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-649751257970.mit-edu.top/post/5718430926

  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-649751257970.mit-edu.top",cType: 'managed',cRay: '90f3aa241effc94c',cH: 'zfJxRHLw0YXKOb3NNR4ZkyVruuzPdlSslqmcl_l8j1M-1739102065-1.2.1.1-VrXgL7rSk9bB20b1AnlQi9j9gL2cJFcOXoYJYkcQRpbACAg5xw80unG3R.oda6FK',cUPMDTk: "\/post\/5718430926?__cf_chl_tk=fFRD8R5HbeKc.SIOPwKLTXscNETa0vEPGRoEWLHZVWc-1739102065-1.0.1.1-dbTHZ9WiFi64Q79bAZIi9UgLpNQypPv26TX93HDxcM8",cFPWv: 'g',cITimeS: '1739102065',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5718430926?__cf_chl_f_tk=fFRD8R5HbeKc.SIOPwKLTXscNETa0vEPGRoEWLHZVWc-1739102065-1.0.1.1-dbTHZ9WiFi64Q79bAZIi9UgLpNQypPv26TX93HDxcM8",md: "OvEaUM0e99TVP7KbAfttibHie9GS.uF8cUk6e7JG3BU-1739102065-1.2.1.1-2vuT500UYuiePJBowF0Z9lKFatv_oqbgbgS9k1cPxoDdR1OnRSeE.YD5laLCOD__u1ShoYdmB_HXVztpMnCcqFTITrDcspycfeSLvukU1HcJfnhjdi5DfcomYkn8rvTTR.8YxKWwl7YFgSGSMdIPYHeiWwpjzCCAJCE8tVFuYPJC045ZV_RXaOVfbDITX_Bcla.guNlIT91xcdh1TumycENGQ2.3.qxh3u9GtNNZZn30kdaTzf_GGeApQedc93X2G7xyU4Ojh7V4dSS2F3SO8vhkhqAu4mhrde7vaZ1MEdAYLvo6DNpuHOWTmh4hMfEtsECjQ1lokkrFlSS5FB71Daz35Ud8qstV_vk5tSQB0jEw.ONUSk2mR8Ux47B43zmMBj.p20HqTPQqVnsqNPxB_HH1mps89ENM4.eDh4nMLBnk5NIKVoY6X8e1xXbYgjQuJ99joPyH3yvfrp_JUm_dphduwdzCy3lLP8gIJ04YLJ7d23sJRiyJNKy2EebL.LGwQxO5I9S.GB6urTFyEzBFNKhL5HTgONm7oDiZRBFCNyiaXiLipI.B_syqlxdqorAdKwL17NcDIOHChTSdDc_M5vOWDF32qadt_kiGKA.vFZw5klY0Yk7J1vA.gRTV8VNW2LvygaPSgQe9rJ7_RTNE0YKuNLvK1zin1hT1S_QIsa6GoAGpUDY_LNI9EdXuqLSfGPRfOVwIC9J5vv9f6T2qDWgFT7XZZTn9fYxgRRywh3MD6jgce.9LFyZn2ewwsOypYxqtR6aGqtXNyFKQGCV4GdusB68uVA.RVSnhzubJF8c_X12sHrEXlK3AeiTGNrQ.Gp4mmsP9w3Zjp6z4otTQ.nvjVMK572YXXU_rfKIernoySWUBt6GL8YbJ.HkesZ3RjR5n9usRGxtz19OQipbsfdm.8Gq4JCx7OLfIisbGKqx8V4j6g0wZgqIzobBMaZzMIxMKuQVhLyKMxbNyxsGVGQiTzaJCbLzbCb4d0IcQgsygDFxzo0TxPizs96U6gpGL1C3wDJer8iJPuF1LZ_kEr6YO.z4XIdTOXWdHCqR5WnLem9f9qhSlGU0_YisNTuZ8qcxK0Uci3i2fIdeDUFDJLbp6B.g7J0I1ekCxAANoA_.XaNjnV1SKyqsycGVX1DcgdGSbOxMECA0G3X1yHMkt6zQRcGXBq5NryhDVndkyZscbFiklUPhbatlWdBze_kCW5ZxLkr5_cCZvfD8q75upxir1b0sSD69_WduyQVZoTrTOUv3piDhsjycCblkkxqqKMIz4Pj9Az7gh6BBkAQ9F6L6TdS4lpKl8oSrdNmZEw1HktftpNTtT8GvH5rsD2aI9f5OZctg_jl7yIwl5eTvnZB3VJNsYawGH7YMmBJjfDxUOEBG_20eqCP3WY7StJwnwyTal42MkWlSqy8xfBIyBoJGs1V1KNI6fKDTKcU.SCdTbIwvGMk3k4qDJUbdIW3HRqGzFGJdPgt0CKDQfKiBZNhdTW3iAepnXSPs1LkTt05rRGgorPom1GWUFnVoO8sFw7KSXWYYmmBDfB0Lpj_Q9HwgBkauJsQivi_Bmo2P.A9ZI9yALtuQkdEDHAmNP8Rznms76XzQR2DIbSUmKpLEHBi9f85LgWY_FLIKsOORokKKa2QvWKK5OIERwTFgqBB4DwLethVSaqBhj8ANd612qbqJqkl4enKHyp_1pu83EE1A4a4D0slHf1SgTymUazL5yoGBw_bKnCoWSlmdEyNt4aL_KOyq6w3QzZ4x9LxnUh8hqnMpBUiZFwvnGrCwL15m1ynZ2TWtwHz_Dn70xXsbdUcqM1BVUXVuXBDkA7uSj3rK42DlLpgQfw_T6ErNw7OFZEHPjbn_HGy9Pz7IyndgboJ1mjkFUfrv2F9I7mAO0O0.MOrR6ZU0SxJhBhAMw8figGUBgS6MFw2456X5on54DyW32ircfKnIXc1A38juwoZ.bQsvk2JQtECkuxpf.QA_aULxO1AVZFx9jqZmoz.IZHKl1LzkmqSJLDlZOSsSLAGMQqYjYJDWjhVb1xWpWUGslkBkCP7h5cxdmGj_XdM0Wr26tCBGKZ0ufrnFdQ_v1NoowyHh7KteZevpRC0dq9iyuCmPm9Gy4VupRd0I9Uba.15s4uvLIw26VoWGSUMAw_TluyhBMOOWIRONWFU4NeGJJHLJliPIcoGqpqeknToPZXYNs7kxoBiaHxlwS6dNUvLzUHCTrDZvCMBXTV7cA0z_5",mdrd: "R5jOmAWXlMaK2PIfEIffUzXAP0io_perMOGj8tLPNSk-1739102065-1.2.1.1-si8B_tOJqTYt92wHokIFI6uHIF2Ax5s20e687NWMSqlgnpdWCIHOEyUDniq68H7j0pwgIGkPoo30ng2Q3KJybTZD5wD0vB2p54Jp3pgJMTkynxrkBMsNtX2dgRPKWS6xfCzEf6HBuDObOAF4z_AQrzD4aW1PEcT8WY2gMHPYxaazdTf1492.e_DxuacWZ2CBXpzX4wwYfCzK04PnMW1M1kB2Gtqyv7FDgrB.iYY5pqOqwrC_n7fbePq_NDBMsjDRZbO7fo80j1LXrQX1z9CdFRzaKlNLSJoUzSIhxRnkCuWNx4YZtLoF0A6AcnTwJWnZPQsNo6tzEA.cwXwQgrXV7V6Zmk3JkKoiCGdkglzWwiadyWo4JkusA.Mbzn2FgFgILW2Q3Z7E_9LxWIIgvgvzzXN0mehDFjJ.9R.XT0YLHP.SFCmsTi32k.lwjhp6wwGyVqBPQ0zbFCcE1uluJ69z5pcneOv4azzp7eWrWb5JbE9eYRStyjf3HeVYTQutuFbQ6f2WOoNTV741W_I.xYNbAsKytwO0J76qJ2M4PKmTATDl6fv5InHP3gBMaTVisnLf1uwlCPPPeyeye7P.x6JtKaJ2PuCIeQJsKdHeb6GY4lJsZYRYCVLxAVOvAA0bevcfE9pBRa3jguLxLZcDEW1ujFlxCyrj3hP5.2MtHF6qDq.XXbmPBHMhjuKAYJ9jX75jhyuhDZnJSz7xwVA0XaU459Mc.P3iI_vlqefYzbV8J9b5M2zuRqbpMCT1hU8iBdFwUuJP1hQUAi5Zz37vvNymk3s2IFq1HMPSZPmjoDImWFEJuVT22TuxWEFTI4IKvL5wJMI2OJXBLvXAXxzJJRBJCH5iYpkwF1ZPuQ2wNex21XhRllHPPVORQJwAwgYcOnMbzdk8pfG0qszMK044T5aRf.AAwlR4cHdZdZ5VlEe1S5onKDQZl3OOUUwRcU5fFE9Jf4cT05VOqW0eq0nULie6gqsJiojkDnY4bTVGXdWu5M2xIpTa95AvJtvzwYPvZQ6tu2QStEtGUzeFA1BmsTTndVUr0ZjNa6AP4AuA7wlj6B.PH9mLbfUcGpNi2UeUy8IkouHrwb4mD.70HF2qbEhZofbC99e583HCBy5H0K1AAT0c4NVb0TeJANFr.vJR4SWs4iIqDiWZIjHBRztpvVk8EtK7PSHfoRoUYrb7SPOo3y_Y.rPH7CD88V_XRS0Ph0dv2JHR3JNRLj01EEyz92C0_zc6ewqItO7L1LqV4EcFZi56zKNv2cd6hliK6Kgbk3nL_B.Nm42sxa1LaP64w3girUhCeiv_3ZH0d.7LFOqiDBU6j8ExqKgkvS4xRfy.EyW8vUS7TD9Pz9h9RZLmvvMbBrUMzWqjQ_5RBRoJ3Q0.z.SnoGxWWhB8XITrJZua4iJf9Qwt63i1NI_b0ux3vHRYwWJuDLrP1zU1JRXTn_J0x8E0kgSuZ_DaF5yFFQHeMpO_Ml.PWaQ8e78N17Z6PAQMZu2el92lsSnOk0SnObNReBlr63zQbMHKVYm5jxHFzKz_xXpGNOfy8Hy2jytSgOTe611ileHrgNMzY.khtvb2F9OlCEgnHSim5ijPFqAk41x9Bgiv._wYc6BL8f2AH3vdqCxfai619dJs8e_Ua5svqTK5_XEqrzapMmeJcp7_bQsgzd2A.MAcUJsTqbQSU3mQBd_TBaxTTyAdTNpaqEyDv2ECJcAZQmhjLFfZY0ZdFhHcpO98sF.C1BYZYmLvdZCSrU84S6.wl4gMp8uvVzm_58fSGhdmF97kv2Tc89qIAVefOtHLhv8GAu_R0XMfaMqlZA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3aa241effc94c';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\/5718430926?__cf_chl_rt_tk=fFRD8R5HbeKc.SIOPwKLTXscNETa0vEPGRoEWLHZVWc-1739102065-1.0.1.1-dbTHZ9WiFi64Q79bAZIi9UgLpNQypPv26TX93HDxcM8" + 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