmB3QxcE_kMF1I_saEv.XB9TaSLg_6KZiVvTJ0lzWE5b1JS4x43aA4oPY5Z50P40OZRjVasvmhnY9pSJR9pS3BdSvbym2p8QKReG__g_Yy6ItXAzaD_Q9vDAM4NTb5zsvB5D0G1YH33tPbzaU4Fss8sW5SEnnxlj0SsY9pNh9ZAYGeiTY9lzNheCB9tUhSxlnk5aTssNceXikVDLImZKGBI5Cl6cKvuVByOVyCFxPgRpJMP.JGHGsHCGPBbAQTzr_OQFuTvlMGHfGZL6uKGe2UqQHTme60SuAfC5YrwIm8w5_PGNSyy.nQPxLGGRF0iUsPfv44ImbkN3g7ijD5JfbdlNKe4hPu0GjSLZRc_DoYK4QdCTjeq9FicRArS0JdBVhZALcnxjCK8vP7KBl2zDiGFP2esXuAT8dlKmKVvb0k5AZgv.V1bBueBlpOdLK1P9lSwrot1j5xQku4C26skxCwCahOMuSk_83BUvK4O7ktQMLkOOupdAwNi4frbxHrKP4_VGJnrCHNW.4fAcDLukX6ncJm4Fg_4UwxlxRwDII1GOIZXQbNJqmN76tqjqM7PtRtgFSnF0CL50kjBSHdSSEfDgi6_q8AUb2pUxVJdpLQ9p6lOtfgt5jbxiiFagvT0Nte3trjU9PeM4b1hjSrTS0EajlI3hOk62Bf.KyAQQ_fZcNQ6WiMa0iVCkw2F5grLN_J0CqPah3KiOw7fsKqmK8yDTwd.wiX6Je9cMXxN_RU9vcBtqo0IzghCqWDN0dHgERRFH9pylmxOJXAnu_livP_Pnf_YtDiKPgByGCdNiMJYbjKQTZiy80qLeNoRwME1fLIYyn2p0uQjDS_247Q4pj7t9ExZArXSWzRHqyr_GhTzpotkV6ZPQN7AbgPQn3.RpNaDBx6Wx3BkHX7GpeXtBgaLrJlK8QCnIWV6mcxRMqfpiWt9kPFtLGzKixeBEvceZ61EUjvs_ZjMwLDEkRFc4a0_9jV09NE7VDCxpMHIu48iET9AHAeQUmnP.x0H7V6WhIvkqpOocO10vq98815a0"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fd0fc4b9adc9ac';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\/4085623179?__cf_chl_rt_tk=B3dmb79AZ9B1LPrVka0stOzMiH_AfF8_0o.LKZAtBfQ-1739200599-1.0.1.1-wrVH7UB6hU9rfBf9t8JK7sWmW6CtjVwKONqbZb5n0bI" + 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