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-394796972907.mit-edu.top/post/7321860954

  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-394796972907.mit-edu.top",cType: 'managed',cRay: '90fafaa418d9802a',cH: 'leRz4eFU4b8qBKggTjKPveIdw_v1GQLdcsUOabdRrAI-1739178762-1.2.1.1-en5xr3NojImiONWL5va9Ml9DfXer3_m0JOoKfBhx23gxHAQsUr.4qnq.rI9YPnFf',cUPMDTk: "\/post\/7321860954?__cf_chl_tk=CAVqz2c6xhCAWXkb9Da20Lh_o5YDx9IdZBl6ouWx1uo-1739178762-1.0.1.1-Y3ZtwfExhto9RM8JcJhsKrp2othm3ZwgC4LizoOQDm4",cFPWv: 'g',cITimeS: '1739178762',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7321860954?__cf_chl_f_tk=CAVqz2c6xhCAWXkb9Da20Lh_o5YDx9IdZBl6ouWx1uo-1739178762-1.0.1.1-Y3ZtwfExhto9RM8JcJhsKrp2othm3ZwgC4LizoOQDm4",md: "LpdNK1mRKhY7fflKR8ttuol7nF7bRMShU5b1rJJuRTQ-1739178762-1.2.1.1-dQWCkVVXuQzWTNJJStqnU90D8C6KUQETKsT7KwGeu1oAejrkurl4fHmy4gkaSnXYximiYxGV.eIhRrdoW45poEo19igOJk.NLwnCa_jWbv91QTz9y17FN0XL6UfgDdQp1rO_UiNlh8ZJMF2o4IevVtdsg.WPSSLiaN2Qz.dOmZkXVWa1dqfuRmVT5Aa0JJkm85CWTcIeY72DUs5_H__3._hjpRlUAn1lgEfx_qEAowKlgoHxCKOzAOTvJwo3XToZ0_J52jX7rlg8Pe7GUMDBModl5MMDegLfJERxYrUJRe59fIEuAYLFKTsXy81tIBuzCTnWSMo66OABOrwbBzXJGbOhpHKSIXkuuWCKfZjZEREPtmcPQyemqn30cZU_XE3cwslDOi4soc6nPF_kChKBZHQGtN4ryDcVDJ7mBiFxonz4JfHbc7nGUfgal.xHmZO4vM956BJrIuOCuWgpn.G38FEOk7Zu.GjMK14V5bbnk1zBuvGUx8BhQStaHI9y1ji5m.cUKTwxxElBJU.1bOvhzugYz7J8LgsqlJJRDGjFGMjRPI4x_gkiI3fOBT9pDvf05lfIAkaY7zdgQGtl7vaaZYkn6FbUAhVtsI_XEgyQwGbcx2ihVP8tnwyllo.DiD2sNkQ6AA1Cidav52e2G7zEmBvEcZ9vIj_QZYJOVsc_ZTFwthIBX27oWi05NOly6HLrhpC0ZMYC1UurJlPpUaTWRYJi_fRE2S8whR1qHp20H_Byi3b5IiDxjTiH6.5o.lm_IWAyVpUP.eItFTX7LbuAZm4VK9dwkNKJU87v7U.ZhqFhi8lgE6IvIkkNgsJbJp.qyUXPduVpD0mZnNAcIbHDByyrmEfwn5YkwFdri7kDrmjdgXEUxcjIp1qiWwYFcdPB.dqfte3D8KRpP8Cp_gvffhTAEuN4rME2dWaUbE1nJhuHcnt3pSvUxI9wAGS4LODdFE8D._DEjUpxLHa4_PYCYn2TewQKFYRSxYW.urI_ndgFk.FVSaQ205It0GzDLUbD78ltFoH9OAU.dApajYu7YxhNfUIO_PyzdNTalIJcoq0N6mduvNFQ7VpAJ0T5l3hJYuepIBKV2kDhfl0o1B8dOG5LyaxB987FJjzFOQa3MyX8g98uz5kpgznW7CO_qN3KSOQGoS_Ecn0pJJnThVZVOFjqG7bpBKz8IwOQJOSGarh2jSVcdHPjz_ROR79fV7fkyDJO7pNoqNgZGra1OwxGY5hicRYvIPmtLenzi0qJdYqp95Qm7GMg6MQvIcshPA_udR5Ua3MOcUK7og1y3jG1n9dSUhob.YoeYZg1xM88aYy8GPLOJDvW8wRcR0JG78gODZOz31KN19XGEQ59AzYYDd1tVCUHJWRIvgKRQtd6j1SJ0BV8ZNJDYAOAgwaF3G_VixU6MB0DXwVhsjZv6.0eaoTR7DxRBp6gIvLz1.rbt41q5.XfI0dhtC0sUBZKyKNgsdTwNO2H2PBIQfjiTb5c9q6UM2vMUjis5hGpnRdVtB8Rell5RpJ3SVi0113Ghla7TjJs7oTuBPLbnOVt7oNpjPWayYPP8jdRBpbTBr4iLafem70PttbhyRMPnxGppZTdIM41pGh0JWPFY6.Kk5JETSGwmGZWhDFgvRGyULMJNnOHaKQ1b_m2IyWuTZz2Sgz0Sb7JeuCe1W6KHQJwbhRt3ZIF4I.4C7tfwb.mMX34GnKHevKWdB0XFISgQ42cJbk8B0RCvjSzwmR0igonvOs80U4YWoTFD6IVpcZajNNuALoCd_BErpiHdf8vUsv3.R5P0t4xdYW81r_1a3zmbngvJYYs9F7pi8XyqEcGcHopqMLf50vi5EdJF649Wg3MPmycuSxNS_m2kzCnSYodvdEN1DsVJ.Obltgj8pL6PqLXRScRSKnDleiJ9froLlyvw9sMMFxlK8mmeW2mP9mmX1jmGICKP1JwN_kXgZeGLAxFaL27TKiNrx2JXSgg3J04KTNqUjc0dDhdgYUsTSQOB9pHkKGIbUYGuxetFX.qiLJUXlElmMt3oD7RArgj1B40OzU5wBjGN7bQdyHUWYsm0hlfpClt1Zw27I.SRhSbAJ1r_Uf77ewAAxKBr.4..oRBU0JkJYAvExeYTUupsJSSzYDYaiYoT7hbGN_lxtXLUZ..zvhPI09EuzkswvQI6RUa7s5hEyez9dk19T.uDkXj71aUXmxk2G8ADXb5PqeKcAFOtwDrCLTpRu6aQ_bU27yT5cil",mdrd: "yhWPA1sQ.IkcMc7s_3WfHSbCYg1HcJ60VtIY08r.Kr8-1739178762-1.2.1.1-_TvG5yRCdXivXJROc9dd_dm7RgjK80yO9UYJ9Re.j5gYzpRla5stSNhPHmAzmB5ZrHF4BH0sEhi794WjZT6lUt29ALSc3.qUlZvQWjyEQExoEuYOtPZQ46vIp5tD1DPBH_SyAZIH84XMX9VgvO4yvhwLMf5wdsTH6zs2yIecHfQKZO3EjaHO.Tqt4abFpBDJWy7GTihnNk6QUGlc7SBXOsEB2FvnHGzmGdeqTbM7twhSjfNoCQIThsfIN5mVZ1kVmIv72ZHs3KHHoqBFvQn7NMTqJ8cuR5ubpytKDbmm1cYu_mw8Dt6BSAn.wGTXSWN_TJ2pM9ktcIfcCUGmxuccvyBj1hdTdliHfZiQdTyma8U_gd50pr8Dz_dcjZuQjietZZP7KBOedMLvm04wnQirwpKE_RCYf.XLA.hP7RYYCQVzzLppByF_EssJZBlyxbmAAA3GuKJkg6WOyhVITFDrT9i2KFov4zM1GG8nSdnzPKFbfEYmWxC_FgaXmzGmCnlqEi3tWWmV0kjik1nXRX41RKLDm0PTX2nnlLeReqRehN6BtwTD1xpOnERUMMSGXEtiIDz_DHYm86If_65C60RAYlXqnppyYdx6Q6mkaGYnKMBDFSYlqt26oKiwuRSKk_3_A7kqrQ_ZOMI4QAqL_njd9ufVbYeY6WaCSOxWnIrsQ96bgcZSWsLF_g6S.Hlqy4Y7akaeWC.61gHm1kIW6vpYTXUTtG_4yUd3V.RwWlNvYa2kFIHpokEUKBM1x1Q8rPGe6S5oncesv7HmQ.T3QRLGZg_9FytoUTszJuYum0k8GiMzFoMny736M.c2tCccVxkJPhhqXO2H9AXml9jGATtfIOj_rmRutLbIb9CvB1Zrf9zXQYnJwCfXMK47z.tOcgOcCnwkize0uqYQb2LcMKiCCFYIHb6Fu4.8KhhL4Wc_Xdd6FmZOFmor1A5mWW6MiOudEj4pPxI1agF.6CjuEMiWytveV6zM3nVqWi1pk3cuOS3bpLFvmXY.ErtBOniGDgCgA3_WXTIsDLsdCJNAsvYf3damcsQciks7X5hLOFLiJZRLB5CPhzAXTqlsLd09MJd_94fjGNbmYnpeo2uioI89rw7aRZ20pkqPZ9nKZH7jOJmfeThRSyFD6R3kBs6Mn3_65LwVDh72Lk5JZdHG68pmxdfPDtO_n85cDDxtKATu.X9PMijp7oPuPApVq.tNJafGUlDf0pQ.ekzoEhCD.W0UpM7UH_NMZhs4HqmeYFbAxtIkOW1aoVqjvERVkqSsyv2F6Pl3LqWCXnlxit27__Wr7jyIAeXsS3etIeKMDHmTkGI_oMcd5xDj36t2b0MnY_YZz4dKWMmtEUwiUHzdbXMdFLjQ4AeETa4r_UJKSRLpoAJKOWihEqzqxZ9U6ywrnDXuQpvBiJi.XL52KSSkuQxRLo14lS2.av6Duo4w8DzKp03UErEUD3r7RsaMUZKHyh0R2sSoR68nP1Qp8JNXWd6e_NWZWYvbOKkUOX2A5aoNyAWg.Rcuf4UKR5kbid9ZvsPSa8dRRnbsIyN8jL45.4gEAKbKP61pf7xhMLJvjh7a_PUmPmjU0W.j3x9FQQBfpPh0p5xtcNiiRTzLUAo49rYrB6CI25yQtZlzoNXs4uTXviwYv69Fqnn8Sdn5i1Td_yOeu8x53WlfN_E33li4sfYutnxz6W3LYeT4wN4uxqXkyc0llR359NEwzE.MhYGGVNosm1kA54__0tozxXNPCQ63RbPjT_XrLFW7tAcuvMNLp5m9WOOSD0PML_qLeTNjDswPAofKS2mCD8K6bDIpbDCKS3xAqZD1JgGudL6G2vp.FSU"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fafaa418d9802a';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\/7321860954?__cf_chl_rt_tk=CAVqz2c6xhCAWXkb9Da20Lh_o5YDx9IdZBl6ouWx1uo-1739178762-1.0.1.1-Y3ZtwfExhto9RM8JcJhsKrp2othm3ZwgC4LizoOQDm4" + 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